ЗАПИРАЮЩИЕ КЛЕЩИ С АКСИАЛЬНЫМ ЗАЖИМНЫМ ДЕЙСТВИЕМ (ВАРИАНТЫ)

FIELD: clamping tools. SUBSTANCE: pair of clamping tools 10 has body 12 provided with fixed jaw 14 that supports fixed extension piece 16. Moving jaw 22 is mounted on pin of articulated joint 26 for turning on body 12; moving jaw 22 has moving extension piece 28. Operating handle 34 is mounted for turning on moving jaw 22 to close the latter; moving jaw is made so that moving extension piece 28 slides over fixed extension piece 16 as moving jaw 22 turns to close to operating handle 34 thereby producing axial clamping action. EFFECT: improved reliability of clamping planar parts. 9 cl, 6 dwg ЭэЭл6бсз с Пы ГЭ РОССИЙСКОЕ АГЕНТСТВО ПО ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (19) ВИ "” 21413 976 ' 13) СЛ 5) МК" В 25В 7/12 12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ РОССИЙСКОЙ ФЕДЕРАЦИИ (21), (22) Заявка: 95119593/28, 10.01.1995 (30) Приоритет: 11.01.1994 Ц$ 08/179744 (46) Дата публикации: 27.06.1998 (56) Ссылки: 1. Ц5, 4541312, кл. В 25 В 7/2, 1985. 2. 1$, патент, 3210070, кл. 269-22 8, 1988. 3. Ц$, патент, 4725049, кл. В 25 В 1102, 1988. (71) Заявитель: Петерсен Манюфакчуринг Компани, Инк. (ЦЗ) (72) Изобретатель: Дэл Рэймонд (ЦЗ), Барнэс Фрэнсис (4$), Фуллер Энтони (0$), Соренсен Джозеф Алан (ЦЗ) (73) Патентообладатель: Петерсен Манюфакчуринг Компани, Инк. (ЦЗ) (54) ЗАПИРАЮЩИЕ КЛЕЩИ С АКСИАЛЬНЫМ ЗАЖИМНЫМ ДЕЙСТВИЕМ (ВАРИАНТЫ) (57) Реферат: Пара запирающих клещей 10 включает корпус 12, имеющий неподвижную губку 14, которая поддерживает неподвижное удлинение 16. Подвижная губка 22 поворотно крепится к корпусу 12 при помощи оси шарнира 26, при этом подвижная губка 22 включает подвижное удлинение 28. Рабочая рукоятка 34 поворотно крепится к подвижной губке 22 для смыкания подвижной губки 22, причем подвижная губка 22 выполнена так, что подвижное удлинение 28 скользит по неподвижному удлинению 16 по мере поворотного смыкания подвижной губки 22 с рабочей рукояткой 34, что создает аксиальное зажимное действие, которое обеспечивает надежный зажим плоских деталей. 5 с. и 4 3. п.ф-лы, 6 ил. фиг. 1 ...

KNIEHEBELDRUCKZANGE

Gripschlüssel

Gripschlüssel (1) zum Lösen einer Schraubverbindung, bestehend aus einem hebelübersetzten zangenartigen Werkzeug mit in den Klemmbacken (2, 3) eingebrachten Angriffsflächen (4af) zum Umfassen eines Schraubsechskantes (5) dadurch gekennzeichnet, daß die Angriffsflächen (4) zur Trennebene der Klemmbacken zu je vier (4a, 4b, 4c, 4d) in der festen Klemmbacke (2) und und zwei Flächen (4e, 4f) in der beweglichen Klemmbacke (3) aufgeteilt sind.

Spannzange

Spannzange (1) mit einem ersten (2) und einem zweiten Handgriff (3), mit einem ersten Klemmbacken (4), der fest am ersten Handgriff (2) angebracht ist, und mit einem zweiten Klemmbacken (5), der um eine erste Achse (X-X) verschwenkbar an dem ersten Handgriff (2) und um eine zweite Achse (Y-Y) verschwenkbar an dem zweiten Handgriff (3) angebracht ist, mit einer zwischen den Handgriffen (2, 3) angeordneten und verstellbaren Kniehebelmechanik (6), mittels der die Spannzange (1) mit ihren beiden um die erste Achse (X-X) verschwenkbaren Klemmbacken (4, 5) auf Werkstücke (34) von unterschiedlicher Dicke (D) festklemmbar sind, wobei die Kniehebelmechanik (6) umfasst eine Einstellstange (7), deren erstes Ende (8) am ersten Handgriff (2) über eine Einstellschraube (9) längs verschiebbar und deren zweites Ende (10) am zweiten Handgriff (3) um eine dritte Achse (Z-Z) verschwenkbar gelagert ist, eine Feder (11), die zwischen dem ersten Handgriff (2) und dem zweiten Klemmbacken (5) angebracht ist, und ...

Universalzange

Universalzange, umfassend: einen feststehenden Griff (10), eine feststehende Backe (20), die ein erstes Ende (24) aufweist, das an einem ersten Ende (12) des feststehenden Griffs (10) befestigt ist, die einen mittleren Bereich mit einem ersten verzahnten Greifabschnitt (21) aufweist und die ein zweites Ende mit einem ersten gebogenen Abschnitt (22) aufweist, der eine erste erfassende Ausnehmung (23) besitzt, eine bewegliche Backe (50), die ein erstes Ende (54) aufweist, das drehbeweglich mit dem ersten Ende (12) des feststehenden Griffs (10) verbunden ist, die einen mittleren Bereich mit einem zweiten verzahnten Greifabschnitt (51) besitzt, der dem ersten verzahnten Greifabschnitt (21) zugewandt ist, und die ein zweites Ende besitzt, das einen zweiten gebogenen Abschnitt (52) aufweist, der eine zweite klemmende Ausnehmung (53) besitzt, die der ersten erfassenden Ausnehmung (23) zugewandt ist, einen beweglichen Griff (40), dessen erstes Ende drehbeweglich mit dem ersten Ende der beweglichen ...

Kniehebelspannzange

WERKZEUG MIT ZWEI ARBEITSBACKEN

An apparatus device

Toggle-operated wrench

... 1,125,395. Wrenches. O. KASPER. 22 Oct., 1965 [23 Oct., 1964], No. 44771/65. Heading B4W. A toggle-operated wrench comprising a body 1 on which a stationary jaw 2 is mounted, a pivotally movable jaw 4, a toggle member 121 thereon, a second toggle member 14 pivoted at 19 to the body 1 and an operating lever 12 coupled to the toggle for closing the jaws, is characterized by a release lever 20 pivotally mounted on the same pivot-pin 19 by which the toggle member 14 is pivoted to the body 1. When the jaws are in the closed position as in Fig. 1, the toggle pair 121, 14 abut against the shorter arm of the release lever 20, the longer arm resting inside the operating lever 12. When the release lever 20 is moved in the direction a, the toggle pair 121, 14 is released, moving downwards a pin 15 in a guide slot 18 in the body 1, and via link 16 pivoting the movable jaw 4 to its open position. The setting of the jaws is controlled by a thumbscrew 9 which rotates a plate ...

Self-locking hand tools

Opposed handle hand tool with composite handle

Self-adjusting locking pliers

The self-adjusting locking pliers 10 include a fixed assembly having a fixed jaw 18 supported at one end. A movable jaw 20 is also supported on the fixed assembly. A lever 40 is attached to the fixed assembly and a linkage transmits a force applied to the lever to the jaws and locks the jaws in the clamping position. The linkage includes a plurality of links 60, 70, 80, and means for presetting the angle between the links is provided, to control the clamping force applied to the work piece. The means for presetting the angle between the links may include an adjustable actuator 100 in engagement with a protrusion on one of the links. The movable jaw may be supported on the fixed assembly by a pawl structure 24, which has teeth (24a, 24b, fig 5) for engaging racks of teeth (34a, 34b, fig 5) on the fixed assembly.

Self-adjusting locking pliers

TOOL HAVING TWO WORKING JAWS PARTICULARLY FOR USE IN CRIMPING

A securing device

Improvements in and relating to Clamping and Gripping Pliers

... 1,168,229. Pliers. L. MARZOCCHI. 22 April, 1968 [28 April, 1967], No. 18928/68. Heading B4W. Clamping and gripping pliers comprise a jaw 3 articulated to the handle 2 and to the handle 6 and spring loaded in the opening direction, an elbow-lever disposed between the handles 2, 6, and the elbow of which is supported against an adjusting screw 9 displaceable in the longitudinal direction of the handle 2 to permit adjustment of the minimum opening of the jaws 3, 1, a stop engageable with either the handle 2 or the adjusting screw for limiting closure of the handles, and a sliding catch clamping device for locking the handles in any gripping position of the jaws against the spring- loading of the jaws. The clamping device comprises a bar 11 which may be articulated to the elbow-lever, and whose end 13 passes through a slot 14 in the arm 15 of a double-arm lever spring-biased into locking engagement with the bar 11 which may be smooth, notched, or of other surface configuration. The locking ...

VICES AND HAND OPERATED HAND TOOLS PARALLEL JAWS FOR TOOLS-ADDITION

PLIERS

PLIERS

LONGNOSE TOGGLE LINK PLIERS

SELF-ADJUSTING PLIERS

A self-adjusting pliers (20) is operable to grasp a workpiece between an upper jaw (24) and a lower jaw (78). The pliers (20) includes an upper arm (22) having the upper jaw (24) and a lower arm (50), with the lower jaw (78) linked to the lower arm (50) but not integral with the lower arm (50). A control arm (58) has a first end (60) and a second end. The first end (60) of the control arm (58) has a first pivotable connection to the upper arm (22) adjacent to an end of the upper arm (22) remote from the upper jaw (24), and the second end of the control arm (58) has a second pivotable connection to the lower arm (50) at an intermediate location along the length of the lower arm (50). An upper control arm pivot pin (62) provides the pivotable connection between the first end (60) of the control arm (58) and the upper arm (22), and a spring (68) biases the control arm (58) so as to resist rotation of the control arm (58) about the upper control arm pivot pin (62). A support (38) extends downwardly ...

PLIERS-TYPE HAND TOOL

The present invention constitutes a new and useful improvement in a pliers-type hand tool wherein opposed jaws are spread apart for spreading or holding by engagement with internal surfaces thereof, objects such as chain links and snap rings. It is comprised of a pair of movable handles, a first handle having a first jaw which is rigidly attached thereto and being pivotally connected to a work element which is in turn pivotally connected to the second handle and has a second jaw operatively opposed to the first jaw. The invention also contains a toggle-type locking device which fixes the spatial relationship between the jaws when spread apart. The distance between the locked jaws can be varied using an adjustment screw threaded into the first handle. A release lever pivotally connected to the second handle provides a fast and convenient mechanism For disengaging the locking device. The jaws can be of various types.

ADJUSTABLE PLIERS WRENCH

An adjustable pliers wrench (10) including a fixture (11) having a handle (12) and an opposing stationary jaw (13), a co-acting jaw (14) pivoted to the fixture (11) and a lever (16) pivoted to the co-acting jaw (14). A guide (25) is attached proximate the handle (12) and a locking element (24) is arranged on the guide (25) for reciprocal and canting movement. At least one attached biasing element (51) urges the locking element (24) toward the stationary jaw (13). An arm (21) is pivoted to the lever (16) and a cam (23) is pivoted to the arm (21) and to the locking element (24) so as to be movable between a first condition permitting the locking element (24) to reciprocate along the guide (25) and a second condition bearing against the guide (25) and canting the locking element (24) into frictional engagement against the guide (25).

CLAMPING TOOL ATTACHMENT FOR USE WITH A POLISHED ROD

In one aspect there is provided a tool attachment for use with a clamping tool having at least one jaw. The tool attachment comprises a semi-cylindrical member having an inner bore along a bore axis and an external groove suitable to capture part of at least one jaw. In another aspect, a tool attachment assembly is provided for use with a clamping tool having two jaws and for use with polished rod having an outside diameter. The tool attachment assembly comprises a pair of tool attachments wherein the each of the inner bores of the pair of tool attachments are each of such dimensions so as to create a total bore having a inner diameter which is smaller than the outer diameter of said polished rod when each one of the pair of tool attachments is attached to the two jaws and when the clamping tool is in a clamped configuration.

LOCKING PLIERS WITH HANDLE LOCKING MECHANISM

Pliers include upper structure including an upper jaw and handle extending therefrom, and lower structure including a lower jaw and handle. The lower jaw may pivot relative to the upper jaw, and the lower handle may pivot relative to the lower jaw. An overcenter linkage operatively connects between the upper and lower structure, biasing the lower handle and jaw away from the upper handle and jaw, respectively, when in a jaw-opening position, and enabling the lower jaw and handle to be retained in a closed configuration when the linkage is in a jaw-closing position. A lock member is movable between a locking configuration preventing pivoting of the lower handle from the closed configuration and retaining the jaws in a closed position, and a release configuration enabling the lower handle to be moved away from the closed configuration, allowing the jaws to move to an open position.

REMOVAL TOOL AND METHOD FOR PHOTOVOLTAIC FASTENER

A tool for use with a fastener is provided. Another aspect employs a removal tool (150, 170) for use with a photovoltaic fastener (1). In one aspect, a photovoltaic frame attachment apparatus includes a photovoltaic module including a peripheral frame (26), a strut or rail (12) and a snap-in clip or fastener (16). In another aspect, a single- piece fastener (16) includes at least one flexible wing (52) matable with an opening in a strut (12), a flexible tongue (80) internally projecting in a central manner from a top wall (56) of a body (50), and a slot (68) adapted to receive a portion of a photovoltaic panel frame (26). In a further aspect, a tool (150) is rotated to disengage a central tongue of a fastener from a photovoltaic frame (26). Yet another aspect employs a tool 170) to compress a finger and/or wing (52) to allow fastener (16) removal from a strut (12).

LOCKING PLIERS WITH AXIAL CLAMPING ACTION

Greifzange

Vorrichtung zum Zurechtschneiden von Dachziegeln

Kniehebel-Klemmzange

Von Hand betätigbares, zangenförmiges Werkzeug für elektrische Installationsarbeiten

LOCKING TOOL WITH LONG SPOUT.

Plastics pipe grip system - has jaws each with two recesses of different radii

The pipe grip is particularly for holding plastic ones laid in protective ones during assembly, having a first jaw fixed to one handle and a second one hinging on it. A second handle is attached to the second jaw and pressed against the first handle against spring action so as to move the two jaws together and into a self-locking position. Each jaw (2,3) has two semicircular recesses (18a,18b;19a,19b) of different radii, so as to secure pipes (20,21) of two different dia. USE - Tool grips plastics pipes without damage.

TOOL WITH TWO WORK CHEEKS.

Locking pliers with axial clamping action

GRIP HAS BRAKE AUTOAJUSTABLE

La pince à frein (10) autoajustable inclut un assemblage fixe (12) ayant une mâchoire fixe (18) supportée à une extrémité. Une mâchoire mobile (20) est supportée en pivotement sur l'assemblage fixe au niveau d'un pivot coulissant qui inclut un loquet (24) doté de dents (32). Une crémaillère inclut un premier (34a) et un second (34b) groupe de dents décalées les unes des autres de la moitié du pas qui sont engagées par les dents du loquet. Un levier (40) est attaché sur l'assemblage fixe et une tringlerie transmet une force appliquée au levier vers les mâchoires et verrouille les mâchoires dans la position de serrage. La tringlerie permet de préfixer l'angle entre les tringles pour commander grâce à cela la force de serrage appliquée à une pièce à oeuvrer. La mâchoire mobile est attachée sélectivement à la tringlerie dans l'une de deux positions de sorte que l'écartement des mâchoires peut être ajusté sans affecter la géométrie de la tringlerie.

PINCE-ETAU

PINCE-ETAU PERFECTIONNEE A MACHOIRES AUTO-REGLABLES.

LA PINCE-ETAU PERFECTIONNEE EST REMARQUABLE EN CE QUE LA PARTIE ARRIERE DE LA MACHOIRE MOBILE EST AGENCEE AVEC UN PROFIL EN FORME DE DISQUE5 DE PART ET D'AUTRE DUDIT PROFIL ETANT RAPPORTEE, CENTREE ET FIXEE UNE PLAQUETTE PROFILEE6 AGENCEE AVEC PROFIL SELON UN PARALLELOGRAMME DEFORME ANGULAIREMENT DANS SES PLANS AXIAL ET TRANSVERSAL POUR S'ADAPTER AUX FORMES ET DIMENSION DES LUMIERES OBLONGUES.

PINCES DE BLOCAGE A LONG BEC

L'INVENTION CONCERNE UNE PINCE DE BLOCAGE A LONG BEC QUI COMPORTE UNE PAIRE DE MACHOIRES OPPOSEES 42, 44, UNE POIGNEE FIXE 12 ET DES MOYENS MOBILES DE BLOCAGE A POIGNEE ET A LEVIER 20 DISPOSES ENTRE LES MACHOIRES. LES MACHOIRES SONT FORMEES D'UN ACIER ALLIE A RESSORT, ET PRESENTENT, LORSQU'ELLES SONT ESPACEES, UNE OUVERTURE PARALLELE NE DEPASSANT PAS 6,35MM, CE QUI LEUR PERMET DE SERRER UNE PIECE EN AYANT LEURS FACES PARALLELES, DE FLECHIR JUSQU'A LA POSITION PARALLELE LORSQU'ON LES FERME ET DE REVENIR A LEUR ETAT PRIMITIF EXEMPT DE CONTRAINTES LORSQU'ON RELACHE LA PRESSION DE SERRAGE.

Particularly for the crimping pliers

knuckle Grip-vice

Automatically locking pliers for gripping objects of varying size

The automatic gripping pliers comprise a first (1) and second (2) arm, linked together by a hinge (3). Each of these carries a jaw at the end removed from the hinge. A traction arm (4) extends between the two main arms, and a manual blocking lever (10) is hinged (11) on the second arm to act on a temporary holding block (6) which may be urged against the traction arm (4). When the jaws have been closed to the required extend to grip something, the secondary lever (10) is operated to move the holding block against the traction arm, thus locking the jaws in place.

Universal tool for tightening

PINCE-ETAU WITH MECHANISM OF LOCKING AND PROCESS FOR SA MANUFACTURE

La pince-étau comprend un premier manche (12) relié à une première mâchoire (13). Un second manche (19) et une seconde mâchoire (17) sont reliés en pivotement au premier manche et à la première mâchoire de telle sorte qu'un mouvement du premier manche par rapport au second manche amène les mâchoires à s'ouvrir et se fermer. Un mécanisme (22) est prévu pour verrouiller les mâchoires l'une par rapport à l'autre et appliquer une force de serrage ou d'agrippement sur une pièce à oeuvrer positionnée entre les mâchoires. Un mécanisme de libération (27) est prévu pour déverrouiller la pince, ce mécanisme étant indépendant de l'opération de verrouillage. The vice grip includes a first handle (12) connected to a first jaw (13). A second handle (19) and a second jaw (17) are pivotally connected to the first handle and the first jaw such that movement of the first handle relative to the second handle causes the jaws to open and close. . A mechanism (22) is provided for locking the jaws relative to one another and applying a clamping or gripping force to a workpiece positioned between the jaws. A release mechanism (27) is provided to unlock the clamp, which mechanism is independent of the lock operation.

Vice-grip wrench (mole grip) with self-adjustable jaws

Hand tool with adjustable release function

A hand tool (1) with a clampable operating area (4) at an upper part of the tool, and two opposed handles (2,3) extending to a lower part of the tool and being arranged to govern the clampable operating area (4) between an open and a closed position, wherein a toothed pin (6) is pivotally arranged between the handles (2,3) extending downwards, wherein a support (10) and a pawl (8) are arranged on a first handle (2) of the two handles at a distance from each other forming a space between them, in which space the toothed pin (6) is to be received, and wherein an interaction of the toothed pin (6) and the pawl (8) impedes reverse motion of the handles during a closing action thereof, The interaction of the toothed pin (6) and the pawl (8) is such that reverse motion of the handles becomes possible at a specific release point that corresponds to a specific relative position of the handles (2,3), wherein an adjustment device (19,21) is arranged to adjust said release point.

ADJUSTABLE PLIERS WRENCH

An adjustable pliers wrench including a fixture having a handle and an opposing stationary jaw, a co-acting jaw pivoted to the fixture and a lever pivoted to the co-acting jaw. A guide is attached proximate the handle and a locking element is arranged on the guide for reciprocal and canting movement. At least one attached biasing element urges the locking element toward the stationary jaw. An arm is pivoted to the lever and a cam is pivoted to the arm and to the locking element so as to be movable between a first condition permitting the locking element to reciprocate along the guide and a second condition bearing against the guide and canting the locking element into frictional engagement against the guide.

SELF-ADJUSTING PLIERS

The present invention is directed to an improved hand tool (20') for using one hand to grasp a workpiece (22') between a first and a second jaw (24', 26') of the hand tool and adjust the force applied to the workpiece. The hand tool includes a first arm (28') and a second arm (52') , the second arm is operably linked to the first arm so as to cause relative motion of the first and second jaws upon motion of the arms. The hand tool further includes a control arm (58') having a first end (60') pivotably linked to the first: arm and a second end (62') pivotably linked to the second arm at a moveable pivot location (66') . The control arm is configured to control relative motion of the first and second arms into and out of an overcenter lock position. Movement of a force adjuster (84') located on the second arm in a first direction moves the moveable pivot location so as to increase the level of force required on the second arm to move the control arm into the overcenter lock position.

Extension Element for Improved Use of An Adjustable Wrench

This disclosure is related to an adjustable wrench for engaging work objects. The adjustable wrench has a handle having a handle end and a flat serrated jaw surface. The adjustable wrench also has an L-shaped movable jaw having a lever arm and a serrated jaw, the lever arm having a terminal end and an extension element extending from the terminal end having an opening therethrough. The adjustable wrench further comprises a projection extending from the handle having a tunnel therein for accepting the lever arm of the L-shaped movable jaw and a grip enhancing apparatus.

Switching structure for pliers

A switching structure for pliers contains: a fixed clamp jaw, a movable clamp jaw, a first handle, a second handle, an actuation unit, and an adjustable threaded rod. The fixed clamp jaw is disposed on the first handle, the movable clamp jaw is rotatably connected with the fixed clamp jaw and the second handle. The actuation unit includes a spring, a driving post, a pushing post, and a switch element, the driving post has an arcuate section and a push portion. The switch element is rotatably coupled with one side surface of the driving post and pushes an inner surface of the second handle so as to limit a rotatable angle of the driving post and the second handle, the switch element has an arcuately convex face and a flat face which alternatively contact with the inner surface of the second handle. 1the fixed clamp jaw is disposed on one end of the first handle, one end of an inner surface of the movable clamp jaw is rotatably connected with an inner surface of the fixed clamp jaw, and one end of an outer surface of the movable clamp jaw is rotatably coupled with the second handle, between the first handle and the second handle is defined a hollow space, the actuation unit includes a spring, a driving post, a pushing post, and a switch element, wherein a first end of the spring is mounted on an inner surface of the first handle, and a second end of the spring is fixed between two rotatable connecting portions of the movable clamp jaw, a first end of the driving post is rotatably connected with an inner surface of the second handle, and a second end of the driving post is inserted into the inner surface of the first handle, the driving post has an arcuate section on an outer periphery thereof, and the pushing post is rotatably joined with the inner surface of the second handle and its one end corresponds to and is forced by the arcuate section, the driving post has a push portion formed on the second end thereof, and the adjustable threaded rod is screwed into an ...

Holder adjustable to hold a flashlight selected from a group of differently sized flashlights

A flashlight holder is described which can be used with differently sized flashlights. The holder includes vise grip pliers for gripping structure adjacent a location it is desired to illuminate. A connector of the holder includes a collar for one size flashlight, as well as two rings for flashlights of other sizes. A bolt is threaded within the collar and acts as an adjustment mechanism for connection to any one of the differently sized flashlights. An interface device which secures the connector to the vise grip pliers facilitates the holding of flashlights or other objects of different weights. Its construction includes a mating ball and socket structure cap and a housing for a bolt on another adjustment mechanism provided as part of the vise grip pliers. The housing and cap are so secured together by bolts that tightening or loosening them changes the resistance to movement of the ball within the socket and movement of the interface device relative to the vise grip pliers.

Locking pliers tool with automatic jaw gap adjustment and adjustable clamping force capability

A locking pliers tool which combines a self-locking, frictional brake, gap setting means to set jaw gap size automatically when clamping onto a workpiece, and an over-center linkage clamping means to securely clamp the workpiece in between the opposing tool jaws, and an adjustment means for setting the clamping force to be exerted onto the gripped workpiece.

Adjustable pliers wrench

An adjustable pliers wrench including a fixture having a handle and an opposing stationary jaw, a co-acting jaw pivoted to the fixture and a lever pivoted to the co-acting jaw. A guide is attached proximate the handle and a locking element is arranged on the guide for reciprocal and canting movement. At least one attached biasing element urges the locking element toward the stationary jaw. An arm is pivoted to the lever and a cam is pivoted to the arm and to the locking element so as to be movable between a first condition permitting the locking element to reciprocate along the guide and a second condition bearing against the guide and canting the locking element into frictional engagement against the guide.

LOCKING PLIERS RELEASE MECHANISM

Disclosed is a release mechanism for locking pliers. The mechanism includes a center link and release link that work together to form an over-center lock with a release lever that acts sequentially on the center link and release link. The release lever can first contact the center link at a protrusion, and then contact a release link connected to the center link to release the over-center lock. User experience is therefore improved by a sequential unlocking operation that reduces the amount of leverage required to unlock the pliers.

A crimp tool and a method of assembling thereof

A crimp tool and a method of assembling the crimp tool. A crimp tool is formed by a pair of plates (171) forming a moveable handle (17) of the tool, and a pair of frame plates (180) forming a fixed jaw (2) and a fixed handle (18) of the tool. The tool also includes a moveable jaw, and a transmission (10,11) by which the moveable jaw is driven towards and away from the fixed jaw. The plates (18) of the frame are mutually held in juxtaposition by having edge portions snugly received in a frame shell. Edges of the plates (171) of the moveable handle (17) are snugly received in grooves 144, 146 in a shell (40) for the moveable handle. The tool is assembled by stacking the plates of the moveable handle and the components of the moveable jaw and the link, as well as the frame plates, and then insertion of the stack into the frame shell, which preferably has a tubular portion into which the jaw portion of the stack is inserted.

Pliers

ADJUSTABLE HOSE CLAMPING ARRANGEMENT

The present invention describes an adjustable hose clamping arrangement (100) for vacuum-tight sealing of a hose (182) of a flexible insert (584) to a free end (192) of a steel branch (191) of a vacuum mould (593), wherein the flexible insert (584) is guidable through the steel branch (191) from an inside of the vacuum mould (593) to an outside of the vacuum mould (593). The adjustable hose clamping arrangement (100) comprises a clamping device (110) configured for fixedly clamping the hose (182) such that a relative movement between the hose (182) and the clamping device (110) is inhibited, a mould bracket (140) configured for being mountable to the steel branch (191) of the vacuum mould (593), and two connecting devices (120), wherein a first end (151) of each of the two connecting devices (120) is connected to the clamping device (110) and a second end (152) of each of the two connecting devices (120) being opposite of the first end (151), is connected to the mould bracket (140) such ...

Zange

Zange

Hand operated gripping tool

The hand operated gripping tool 10 such as a pair of pliers includes a first jaw 12 fixedly connected with a first jaw handle 28 and a second jaw 14 movable relative to the first jaw such that the two jaws cooperably define a variable size space therebetween for receiving a part to be gripped. A second jaw handle 38 is pivotally connected 40 with the second jaw for moving the second jaw relative to the first jaw. A link system 58 is pivotally connected 60 to the second jaw handle and has a guided portion 70 selectively engageable with a plurality of guide slots 72, 74 provided on the first jaw handle. The guided portion is engageable with a first guide slot 72 to define a first range of movement of the second jaw towards the first jaw and a second guide slot 74 to define a second range of movement of the second jaw towards the first jaw.

Adjustable wrench.

An adjustable wrench has laws 1, 2 which automatically lock up when a predetermined force is applied to handgrips 3, 6. The jaws are closed by forcing together the hand grips which holds pivot F against rubber stop 8 mounted in a housing 9, which in turn is mounted on brace arm 7; pivot D is moved towards brace 7, thus straightening line CDE and rotating jaw 2 and pivot C anti-clockwise about pivot B. When the jaws close on to a workpiece W, further movement of D towards arm 7 is arrested in favour of the over-centre linkage arms 4 and 5 whereupon eccentric cam 11 locks rod 10 against anvil 12 thus holding jaw 2. The over-centre lock on the hand grip 6 locks and is prevented from going further than just over-centre by a stop which bears on to the inside of the hand grip. A wrench with sliding jaws is also disclosed (Fig. 5, not shown). ...

Hand operated gripping tools

LONG NOSE LOCKING PLIERS

Securing device with adjustable clamp and tether

The device is for securing an elongate object such as a ladder to a structure. The device includes a body 2 and an adjustable clamp 1. A variable tensioner 8 is used to tension a tether 4. The tensioner may be mounted on or in the body. A catch may be provided on the body to close the clamp and/or further increase a gripping force. The tether may be on a ratchet to prevent return. The clamp may include an adjustment screw 5 such as used in over-centre mechanisms e.g. self-locking toggle lever pliers. A tether end may include at least one karabiner 3 and/or at least one loop (13, Figure 6).

A clamp for removing a temporary fastener

CRIMPING TOOL

LONG CHEEK HAND CLAMPING FIXTURE

Ski shoe

Locking pliers

The pliers comprise a fixed assembly and a second jaw movable relative to the first jaw between an open position and a closed, locked position. A movable pivot connects the second jaw to the fixed assembly such that the movable pivot can move relative to the fixed assembly when the second jaw is in the closed, locked position and a torque is applied to the pliers. The second jaw is configured such that a resultant force on the second jaw is inside of the fixed pivot, between the fixed pivot and the movable pivot. 18 21 2 13 29 1.. 31 B - A p.. ... 20 22 26 33 1 13 18 21 0 29 -12 P- 15 30 20 22 26 33 1 13 29 31 12 13 218 3002 2 33 2 ...

Ratchet mechanism of staggered locking and releasing and ratchet clamp

Disclosed is a ratchet clamp, wherein a first clamp arm (11) and a second clamp arm (12) thereof are mutually pin jointed to relatively open or close via connecting shafts (13), a ratchet tooth assembly (30), a swing assembly (20) and a control assembly (40) are arranged between the first clamp arm (11) and the second clamp arm (12); the ratchet tooth assembly (30) has a plurality of first ratchet teeth (311) and a plurality of second ratchet teeth (321) arranged in a line and mutually staggered; the swing assembly (20) and the ratchet tooth assembly (30) relatively keep away or draw close by means of the connection shafts (13) as a rotary axis; a clamping piece of the control assembly (40) has at least one first pawl (432) and at least one second pawl (442), and a pulling piece of the control assembly (40) is used to toggle the clamping piece to move, when moved to the engaging position, the first pawl (432) and the second pawl (442) respectively being engaged with the corresponding first ...

PLIERS-TYPE HAND TOOL

LOCKING PLIERS RELEASE MECHANISM

Disclosed is a release mechanism for locking pliers. The mechanism includes a center link and release link that work together to form an over-center lock with a release lever that acts sequentially on the center link and release link. The release lever can first contact the center link at a protrusion, and then contact a release link connected to the center link to release the over-center lock. User experience is therefore improved by a sequential unlocking operation that reduces the amount of leverage required to unlock the pliers.

PORTABLE CLAMP

There is provided a portable clamp suitable for clamping workpieces together, the portable clamp including: a mounting member; a pivoting clamping member pivotally connected to the mounting member at a pivot; a reaction member mounted to the mounting member at a region distal the pivot; and a locking means to lock the pivoting clamping member to inhibit rotation of the pivoting clamping member relative to the mounting member so that, when in use, one or more workpieces are clamped between the pivoting clamping member and the reaction member. The locking means is an overcentre mechanism.

LOCKING PLIERS WITH AXIAL CLAMPING ACTION

A pair of locking pliers includes a body having a fixed jaw that supports a fixed extension. A movable jaw is pivotably mounted to the body by a hinge pin, and the movable jaw includes a movable extension. An operating lever is pivotably mounted to the movable jaw to close the movable jaw, and the movable jaw is shaped such that the movable extension slides along the fixed extension as the movable jaw is pivoted closed with the operating lever in order to provide an axial clamping action.

DOOR SECURITY DEVICE

A toggle-type self-gripping mechanism is provided with thin jaw-blades. The blades are entered into the slot or gap between a door and a door jamb. The jaws engage the door-bolt, and the device enables a heavy gripping clamp to be applied to the bolt. The thin jaws do not buckle under the heavy clamping because they are constrained against buckling by the slot. The device is used for security by e.g the occupier of a hotel room.

RAPID JAW ADJUSTMENT FOR TOOLS AND THE LIKE

A pair of scissors is divided into necessary parts which can be assembled movably. After folded, it becomes a very small, narrow and long cuboid with a volume less than or equal to 1/2 that of similar scissors, so it is esp. Suitable to be taken with one.

IMPROVEMENT WITH THE COLLETS KNOWN AS “GRIPS VICE”

Adjustable and lockable pincer wrench - has lever actuated knuckle joint stay on pivotable jaw with release lever

Self-locking type pincers - uses pivot strut to transmit lever forces having elasticity extending beyond tolerance jaw interval

Jaw grip of tightening

OUTIL MANUEL REGLABLE DE BLOCAGE

CET OUTIL MANUEL DE BLOCAGE COMPREND : A) UNE MACHOIRE MOBILE 25 ET UNE MACHOIRE OPPOSEE REGLABLE 12, B) UNE POIGNEE FIXE 11 COMPRENANT UN MOYEN DE REGLAGE 33 ET UNE POIGNEE MOBILE 14, AVEC ENTRE ELLES UN MOYEN 16 DE BLOCAGE A LEVIER POUR ETABLIR UNE RELATION DE GENOUILLERE ENTRE LES MACHOIRES EN POSITION DE FERMETURE, LA MACHOIRE REGLABLE 12 ETANT MONTEE PIVOTANTE SUR LA POIGNEE FIXE 11 ET LA POIGNEE MOBILE 14 ETANT MONTEE PIVOTANTE SUR LA MACHOIRE REGLABLE 12, C) UNE BARRETTE D'EXTENSION 23 MONTEE A ANGLE FIXE SUR LA POIGNEE FIXE 11 ENTRE ENVIRON 45 DEGRES ET ENVIRON 135 DEGRES, A PARTIR DE L'AXE DE LA POIGNEE FIXE, D) UN MOYEN POUR SUPPORTER ET DEPLACER LA MACHOIRE MOBILE 25 LE LONG DE LA BARRETTE D'EXTENSION 23 ET UN MOYEN 27 POUR LA MAINTENIR FERMEMENT EN TOUTE POSITION LE LONG DE LA BARRE D'EXTENSION, DE MANIERE QU'UN UTILISATEUR PUISSE PINCER ET MAINTENIR FERMEMENT UNE PIECE EN UTILISANT UNE SEULE MAIN, S'IL LE DESIRE.

Device of control lever articulated formant grips

GRIP VICE

La pince étau selon l'invention comprend un carter (2) présentant deux ailes (3) ayant chacune une rainure crantée (4) recevant une mâchoire supérieure (6) et une mâchoire inférieure (8), la mâchoire supérieure (6) étant fixe par rapport au carter (2) et la mâchoire inférieure (8) présentant un axe d'articulation dont chaque extrémité est engagée dans une rainure crantée (4), et un mécanisme de verrouillage des mâchoires dont chaque extrémité de l'axe d'articulation présente un élément d'appui contre la face extérieure de chaque aile (3) du carter (2).

Dispositif de mise en place de protheses femorales de hanches

L'invention a pour objet un dispositif de mise en place de protheses femorales de hanches comprenant en combinaison une poignee de manoeuvre 2 et une tige 7 cooperant avec la prothese 13, ladite poignee 2 etant prolongee par un corps 3 pourvu d'une chape 4 dans laquelle pivote une patte 5 munie d'une part d'un manchon 6 dans lequel coulisse la tige 7 et d'autre part d'une machoire 8, ledit corps 3 portant egalement un etrier pivotant 9 sur lequel est articulee en bout une deuxieme machoire 8 destinee a s'appliquer contre la premiere machoire 9 lorsque la tete de prothese 11 munie d'un capuchon protecteur 12 a ete introduite dans ladite premiere machoire 8 et lorsque la tige 7 est au contact du capuchon 12 recouvrant la tete de prothese 11 apres son insertion dans le manchon 6, la poignee 2 etant progressivement appliquee contre la tige 7 pour verrouiller la prothese 13 en reunissant les deux machoires 8, 10 alors que le deverrouillage est effectue en sens inverse par eloignement de la poignee ...

잠금 메커니즘 및 이를 포함하는 수공구

... 본 발명은 두 개의 핸들을 가지는 수공구를 위한 잠금 메커니즘에 관한 것으로, 래치 및 상기 래치를 보유하는 리테이너를 포함한다. 상기 래치는 디스크 및 디스크와 고정되고, 상기 디스크를 통과하는 샤프트를 포함한다. 상기 샤프트는 상기 디스크와 동축이다. 잠금 메커니즘은 수공구 안에 배치된다.

wrench

KIRURG, PROFYLAKTISK ANORDNING VID GRIP

Locking wrenches

Improved locking wrenches are provided with adjustment screws having a head portion which defines at least one opening registerable with an aperture defined in an extension member rearwardly extending from the lower handle of the wrench. In this manner, a restraining element may be placed through the registered opening/aperture to positionally restrain (immobilize) the upper and lower wrench handles relative to one another. The head of the adjustment screw and/or the extension member according to the present invention may be embodied in a number of alternative arrangements to provide the necessary cooperative relationship as between the opening and aperture respectively defined thereby.

Extraction device

A workpiece to which traction to be applied is firmly held by a gripping device to which is anchored one end of an impacting hammer having a rectilinear guide with a free end directed away from the workpiece. An impact member of high inertia is slidably disposed on the guide for rapid movement toward an impacting engagement with an abutment carried by the guide adjacent its free end, whereby the resulting tensional forces in the form of a sudden impulse are transmitted through the gripping device to the workpiece for use, for example, in withdrawing the workpiece from a member in which it is firmly anchored or embedded. The gripping arrangement of at least one jaw of the gripping device utilizes a single tooth which is harder than the workpiece to be extracted so that such tooth effectively bites into such workpiece to provide a firmer grip. In another embodiment, each jaw may include a tooth each biting into the workpiece in alignment with each other or in staggered alignment. The impacting ...

Switchable self-adjusting pliers

A self-adjusting pliers is operable to grasp a workpiece between an upper jaw and a lower jaw. The pliers includes an upper arm having a first end and a second end, with the upper jaw at the first end. A jaw arm has a first end and a second end. The second end of the jaw arm is pivotably connected to the upper arm at a main pivot adjacent to the second end of the upper arm, so that the first end of the jaw arm is movable in a circular arc relative to the main pivot. The lower jaw is at the first end of the jaw arm in movable facing relation to the upper jaw so that the workpiece may be grasped between the upper jaw and the lower jaw. An engagement mechanism releasably engages the jaw arm to the upper arm at an engagement position responsive to a movement of the jaw arm relative to the upper arm and responsive to a size of the workpiece grasped between the upper jaw and the lower jaw, to thereby prevent rotation of the jaw arm relative to the upper arm.

PLIERS HAVING A FIVE-BAR LINKAGE

Pliers includes a first holder and a second holder. The first holder includes a first handle and a first jaw securely fixed to an end of the first handle. The second holder includes a second jaw, a first connecting member, a toggle lever, a second handle, and a second connecting member. The second jaw is pivotably mounted to the end of the first handle and faces the first jaw. The first connecting member is pivotably connected to the second jaw. An end of the toggle lever is pivotably connected to the first connecting member. An end of the second handle is pivotably connected to the first connecting member. An end of the second connecting member is pivotably connected to the toggle lever. Another end of the second connecting member is pivotably connected to the second handle.

Locking pliers

Locking pliers include a stationary front jaw (21), a stationary handle (22), a movable front jaw (31), a movable handle (32) , an adjusting screw rod (23), and a locking lever (33). The movable front jaw (31) is moved toward the stationary front jaw (21) to clamp an object (100) therebetween when the movable handle (32) and the stationary handle (22) are forcefully brought together by an external force applied thereto. A releasing lever (4) for unlocking the movable front jaw (31) and the stationary front jaw (21) has a flex wall body with a substantially flat central portion (421) and two opposite curved side portions (422) flaring curvedly and upwardly from the flat central portion (421). The flat central portion (421) has a width (W) larger than the diameter (D) of the adjusting screw rod (23).

Locking pliers

ADJUSTABLE PLIERS WRENCH

VICE-GRIP PLIERS

SIMPLE STRUCTURE OF LOCKING PLIERS FOR RELEASING AND OPENING HANDLES AND JAWS THROUGH FAST AND DIRECT PULLING

A structure of locking pliers includes a movable joint pulling and pushing mechanism directly mounted to a tail end of a second handle. The mechanism includes a movable pulling bar forming a front-end arc recess that is positioned against a middle projection of a movable locking arm straddling between first and second handles of the pliers. The movable pulling bar of the pulling and pushing mechanism is provided with a U-shaped groove, which has a side projecting to form a wing projection, in a portion thereof that is engageable with the tail end of the second handle. The wing projection functions as a safety and protection device so that the movable joint pulling and pushing mechanism is provided with a hand push-way function to protect a user's hand from clamping and injury. 1. A simple structure of locking pliers for opening handles and jaws through fast and direct pulling, which comprises a control structure for fast opening the jaws of the locking pliers with a movable joint pulling and pushing mechanism that is mounted to a tail end of a second handle of the pliers in such a way that a movable pulling bar of the pulling and pushing mechanism is operable to directly push away an interconnection plate straddling between the first and second handles of the pliers, characterized in that the movable pulling bar of the pulling and pushing mechanism is provided with a U-shaped groove, which has a side projecting to form a wing projection, in a portion thereof that is engageable with the tail end of the second handle, the wing projection functioning as a safety and projection device, whereby the wing projection of the movable joint pulling and pushing mechanism can push away a user's hand to protect the hand from clamping and injury. The application is a continuation-in-part of co-pending U.S. patent application Ser. No. 13/216,257 filed on Aug. 24, 2011.The present invention generally relates to a simple structure of locking pliers for releasing and opening handles ...

Locking Pliers

A locking pliers locking pliers includes a fixed handle. A fixed jaw is connected to the fixed handle. A movable jaw cooperates with the fixed jaw and includes movable and fixed pivoting regions. A movable handle is pivotally connected to the movable pivoting region. A movable pivot unit includes a pivot pin engaging with the fixed handle and the fixed pivoting region, and a pivot hole disposed in one of the fixed handle and the fixed pivoting region and configured and dimensioned to loosely receive the pivot pin. The pivot hole has a first diametrical size and the pivot pin having a second diametrical size not greater than 0.8 times the first diametrical size. A biasing member engages with the fixed handle and the movable jaw. 1. A locking pliers comprising:a fixed handle;a fixed jaw connected securely to the fixed handle and including a first clamping surface;a movable jaw cooperating with the fixed jaw and including a second clamping surface and movable and fixed pivoting regions;a movable handle pivotally connected to the movable pivoting region about a pivotal axis;{'b': 0', '8, 'a movable pivot unit including a pivot pin engaging with the fixed handle and the fixed pivoting region, and a pivot hole disposed in one of the fixed handle and the fixed pivoting region and configured and dimensioned to loosely receive the pivot pin, with the pivot hole having a first diametrical size and the pivot pin having a second diametrical size not greater than . times the first diametrical size; and'}a biasing member engaging with the fixed handle and the movable jaw, with the fixed handle and the movable jaw being subject to a tensional force of the biasing member;wherein upon changing the locking pliers from initial, locking, to tightening positions thereof, the pivot pin has an annular trajectory in the pivot hole, and the movable jaw is pivoted toward closer to the fixed jaw, and the pivot pin is in abutting engagement with trailing, middle and leading regions defined ...

Locking Pliers with Improved Adjustment Member

A hand tool includes a first jaw, a first handle fixed to the first jaw, a second jaw, and a second handle pivotally coupled to the second jaw, a link member, and an adjustment member. The adjustment member is operable to axially move a first end of the link member to vary a distance between the first and second jaws. The adjustment member includes an engagement surface engageable with the first end of the link member, a shank in threaded engagement with a bore in the first handle, and a flange extending from the shank opposite the engagement portion. The flange includes a first side, a second side opposite the first side, and an elongate opening extending through the first and second sides.

ADJUSTABLE LOCKING PLIERS

An adjustable locking pliers includes a stationary handle, a stationary jaw, an operating lever and a movable jaw. The jaw is coupled by an axis which is selectively displaceable to alter the jaws' gripping capacity. The operating lever is coupled to the movable jaw by a first pivot. The lever rear forms a movable handle. A spring biases rotation of the movable jaw about the axis away from the stationary jaw. An actuation rod having a series of teeth and a stop face is coupled to the operating lever by a second pivot part way along the operating lever and coupled to the stationary handle by means of a third pivot. A catch having a series of teeth and a stop face is pivotally coupled to the operating lever. The teeth of the actuation rod and the teeth of the catch are configured to engage each other to permit multiple clamping positions. 1. A locking pliers comprising:a stationary assembly having an elongated overall shape, wherein a rear end of the stationary assembly forms a stationary handle and a front end of the stationary assembly forms a stationary jaw;a movable assembly having an operating lever and a movable jaw, wherein the movable jaw is pivotally coupled to the stationary assembly by a jaw axis to enable clamping of an object between the movable and stationary jaws and wherein the operating lever has a front end that is pivotally coupled to the movable jaw by a first pivot and the operating lever has a rear end that forms a movable handle;a spring for biasing rotation of the movable jaw about the jaw axis away from the stationary jaw;characterized in that the locking pliers further comprise an actuation rod having a series of teeth and a stop face on its front end, which is pivotally coupled to the operating lever by a second pivot part way along the operating lever, said actuation rod further includes a rear end pivotally coupled to the stationary handle by means of a third pivot and wherein the actuation rod and a portion of the operating lever that ...

Tube Clamping Hand Tool

A handheld clamping tool is provided that is adapted to clamp to and secure rounded work pieces, including lengths of tubing without damaging the same. The tool comprises a locking clamp embodiment and a plyer clamp embodiment, whereby the tool includes a pair of jaws with one or more semicircular apertures therealong that align to form rounded openings when the jaws are brought together. In one embodiment, the tool includes a movable jaw and a fixed jaw, along with a handle and grip that are lockable in a static state. Along the upper portion of the locking embodiment is a vice block in which the locking clamp can be held by a bench vice and the tool can support a tube without interaction by the user. In another embodiment, the tool comprises a pair of handles, a pair of jaws, and a fixed pivot point between the handles. 1. A handheld clamping tool , comprising:a handle having an elongated length, a proximal end, and a distal end;a grip having an elongated length, a proximal end, and a distal end;a fixed jaw extending from the distal end of the handle;a movable jaw pivotably connected to the handle between the distal end of the handle and the fixed jaw;whereby the movable jaw is pivotably connected to the distal end of the grip;an intermediate link having a first end and a second end;the first end of the intermediate link being pivotably and slidably connected to the handle at a position along the length of the handle;the second end of the intermediate link being pivotably connected to the grip along the length of the grip;a turn screw disposed within the handle, whereby a distal end of the turn screw is adapted to secure to the first end of the intermediate link when the grip is moved toward the handle;whereby the turn screw is adapted to adjust the position of the first end of the intermediate link along the length of the handle and operably lock the first end of the intermediate link to the handle when the grip is moved toward the handle;a bias spring disposed ...

LOCKING PLIERS

Locking pliers according to an embodiment of the present disclosure can be easily unlocked by pressing a pressing unit of an opening lever with a thumb while gripping the levers with one hand, and the locking pliers can give tension to an object by pulling the object through the principle of leverage. 1. Locking pliers comprising a fixed lever , a pivot jaw hinged to the fixed lever such that a distal end of the pivot jaw pivots toward a distal end of the fixed lever to hold an object , a movable lever hinged to the pivot jaw to pivot the pivot jaw when pressed , and an adjustment bar having one end thereof being hinged to the movable lever and the other end thereof being hinged to an adjustment bolt provided on the fixed lever , wherein , when the movable lever is pressed , the adjustment bar fixes the movable lever in a pressed position , the locking pliers further comprising:a bar-shaped opening lever hinged to the adjustment bar instead of the movable lever so as to be pivotable, the opening lever comprising a front portion and a rear portion on both sides of a hinge shaft, the front portion facing the pivot jaw,wherein a bottom of the fixed lever is covered with four fingers except for the thumb and the thumb is placed on top of the movable lever to use the locking pliers in a position in which the fixed lever is located below while the movable lever is located above; anda pressing portion is provided on the front portion, the pressing portion being configured to be pressed with the thumb of a hand holding the fixed lever and the movable lever, and the rear portion is in contact with the movable lever when a locked position is accomplished when the movable lever is pressed and pushes the movable lever upward from a side of the fixing lever to release the locked position when the pressing portion is pressed in a direction from the movable lever to the fixed lever.2. The locking pliers according to claim 1 , wherein an unlocking lever is provided on and hinged to ...

Fishing pliers

A fishing pliers comprising a upper clamping member having a first gear fixed after the front end of the upper clamping member; a lower clamping member having protrusion extending upwardly, to form a jaw opening for holding fish mouth with the protrusion extending downwardly positioned at the front end of the upper clamping member and a second gear fixed after the front end of the lower clamping member, which is engaged with the first gear; an upper handle, the upper clamping member pivoting to the front end of the upper handle through the drive shaft of the first gear, and the lower clamping member pivoting to the front end of the upper handle by the drive shaft of the second gear; and an lower handle, the lower clamping member pivoting to the front end of the lower handle at a first pivot point of the back end of the lower clamping member; herein, the lower handle moves with respect to the upper handle, to drive the second gear of the lower clamping member rotating with respect to the first gear of the upper champing member relatively, and to implement contact or separation between the front end of the upper clamping member and the front end of the lower clamping member. The fishing pliers disclosed in the present invention is comfortable and convenience, and allows the upper clamping member and the lower clamping member to reach a appropriate opening angle.

Gripping Tool with Adjustor Allowing Quick Adjustments of Clamping Pressure Modes

A gripping tool includes a first gripping side and a second gripping side cooperating with the first gripping side. The first gripping side includes a first handle side and a first jaw side fixedly connecting to the first handle side. The second gripping side includes a second handle side and a second jaw side pivotally connecting to the second handle side. The first handle side receives an adjustor. Upon operation of the adjustor, the spacing between the first and second jaw sides can be changed. The adjustor includes a control. The mid section of the first handle side has a largest width defining a first width. The control has a largest width defining a second width. The second width is smaller than the first width. The control includes a hole, and an external tool can engage in the hole to facilitate the operation of adjustor. 1. A gripping tool comprising:a first gripping side including a first handle side and a first jaw side, with the first handle side having a first and second end and a mid section between the first and second end, with the first handle side receiving an adjustor, with the first handle side including the second end thereof with inner threads and the adjustor including outer threads engaging with the inner threads, with the adjustor adapted to be turned, with the adjustor moving axially relative to the first handle side along a first phantom axis when being turned, with the adjustor including an end thereof adapted to insert in the mid section of the first handle side, with the adjustor including a control, with an outer periphery of the mid section of the first handle side having a largest width defining a first width in a width direction of the gripping tool which is radial to the first phantom axis, with an outer periphery of the control having a largest width defining a second width in the width direction of the gripping tool, with the second width being smaller than the first width, with the control including a hole extending in a ...

Clamping Device With Two Parallel Jaws

A clamping device includes first and second clamping members. Each of the first and second clamping members has a handle and a jaw. A bend is formed between two ends of the jaw of the first clamping member, and a first angle between the jaw and the handle of the first clamping member is smaller than 180°. Another bend is formed between two ends of the jaw of the second clamping member, and a second angle between the jaw and the handle of the second clamping member is equal to the first angle. The clamping device can be used to clamp a pipe. When the second clamping member is moving from a release position to the clamping position, two clamping portions respectively of the jaws remain parallel to each other such that force is evenly applied to two sides of the pipe. 1. A clamping device comprising:a first clamping member including a first handle and a first jaw, with the first handle including a connecting end and a holding end, with the first jaw including a front end and a rear end, with the rear end of the first jaw connected to the connecting end of the first handle, with the first jaw further including a bend between the front end and the rear end of the first jaw, with a first line passing through the bend and the front end of the first jaw, with a second line passing through the bend and the rear end of the first jaw, with a first angle between the first line and the second line being smaller than 180°, and with the first jaw further including a clamping portion between the front end and the bend of the first jaw; anda second clamping member coupled to the first clamping member, with the second clamping member including a second handle and a second jaw, with the second handle including a connecting end and a holding end, with the second jaw including a front end and a rear end, with the second jaw further including a bend between the front end and the rear end of the second jaw, with a third line passing through the bend and the front end of the second jaw, ...

Clamping Device Preventing Disengagement of an Adjusting Screw

A clamping device includes first and second clamping members. Each of the first and second clamping members has a handle and a jaw. The handle of the first clamping member includes an inner threaded portion extending along a longitudinal axis and an adjusting screw threadedly engaged with the inner threaded portion. The adjusting screw includes a first end having a disengagement preventing portion located in a sliding section between two ends of the handle of the first clamping member. The adjusting screw further includes a second end located outside of the handle of the first clamping member. The disengagement preventing portion of the handle of the first clamping member has a maximal height perpendicular to the longitudinal axis not smaller than a minimal inner diameter of the inner threaded portion perpendicular to the longitudinal axis. The disengagement preventing portion prevents the adjusting screw from disengaging from the handle. 1. A clamping device comprising:a first clamping member including a first handle and a first jaw, with the first handle including a connecting end and a holding end, with the holding end including an inner threaded portion extending along a longitudinal axis, with the inner threaded portion extending from the holding end towards the connecting end of the first handle, with the inner threaded portion having a minimal inner diameter perpendicular to the longitudinal axis, with the first handle further including a sliding section formed between the connecting end and the holding end of the first handle, with the sliding section located adjacent to the holding section of the handle, with the first handle including an adjusting screw threadedly engaged with the inner threaded portion, with the adjusting screw including a first end having a disengagement preventing portion, with the disengagement preventing portion located in the sliding section, with the adjusting screw further including a second end located outside of the first handle, ...

MULTI-FUNCTIONAL CLAMPING DEVICE

A multi-functional clamping device is disclosed. The multi-functional clamping device includes a handle portion having a vice grip handle, and a clamping portion coupled to the handle portion. The clamping portion includes opposing clamps. The multi-functional clamping device also includes an accessory mount coupled to the clamping portion. The position of the accessory mount is adjustable or non-adjustable with respect to the clamping portion. Further, the multi-functional clamping device includes an accessory locking fixture coupled to the accessory mount. 1. A multi-functional clamping device comprising:a handle portion comprising a vice grip handle;a clamping portion coupled to said handle portion, said clamping portion comprising opposing clamps;an accessory mount coupled to said clamping portion; andan accessory locking fixture coupled to said accessory mount.2. The multi-functional clamping device of wherein said position of said vice grip handle is adjustable with respect to said clamping portion.3. The multi-functional clamping device of wherein said position of said vice grip handle is adjustable about several axes of motion with respect to said clamping portion.4. The multi-functional clamping device of wherein at least one of said opposing clamps is removable.5. The multi-functional clamping device of wherein at least one of said opposing clamps is movable.6. The multi-functional clamping device of wherein at least one of said opposing clamps has a non-flat clamping surface.7. The multi-functional clamping device of wherein at least one of said opposing clamps has a padded clamping surface.8. The multi-functional clamping device of wherein said position of said accessory mount is adjustable with respect to said clamping portion.9. The multi-functional clamping device of further comprising:a support fixture coupled to said clamping portion.10. The multi-functional clamping device of wherein a position of said support fixture is adjustable.11. A universal ...

Locking Wrench Pliers

Embodiments of the current invention relate to a pliers wrench. Optionally, the jaws of the pair of pliers lock to an adjustable gap size and/or the gap between the jaws is aligned with a rotational axis of the pair of pliers. For example, there may be two jaws that adjust symmetrically around the rotational axis. In some embodiments, each jaw is closed toward an opposing jaw by a lever. Optionally, a locking mechanism locks the jaw when it reaches half the gap width from the rotational axis. Optionally, each jaw is closable independently of the other jaw. Optionally, a notch in the jaws forms an angle for clasping a bolt perpendicular to an axis of the device. For example, the notch may have a 120 angle. 1. A gripping tool comprising:a rotational axis;a pair of jaws arranged symmetrically around said rotational axis;a single adjustment mechanism simultaneously controlling adjustment of each jaw of said pair of jaws symmetrically around said rotational axis; anda standard torque fitting permanently mounted to pair of jaws coaxial to said rotational axis.2. (canceled)3. The gripping tool of claim 1 , wherein said pair of handles includes a long handle and a shorter handle said long handle having a larger mechanical advantage than said shorter handle.4. (canceled)5. The gripping tool of claim 1 , further comprising:a separate closing mechanism for a first jaw of said pair of jaws facilitating closing said first jaw independently from a second jaw of said pair of jaws such that said first jaw locks to a closed position while said second jaw remains in an open position.6. The gripping tool of claim 5 , wherein said separate closing mechanism includes a locking mechanism for locking said first jaw in said closed position automatically upon said closing.7. The gripping tool of claim 5 , wherein said a first jaw of said pair of jaws is configured to close by rotating with respect to second jaw of said pair of jaws.8. The tool of claim 7 , wherein said rotational axis is a ...

Locking Electrical Connector

Disclosed is a locking electrical circuit apparatus connection device capable of making a firm electrical connection where more certainty is a premium. The locking electrical connector creates electrical connections of temporary and semi-permanent nature improving the quality of connections than was heretofore possible, drastically reducing the prospect of unintentional disconnection, reducing health and safety hazards, making a new and useful improvement over electrical connectors of this kind in the past.

Locking Pliers with Modular Tool Insert

This invention is a set of locking pliers which includes a modular locking system to allow for tool inserts to be secured between the jaws of the pliers. 1. A lockable pliers comprising:a first handle supporting a first jaw with a vacancy for a tool insert to be secured;a second handle movable relative to the first handle between an open position and a closed, locked position;a second jaw with a vacancy for a tool insert to be secured that is movable between a first position when said second handle is in said open position and a second position when said second handle is in said closed position;a locking mechanism having a link for locking the second jaw in the second position;a release lever pivotably connected to said second handle;2. The first jaw and second jaw of wherein said vacancy is a negative space which secures a tool insert via compression when in the locked position.3. The first jaw and second jaw of wherein said vacancy is a negative space with a thin rubberized film which secures a tool insert via compression when in the locked position.4. The first jaw and second jaw of wherein said vacancy is a space with toothed protrusions which secures a tool insert when in the locked position.5. The first jaw and second jaw of wherein said vacancy is a space with toothed protrusions and a thin rubberized film which secures a tool insert when in the locked position. This invention relates generally to locking pliers and, more particularly, to an improved release mechanism for such pliers and a corresponding tool insert which can be locked into a vacancy inside the plier jaws.Pliers-type hand tools with toggle-locking mechanisms are generally known as locking pliers. These pliers usually comprise a fixed handle having a fixed jaw on one end thereof. A movable jaw and a movable handle are pivotal relative to the fixed handle to open and close the jaws. To operate the pliers the movable handle is closed relative to the fixed handle to close the jaws and seize a ...

Locking Pliers with Movable Torque-Increasing Jaw Section

Pliers are provided. Pliers include an upper handle, a lower handle, an upper jaw coupled to the upper handle, and a lower jaw coupled to the lower handle. In general, the upper jaw includes workpiece engagement surface, such a first set of teeth configured to engage a workpiece, and the lower jaw includes a workpiece engagement surface, such as a second set of teeth and a third set of teeth. The lower jaw opposes the upper jaw such that the first set of teeth faces the second set of teeth and the third set of teeth. At least a section of the workpiece engagement surface of the lower jaw is movably coupled to the lower jaw such that it moves relative to the lower as torque is applied to a workpiece, thereby increasing torque applied to the workpiece. 1. Locking pliers , comprising:an upper handle;a lower handle;an upper jaw coupled to the upper handle, the upper jaw comprising a first set of teeth configured to engage a workpiece;a lower jaw coupled to the lower handle, the lower jaw comprising a second set of teeth and a third set of teeth, wherein the lower jaw opposes the upper jaw such that the first set of teeth faces the second set of teeth and the third set of teeth;a first pivot joint coupling the lower handle to the upper handle such that the upper handle is movable relative to the lower handle to move the lower jaw relative to the upper jaw;a second pivot joint coupling the third set of teeth to the lower jaw, wherein the second set of teeth on the lower jaw are pivotable about the first pivot and the third set of teeth on the lower jaw are pivotable about the first pivot joint and about the second pivot joint; anda locking mechanism configured to lock a position of the upper jaw relative to the lower jaw.2. The locking pliers of claim 1 , wherein when the lower jaw and the upper jaw engage a workpiece and when force is applied to the upper and lower handles to apply a torque to the workpiece claim 1 , the third set of teeth pivots about the second pivot ...

Cabinet Hanging Clamp

The part that is new in the art of the Cabinet Hanging Clamp is that it is specifically designed to work on framed cabinets, which would be a very large percentage of cabinets manufactured across the United States and possibly elsewhere. Hundreds of thousands of these cabinets are sold each year to contractors developing apartment buildings, condominiums, or housing developments. This tool attachment will help any person installing the cabinets in these large developments by speeding up the installation time, eliminating the need for help, and will reduce strain on the installer by having to not constantly hold up the wall cabinet by hand to install. 1. I claim that the cabinet hanging clamp is an attachment to a locking plier with a bracket that has the purpose of attaching to the top center of the side panel of a framed cabinet , so that the plier locks on the cabinet prior to installation , then supports the weight of the cabinet as it is lifted and hung on to another cabinet. The clamp holds and aligns the cabinet in exact alignment to the previous cabinet installed , so that it can be attached to the wall and adjoining cabinet.2. I claim that the other optional aspect of the cabinet hanging clamp can be made into a permanent 18 or 20 gauge metal bracket screwed to the top center side panel of a framed wall cabinet before installation without the use of the locking plier clamp.3. I claim that another optional aspect of the cabinet hanging clamp can also be used to hold and align base cabinets until fastened. The Cabinet Hanging clamp is a tool created by Colum Rodgers to ease the hanging of framed kitchen wall cabinet (this will not work on frameless cabinets). The tool works in this way a first cabinet must be installed on the wall in the usual manner by holding it up by hand, leveling the cabinet, and screwing the cabinet into the wall. Once that cabinet is installed it then can act as a guide to use the Cabinet Hanging clamp to install all adjoining ...

CANVAS STRETCHING TOOL

Disclosed is a handheld canvas stretching tool used to stretch canvas across a stretcher frame. The tool can include upper and lower jaw plates with slip resistant surfaces configured to firmly grasp a portion of the canvas to be stretched. The tool includes wide “locking pliers” technology, and a second class lever action. These features give the user the mechanical advantage needed to apply a taut stretch to the canvas, while permitting one hand, and sometimes both hands, of the user to be free to apply staples that secure the canvas to the stretcher frame. 1. A canvas stretching tool comprising:an upper pivoting locking arm assembly including an upper jaw plate, an upper handle and a pressure release lever rotatably coupled to the upper handle; anda lower stationary arm assembly including a lower jaw plate having a fulcrum extending from the lower jaw plate at an angle to an outside surface of the lower jaw plate, a lower handle, a pressure adjustment bolt and a lock nut threaded onto the pressure adjustment bolt, the upper pivoting arm assembly and the lower stationary arm assembly being joined at a pivot hinge and being coupled by a spring and a pivoting pressure transfer arm coupled to the pressure release lever.2. The canvas stretching tool of claim 1 , wherein the fulcrum angle is in the range of about 60 degrees to 120 degrees claim 1 , relative to the outside surface of the lower jaw plate.3. The canvas stretching tool of claim 1 , wherein a width of the upper jaw plate is in the range of about 30 mm to 100 mm.4. The canvas stretching tool of claim 1 , wherein a width of the lower jaw plate is in the range of about 30 mm to 100 mm.5. The canvas stretching tool of claim 1 , wherein a width of the fulcrum is in the range of about 30 percent to 50 percent of the width of the lower jaw plate.6. The canvas stretching tool of claim 1 , wherein a height of the fulcrum is in the range of about 12 mm to 20 mm.7. The canvas stretching tool of claim 1 , wherein a ...

LOCKING PLIERS WITH IMPROVED ADJUSTMENT MEMBER

A hand tool includes a first jaw, a first handle fixed to the first jaw, a second jaw, and a second handle pivotally coupled to the second jaw, a link member, and an adjustment member. The adjustment member is operable to axially move a first end of the link member to vary a distance between the first and second jaws. The adjustment member includes an engagement surface engageable with the first end of the link member, a shank in threaded engagement with a bore in the first handle, and a flange extending from the shank opposite the engagement portion. The flange includes a first side, a second side opposite the first side, and an elongate opening extending through the first and second sides. 1. A hand tool comprising:a first assembly including a first jaw and a first handle fixed to the first jaw, the first handle having a bore at an end opposite the first jaw;a second assembly pivotally coupled to the first assembly, the second assembly including a second jaw and a second handle pivotally coupled to the second jaw;a link member having a first end axially movable along the first assembly and a second end pivotally coupled to the second assembly; and an engagement surface engageable with the first end of the link member,', 'a shank in threaded engagement with the bore, the shank defining a longitudinal axis,', a first side,', 'a second side opposite the first side, and', 'an elongate opening extending through the first and second sides,, 'and a flange extending from the shank opposite the engagement portion, the flange including'}], 'an adjustment member operable to axially move the first end of the link member along the first assembly to vary a distance between the first and second jaws, the adjustment member including'}wherein the elongate opening defines a major dimension coaxial with the longitudinal axis and a minor dimension perpendicular to the longitudinal axis,wherein the major dimension is greater than the minor dimension,wherein the adjustment member ...

Locking Pliers with Movable Torque-Increasing Jaw Section

Pliers are provided. Pliers include an upper handle, a lower handle, an upper jaw coupled to the upper handle, and a lower jaw coupled to the lower handle. In general, the upper jaw includes workpiece engagement surface, such a first set of teeth configured to engage a workpiece, and the lower jaw includes a workpiece engagement surface, such as a second set of teeth and a third set of teeth. The lower jaw opposes the upper jaw such that the first set of teeth faces the second set of teeth and the third set of teeth. At least a section of the workpiece engagement surface of the lower jaw is movably coupled to the lower jaw such that it moves relative to the lower as torque is applied to a workpiece, thereby increasing torque applied to the workpiece.

Multi-purpose archery tool

A multi-function archery tool includes first and second handle members, and first and second sets of jaws. The first set of jaws includes first and second jaw members movable toward each other to clamp a nock point upon moving the first and second handle members toward each other. The second set of jaws includes third and fourth jaw members movable away from each other to tighten a bowstring string loop upon moving the first and second handle members toward each other.

Locking Pliers

A hand tool including a first jaw, a first handle fixed to the first jaw, a second jaw, and a second handle pivotally coupled to the second jaw. The hand tool further includes a link member having a first end pivotally coupled to at least one selected from the group of the first jaw and the first handle, and a second end pivotally coupled to the second jaw. 1. A hand tool comprising: a firstjaw;a first handle fixed to the first jaw; asecond jaw;a second handle pivotally coupled to the second jaw; anda link member having a first end pivotally coupled to at least one selected from the group of the first jaw and the first handle, and a second end pivotally coupled to the second jaw.2. The hand tool of claim 1 , wherein the link member is pivotally coupled to the second jaw at a pivot pin claim 1 , and wherein the pivot pin is movable with respect to the first jaw.3. The hand tool of claim 1 , wherein the link member and the second jaw are movable with respect to the first jaw when a workpiece is clamped between the first jaw and the second jaw.4. The hand tool of claim 1 , wherein the first jaw includes a first surface and the second jaw includes a second surface claim 1 , and wherein the second surface abuts the first surface to limit the range of motion of the second jaw with respect to the first jaw.5. The hand tool of claim 1 , further comprising a locking mechanism including a lock member and an adjustment member.6. The hand tool of claim 1 , further comprising a spring coupled between the second jaw and the first handle.7. The hand tool of claim 1 , wherein the first end of the link member is pivotally coupled to the first jaw.8. The hand tool of claim 1 , wherein the first end of the link member is pivotally coupled to the first handle.9. The hand tool of claim 1 , wherein the first end of the link member is pivotally coupled to both the first jaw and the first handle.10. The hand tool of claim 1 , wherein link member includes a slot defined by a first flange ...

Tool particularly for valve replacement

A tool having segments forming a triangle wherein a connecting bolt segment moves the other two segments together, thus rotating a valve nut, is disclosed. The tool can be attached and easily operated without the disadvantage of having to apply physical strength in an awkward position. Different embodiments are provided that are adaptable to various valve body types.

LOCKING PLIERS

The present invention provides a pair of locking pliers, comprising a main clamp body, a movable jaw, a movable handle, a link, a wedge-shaped piece and an adjusting mechanism. When the jaw span reaches maximum, the pair of locking pliers satisfies the following relations: H/D≧0.5, (D+D)/D≦3.1≧0.45, wherein H is the distance between the center of the first pivot and the axis X of the fixed handle passed through the center of the fourth pivot, Dis the distance between the center of the first pivot and the center of the second pivot, Dis the distance between the center of the second pivot and the center of the third pivot, Dis the distance between the center of the third pivot and the center of the fourth pivot. The maximum opening angle of the jaw span of the invention can reach 49°, which results in the fact that the pair of locking pliers can efficiently and conveniently clamp large-size working piece. The clamping force can he adjusted and has nothing to do with the clamped working piece, which is beneficial to clamp the working pieces with different sizes. In addition, when the jaw span reaches the maximum, the angle between the movable handle and the fixed handle is relatively small, which is convenient for operating the pair of locking pliers with single hand. 2. The pair of locking pliers according to claim 1 , characterized in that when a force is exerted to the movable handle to rotate toward the fixed handle until the center of the third pivot falls on a line formed by a connection of the center of the second pivot and the center of the fourth pivot claim 1 , the pair of locking pliers is in a first critical state claim 1 , and the pair of locking pliers is lockable; when the movable handle further rotates toward the fixed handle to make the center of the third pivot get away from the line formed by a connection of the center of the second pivot and the center of the fourth pivot claim 1 , the pair of locking pliers is in a locking state claim 1 , and then ...

FISH HOLDING TOOL

A fish holding tool for safe and secure holding of a caught fish for purposes such as removing a hook from its mouth. The fish holding tool operates as a pliers having a planar four-bar toggle linkage, where the upper jaw of the upper member remains stationary and the lower jaw is opened and closed by manipulation of the lower handle. The fish holding tool is made of a lightweight, buoyant material, and allows stability by the positioning of a lower-jaw tab into an upper-jaw slot and by a toggle linkage having a toggle-linkage bumper. The fish holding tool provides a tapered extending tip on the forward end of the upper jaw, which facilitates the opening of the mouth of the caught fish even where the fish forcefully holds its mouth closed in reaction to having been hooked. In order to facilitate easy and secure gripping in wet conditions with a struggling fish, the fish holding tool provides a molded grip texture on the outer surfaces of both the upper handle and the lower handle and provides an upper-handle bulbous end and a lower-handle bulbous end. The fish holding tool also provides a lanyard with a buoyant lanyard-end terminator that facilitates easy retrieval, a secure grip during use, and buoyancy of the entire tool if dropped into the water. 1. A fish holding tool for safe and secure holding of a caught fish , having , in use , open and closed positions and a nominal orientation of front , back , top , bottom , left and right sides , and a width between the sides , the fish holding tool comprising: (a) at the front an upper jaw adapted to grip the inside of the mouth of the fish, having a tapered extending tip adapted to facilitate opening the mouth of the fish;', '(b) at the back an upper handle having an upper-handle bulbous end adapted to facilitate secure gripping; and', '(c) along the bottom an upper-member slot having a width;, '(i) an upper member comprising (a) along the sides a lower-jaw strut adapted to resist deformation;', '(b) at the back of ...

Locking Pliers with Improved Adjustment Member

A hand tool includes a first jaw, a first handle fixed to the first jaw, a second jaw, and a second handle pivotally coupled to the second jaw, a link member, and an adjustment member. The adjustment member is operable to axially move a first end of the link member to vary a distance between the first and second jaws. The adjustment member includes an engagement surface engageable with the first end of the link member, a shank in threaded engagement with a bore in the first handle, and a flange extending from the shank opposite the engagement portion. The flange includes a first side, a second side opposite the first side, and an elongate opening extending through the first and second sides. 1. A hand tool comprising:a first assembly including a first jaw and a first handle fixed to the first jaw, the first handle having a bore at an end opposite the first jaw;a second assembly pivotally coupled to the first assembly, the second assembly including a second jaw and a second handle pivotally coupled to the second jaw;a link member having a first end axially movable along the first assembly and a second end pivotally coupled to the second assembly; and an engagement surface engageable with the first end of the link member,', 'a shank in threaded engagement with the bore, the shank defining a longitudinal axis, and', a first side,', 'a second side opposite the first side, and', 'an elongate opening extending through the first and second sides,, 'a flange extending from the shank opposite the engagement portion, the flange including'}], 'an adjustment member operable to axially move the first end of the link member along the first assembly to vary a distance between the first and second jaws, the adjustment member including'}wherein the elongate opening defines a major dimension coaxial with the longitudinal axis and a minor dimension perpendicular to the longitudinal axis,wherein the major dimension is greater than the minor dimension,wherein the adjustment member ...

RETENTION APPARATUS FOR PORTIONS OF ADJUSTABLE WRENCH

The present disclosure is directed to an apparatus for use with an adjustable wrench to limit the displacement of a broken portion of the adjustable wrench relative to the remaining parts of the adjustable wrench when the wrench fractures. 1. A restraint apparatus , the apparatus comprising:at least one restraint device attached to at least one part of an adjustable wrench to limit the displacement of a broken portion of the adjustable wrench relative to the adjustable wrench after the adjustable wrench fractures.2. The apparatus of wherein the adjustable wrench comprises:a handle having a handle end and a flat serrated jaw surface;an L-shaped movable jaw having a hook portion, a lever arm, and a serrated jaw, the lever arm having a terminal end and an opening therein; anda projection extending from the handle having a tunnel therein for accepting the lever arm of the L-shaped movable jaw.3. The apparatus of wherein the broken portion is from the hook portion of the adjustable wrench.4. The apparatus of wherein the displacement of the broken portion is limited relative to the hook portion remaining supported by the adjustable wrench after failure of the hook portion.5. The apparatus of wherein the displacement of the broken portion is limited relative to the handle of the adjustable wrench after failure of the hook portion.6. The apparatus of wherein the restraint device is secured to the hook portion of the adjustable wrench.7. The apparatus of wherein the restraint device is secured to two separate areas of the hook portion.8. The apparatus of wherein the restraint device is secured to a portion of the hook portion and another part of the adjustable wrench.9. The apparatus of wherein the restraint device is a layer or strip of material disposed on a portion of the hook portion of the L-shaped movable jaw to limit the displacement of the broken portion of the adjustable wrench after the wrench fails.10. The apparatus of wherein the layer or strip of material is ...

CRIMPING TOOL FOR WIRE END FERRULES

A scissors-type crimping tool for crimping a female contact onto an electrical conductor, comprising a planar base member having body and first lever portions; an annular crimping die member connected for rotation between die-open and die-crimping positions relative to the base member body portion; a toggle link arrangement connecting a second lever for pivotal movement relative to the base member body portion; and a cascade spring arrangement operable by the toggle arrangement from a non-stressed condition to a stressed caged condition during initial movement of the second lever in the closed direction, and to a stressed condition during further movement of the second lever, thereby to afford processing of different cross-sections of ferrules and conductors in the crimping die, and to apply the force of the stressed cascade spring arrangement to the crimping die member during the final stage of the crimping operation. 1. (canceled)216-. (canceled)17. (canceled)18. A scissors-type crimping tool for crimping a female electrical contact onto the bare end of an electrical conductor , comprising:{'b': 6', '6, 'i': 'a', '(a) a frame including at least one general planar base member () having a body portion containing an opening, and a first portion extending from said body portion to define a first lever () having a free end;'}{'b': 2', '3', '4, '(b) crimping die means for crimping a female metal ferrule () onto the bare end of a conductor (), said crimping die means including an annular crimping die member () rotatably connected with said base member body portion in collinear alignment with said base member opening, said crimping die member being rotatable between angularly displaced open and crimping positions relative to said base member;'} [{'b': '19', '(1) a second lever () having first and second ends;'}, {'b': '14', '(2) a toggle link arrangement () connecting said second lever first end with said base member body portion to afford generally pivotal displacement ...

LOCKING PLIERS

An example pair of locking pliers comprises a first gripping head, a second gripping head, a first handle and a second handle, the first gripping head being mounted to the first handle, the second gripping head being pivotably mounted to the first handle and pivotably mounted to the second handle via a first joint. The pair further comprises a single connecting rod, a sliding mechanism and a locking mechanism, one end of the connecting rod mechanism being pivotably mounted to the second handle via a second joint, the other end being pivotably mounted to the sliding mechanism via a third joint, the sliding mechanism and the locking mechanism being slidably mounted to the first handle. 1. A pair of locking pliers , comprising a first gripping head , a second gripping head , a first handle and a second handle , the first gripping head being mounted to the first handle , the second gripping head being pivotably mounted to the first handle and pivotably mounted to the second handle via a first joint , characterized in that the pair of locking pliers further comprises a single connecting rod and a sliding mechanism , one end of the connecting rod being pivotably mounted to the second handle via a second joint , the other end being pivotably mounted to the sliding mechanism via a third joint , the sliding mechanism being slidably mounted to the first handle; a locking mechanism for locking the locking pliers; and an adjusting mechanism for adjusting the gripping force of the locking pliers.2. The pair of locking pliers according to claim 1 , characterized in that the end of the connecting rod which connects to the sliding mechanism consists of curve segments claim 1 , and the curvature of the curve segment close to the first handle is larger than that away from the first handle.3. The pair of locking pliers according to claim 1 , characterized in that the connecting rod is made of medium-carbon and high-strength carbon structural steel or high-carbon steel.4. The pair of ...

Extension element for improved use of an adjustable wrench

This disclosure is related to an adjustable wrench for engaging work objects. The adjustable wrench has a handle having a handle end and a flat serrated jaw surface. The adjustable wrench also has an L-shaped movable jaw having a lever arm and a serrated jaw, the lever arm having a terminal end and an extension element extending from the terminal end having an opening therethrough. The adjustable wrench further comprises a projection extending from the handle having a tunnel therein for accepting the lever arm of the L-shaped movable jaw and a grip enhancing apparatus.

Tire Bead Holding Pliers

Tire bead holding pliers includes a first jaw having a lipped plate configured to engage an outboard side of a wheel rim to locate the pliers, and a second jaw defined by a first and second hook and configured to curve around the wheel rim, move toward the first jaw, and engage an inboard side of the wheel rim as the pliers are tightened. The first hook has a first concave portion facing away from the first jaw and configured to receive a bead. The second hook extends from the first hook opposite the first concave portion, has a second concave portion facing the first jaw, and clamps the wheel rim therebetween. During tire installation or removal, the bead is hooked onto the second jaw, which holds the bead in place during the operation in a hands-free fashion. 1. Tire bead holding pliers , comprising:a first jaw that includes a flat plate configured to engage an outboard side of a wheel rim to locate the pliers relative to the wheel rim; and a first hook having a first concave portion facing away from the first jaw and configured to receive a bead of a tire; and', 'a second hook extending from a surface of the first hook opposite the first concave portion toward the flat plate, and having a second concave portion facing toward the first jaw that together with the flat plate forms a region for receiving the wheel rim such that when the pliers are tightened on the wheel rim, the second jaw curves around an inboard side of the wheel rim and cooperates with the flat plate to clamp the wheel rim therebetween., 'a second jaw having a double hook shape defined by2. The pliers of claim 1 , wherein the first hook of the second jaw is configured to hold a portion of the bead away from the wheel rim to enable a tire mounting tool to be inserted therein.3. The pliers of claim 1 , further comprising a material coating over at least a portion of each of the first jaw and second jaw configured to deter at least one of scratching the wheel rim and tearing the bead of the tire.4. ...

CLAMPING TOOL

A clamping tool is provided which includes a base, a clamping arm articulated to the base for pivotal movement about a first pivot axis, a handle articulated to the clamping arm or base for pivotal movement about a second pivot axis, a bridge element articulated to the handle or the clamping arm for pivotal movement about a third pivot axis, a first wedge element having a first wedge surface, and a second wedge element having a second wedge surface facing towards the first wedge surface. In a first positional range of the handle, the wedge surfaces are spaced apart. In a second positional range of the handle, the second wedge surface is supported on the first wedge surface, displacement of the first wedge element driving a displacement of the second wedge element. The bridge element is articulated to the first wedge element for pivotal movement about a fourth pivot axis. 1. Clamping tool , comprising:a base;a clamping arm articulated to the base for pivotal movement about a first pivot axis;a handle articulated to the clamping arm or the base for pivotal movement about a second pivot axis;a bridge element articulated to the handle or the clamping arm for pivotal movement about a third pivot axis;a first wedge element having a first wedge surface, said first wedge element being linearly guided on a guide; anda second wedge element having a second wedge surface facing towards the first wedge surface, said second wedge element being adapted to the first wedge element and being linearly guided;wherein in a first positional range of the handle, the first wedge surface and the second wedge surface are spaced apart from one another; andwherein in a second positional range of the handle, the second wedge surface is supported on the first wedge surface and a displacement of the first wedge element drives a displacement of the second wedge element;wherein the bridge element is connected to the first wedge element and is articulated to the first wedge element for pivotal ...

LOCKING PLIERS WITH IMPROVED ADJUSTMENT MEMBER

A hand tool includes a first jaw, a first handle fixed to the first jaw, a second jaw, and a second handle pivotally coupled to the second jaw, a link member, and an adjustment member. The adjustment member is operable to axially move a first end of the link member to vary a distance between the first and second jaws. The adjustment member includes an engagement surface engageable with the first end of the link member, a shank in threaded engagement with a bore in the first handle, and a flange extending from the shank opposite the engagement portion. The flange includes a substantially planar first side, a substantially planar second side opposite the first side, and an elongate opening extending through the first and second sides. 1. A hand tool comprising:a first assembly including a first jaw and a first handle fixed to the first jaw, the first handle having a bore at an end opposite the first jaw;a second assembly pivotally coupled to the first assembly, the second assembly including a second jaw and a second handle pivotally coupled to the second jaw;a link member having a first end axially movable along the first assembly and a second end pivotally coupled to the second assembly; and an engagement surface engageable with the first end of the link member,', 'a shank in threaded engagement with the bore, the shank defining a longitudinal axis,', a substantially planar first side,', 'a substantially planar second side opposite the first side, and', 'an elongate opening extending through the first and second sides,, 'and a flange extending from the shank opposite the engagement portion, the flange including'}], 'an adjustment member operable to axially move the first end of the link member along the first assembly to vary a distance between the first and second jaws, the adjustment member including'}wherein the elongate opening defines a first diameter coaxial with the longitudinal axis and a second diameter perpendicular to the longitudinal axis,wherein the ...

Safety structure for pliers

A safety structure for pliers contains: a fixed clamp jaw, a movable clamp jaw, a first handle, a second handle, an actuation unit, and an adjustment screw. The fixed clamp jaw is disposed on the first handle, and the movable clamp jaw is rotatably connected with the fixed clamp jaw and the second handle. The actuation unit includes a spring mounted on the first handle and between two rotatable connecting portions of the movable clamp jaw, and the actuation unit also includes a driving post rotatably connected the second handle and inserted into the first handle. The actuation unit further includes a threaded post having an arcuate section and includes a pushing post rotatably joined with the second handle and forced by the arcuate section. The driving post has a push portion, and the adjustment screw is screwed into the second handle and abuts against the push portion. 1. A safety structure for pliers comprising: a fixed clamp jaw , a movable clamp jaw , a first handle , a second handle , an actuation unit , and an adjustment screw; whereinthe fixed clamp jaw is disposed on one end of the first handle, one end of an inner surface of the movable clamp jaw is rotatably connected with an inner surface of the fixed clamp jaw, and one end of an outer surface of the movable clamp jaw is rotatably coupled with the second handle, between the first handle and the second handle is defined a hollow space, the actuation unit includes a spring, a driving post, a threaded post, and a pushing post, wherein a first end of the spring is mounted on an inner surface of the first handle, and a second end of the spring is fixed between two rotatable connecting portions of the movable clamp jaw, a first end of the driving post is rotatably connected with an inner surface of the second handle, and a second end of the driving post is inserted into the inner surface of the first handle, the driving post has an arcuate section formed on an outer surface thereof and is locked on an edge of ...

WIRE-STRIPPING AND CRIMPING PLIERS WITH FORCED LOCK

Wire-stripping and crimping pliers twist a stranded cable end with bars projecting into a pliers mouth at free ends of pliers jaws and crimp a cable end region with a ferrule using a ram guided in a cassette in a pliers legs crossing region and running into a die due to a closing force upon pressing the legs together, to compress the ferrule in the die. First and second moldings on the jaws project into the mouth. A forced lock has a pawl and a toothed segment on the moldings preventing the pliers from opening without the ram previously running against the ferrule. The toothed segment on the first molding has a course corresponding to a movement curve of the jaws. The pawl on the second molding is movable by a spring but fixed in position. The first and/or second molding is formed in one piece with the bars. 1. Wire-stripping and crimping pliers , comprising:two pliers legs having respective pliers jaws and a crossing region, said pliers jaws having a movement curve, free ends defining a pliers mouth and bars projecting into said pliers mouth at said free ends for twisting a partially exposed end region of a stranded cable;a cassette disposed in said crossing region of said pliers legs;a die for receiving a ferrule;a ram guided in said cassette and running into said die due to a closing force when pressing said pliers legs together to compress the ferrule located in said die for crimping the exposed and twisted end region of the stranded cable with the ferrule;first and second moldings each disposed on a respective one of said pliers jaws and projecting into said pliers mouth, at least one of said first or second moldings being formed in one piece with a respective one of said bars;a forced lock having a pawl and a toothed segment provided on said moldings to prevent the wire stripping and crimping pliers from opening without said ram having run beforehand against the ferrule located in said die;said toothed segment being located on said first molding and having a ...

CRIMPING PLIERS

The present invention relates to crimping pliers in particular used for forming at least three recesses at a contact element housing an electrical conductor. 1. Crimping pliers for crimping a workpiece comprisinga) a pliers head which comprises a base body and an actuation body wherein the actuation body is movable relative to the base body for causing a crimping movement,b) a fixed hand lever which is fixedly connected with the base body,c) a movable hand lever which is linked at the actuation body,d) wherein the movable hand lever is pivotably linked by a toggle joint with a pressure lever wherein the pressure lever is pivotably linked at the fixed hand lever, ande) wherein the pressure lever is elastically.2. Crimping pliers of claim 1 , whereina) at least three crimping plugs are movable relative to the base body in radial inner direction,b) the actuation body is formed by a pivoting ring being pivotable relatively to the base body, wherein the pivoting ring comprises grooves or cam surfaces and wherein the crimping rods are commonly moved in radial inner direction by the grooves or cam surfaces when pivoting the pivoting ring.3. Crimping pliers of claim 1 , wherein the pressure lever comprises an offset or cranking.4. Crimping pliers of claim 1 , wherein a return spring biases the hand levers in opening direction.5. Crimping pliers of claim 3 , wherein a return spring biases the hand levers in opening direction.6. Crimping pliers of claim 4 , whereina) a spring base of the return spring is supported in the region of the toggle joint at the movable hand lever andb) the other spring base of the return spring is supported at the fixed hand lever.7. Crimping pliers of claim 5 , whereina) a spring base of the return spring is supported in the region of the toggle joint at the movable hand lever andb) the other spring base of the return spring is supported at the fixed hand lever.8. Crimping pliers of claim 7 , wherein a forced locking mechanism is provided.9. ...

Locking Pliers

A locking pliers locking pliers includes a fixed handle. A fixed jaw is connected to the fixed handle. A movable jaw cooperates with the fixed jaw and includes movable and fixed pivoting regions. A movable handle is pivotally connected to the movable pivoting region. A movable pivot unit includes a pivot pin engaging with the fixed handle and the fixed pivoting region, and a pivot hole disposed in one of the fixed handle and the fixed pivoting region and configured and dimensioned to loosely receive the pivot pin. The pivot hole has a first diametrical size and the pivot pin having a second diametrical size not greater than 0.8 times the first diametrical size. A biasing member engages with the fixed handle and the movable jaw. 1. A locking pliers comprising:a fixed handle;a fixed jaw connected securely to the fixed handle and including a first clamping surface;a movable jaw cooperating with the fixed jaw, including a second clamping surface, and including movable and fixed pivoting regions;a movable handle pivotally connected to the movable pivoting region about a pivotal axis;a movable pivot unit including a pivot pin engaging with the fixed handle and the fixed pivoting region, and a pivot hole disposed in one of the fixed handle and the fixed pivoting region; anda biasing member engaging with the fixed handle and the movable jaw, with the fixed handle and the movable jaw being subject to a tensional force of the biasing member;a lock unit disposed to guard the movable jaw against displacement by counteracting a biasing action of said biasing member and including a first linkage, a second linkage, and an adjustment screw, with the first linkage pivotally connected to the movable handle about a first linking axis, with the first linkage including a lower wall terminating in a power end which is spaced from the lower wall in a transverse direction and abuts with the movable handle spaced in a longitudinal direction from the first link axis, with the first linkage ...

HAND TOOL STRUCTURE

A hand tool structure has two plier bodies pivoted by a pivot member, and a knob mechanism for controlling opening and closing of the two plier bodies. The pivot member includes a cylindrical body pivoted to the two plier bodies and a spring sleeved onto the cylindrical body and having two ends abutting against the two plier bodies. Opposing sides of the two plier bodies each include a V- shaped groove to form a square clamping hole when the two plier bodies are closed; a row of teeth; a first cutting portion for cutting an electric wire or cable; a second cutting portion for cutting a metal wire; a wavy peeling portion for peeling a jacket of the electric wire, the peeling portion including curved sections each having a different radius of curvature, wherein when the two plier bodies are closed, the curved sections form receiving holes with different diameters. 1. A hand tool structure , comprising a first plier body and a second plier body that are pivotally connected by a pivot member , and a knob mechanism configured to control opening and closing of the first plier body and the second plier body;the pivot member including a cylindrical body and a spring, the cylindrical body having two ends pivotally connected to the first plier body and the second plier body, the spring being sleeved onto the cylindrical body, two ends of the spring abutting against the first plier body and the second plier body respectively for the first plier body and the second plier body to be opened normally;the knob mechanism including two positioning holes disposed on the second plier body and a knob pivotally connected to the second plier body; wherein when the first plier body and the second plier body are relatively closed, the knob is pushed to a first position to be engaged in an engaging slot of the first plier body, so that the first plier body is blocked and cannot be pivoted relative to the second plier body; wherein when the knob is pushed to a second position to be disengaged ...

Parallel Jaws Locking Wrench/Plier

An improved parallel-jaws locking wrench/plier with toggle action includes a body element, a fixed jaw, and a moving jaw capable of moving rectilinearly by means of an action cam, which is pivotally connected to a locking lever coupling respectively to the upper ends of a fulcrum bar and a releasing lever thereof. A handle secured to the body element has an axially adjustable screw to regulate the opening of the jaws. This is the chosen embodiment to develop this invention, which enables the toggle wrench/pliers to use interchangeable jaw sets with simple and convenient steps.

Locking pliers with customizable jaws

A locking pliers has a first jaw and a second jaw movable with respect to one another. A locking mechanism locks the first jaw and the second jaw in position relative to one another. At least one of the jaws is provided with an attachment structure that allows a variety of work holders to be removably or permanently attached to the jaw. At least one of the jaws may be provided with a receiving surface that allows a surface of a variety of different types of work holders to be attached to the jaw such as by welding.

Clamping Device With Removable Handles

A clamping device has a clamp and a removable handle. A pair of clamping arms is on the clamp. A pivoting device includes a clamp bushing linked with each of the clamping arms of the pair of clamping arms to move the pair of arms between an opened and closed position. The removable handle couples with the clamp bushing. The removable handle includes a release mechanism to actuate the pivot mechanism to move the clamping arms between the open and clamped positions.

LOCKING PLIERS WITH IMPROVED ADJUSTMENT MEMBER

A hand tool includes a first jaw, a first handle fixed to the first jaw, a second jaw, and a second handle pivotally coupled to the second jaw, a link member, and an adjustment member. The adjustment member is operable to axially move a first end of the link member to vary a distance between the first and second jaws. The adjustment member includes an engagement surface engageable with the first end of the link member, a shank in threaded engagement with a bore in the first handle, and a flange extending from the shank opposite the engagement portion. The flange includes a first side, a second side opposite the first side, and an elongate opening extending through the first and second sides. 1. A hand tool comprising:a first assembly including a first jaw and a first handle fixed to the first jaw, the first handle having a bore at an end opposite the first jaw;a second assembly pivotally coupled to the first assembly, the second assembly including a second jaw and a second handle pivotally coupled to the second jaw;a link member having a first end axially movable along the first assembly and a second end pivotally coupled to the second assembly; and an engagement surface engageable with the first end of the link member,', 'a shank in threaded engagement with the bore, the shank defining a longitudinal axis,', a first side,', 'a second side opposite the first side, and', 'an elongate opening extending through the first and second sides,, 'and a flange extending from the shank opposite the engagement portion, the flange including'}], 'an adjustment member operable to axially move the first end of the link member along the first assembly to vary a distance between the first and second jaws, the adjustment member including'}wherein the elongate opening defines a major dimension coaxial with the longitudinal axis and a minor dimension perpendicular to the longitudinal axis,wherein the major dimension is greater than the minor dimension.2. The hand tool of claim 1 , ...

Pliers Comprising a Toggle Lever Drive

The invention relates to pliers ( 1 ). The pliers might be embodied as crimping pliers ( 2 ), cutting pliers or pipe crimping pliers. In the pliers ( 1 ) pliers jaws ( 3, 4 ) are driven by hand levers ( 8, 9 ) via a toggle lever drive ( 13 ). The toggle lever drive ( 13 ) is not formed by toggle lever rods or toggle lever bars. Instead, imaginary toggle levers are formed by a plurality of toggle lever components ( 35 ) which are movable along contact contours ( 30, 37; 33, 38 ) relative to each other.

Locking Pliers

A pair of locking pliers includes a fixed handle, a fixed jaw fixedly connected to the fixed handle and including a first edge with a plurality of asymmetrical first teeth extending therefrom and a second edge, a movable jaw pivotally connected to the fixed handle and including a third edge and a fourth edge with a plurality of asymmetrical second teeth extending therefrom, and a movable handle pivotally connected to the movable jaw. 1. A pair of locking pliers comprising:a fixed handle;a fixed jaw fixedly connected to the fixed handle and including a first clamping surface, with the first clamping surface having a first edge and a second edge, with the second edge extending rearward from the first edge, with the first and second edges inclining toward each other, with the first edge including a plurality of asymmetrical first teeth extending therefrom, with each first tooth including a longer first profiled side and a shorter first profiled side, with the longer first profiled side extending along a first axis and inclined to the first edge at a first angle, and with the first angle in a range between 25 degrees and 45 degrees;a movable jaw cooperating with the fixed jaw, having a first joining end pivotally connected to the fixed handle, and including a second clamping surface, with the second clamping surface having a third edge and a fourth edge, with the fourth edge extending rearward from the third edge, with the third and fourth edges inclining toward each other, with the fourth edge including a plurality of asymmetrical second teeth extending therefrom, with each second tooth including a longer second profiled side and a shorter second profiled side, with the longer second profiled side extending along a second axis and inclined to the fourth edge at a second angle, and with the second angle in a range between 25 and 45 degrees; anda movable handle pivotally connected to a second joining end of the movable jaw;wherein the movable jaw is pivoted toward closer ...

CRIMPING TOOL FOR BAND CLAMP

A crimping tool is provided. The crimping tool includes a movable jaw. The jaw being movable from an open and crimped positions. In an embodiment a linkage is coupled to the jaw and is rotatable about an axle. A member is provided having at least a first and second gear portion, the member pivoting about the linkage and moving relative to the main axle as the jaw moves from the open to the crimped position. A ring gear is coupled to the second gear portion and cooperate therewith to rotate the member about the axle. A drive gear rotates about the axle and cooperates with the first gear portion cooperating to rotate the member relative to the linkage. A handle is pivotally coupled to the axle. A drive pawl is coupled to the handle and rotates the drive gear in response to the handle moving from a first to a second position. 1. A crimping tool comprising:a stationary jaw;a movable jaw adjacent the stationary jaw, the movable jaw being movable from an open position to a crimped position;a linkage coupled to the movable jaw on one end, the linkage rotatable about a main axle;a transfer member having a second gear portion and a first gear portion, the transfer member being pivotally coupled to the linkage, the transfer member rotating relative to the linkage and relative to the main axle as the movable jaw moves from the open position to the crimped position;a ring gear operably coupled to the second gear portion, the ring gear cooperating with the second gear portion to rotate the transfer member about the main axle;a drive gear rotatably coupled to the main axle and operably coupled to the first gear portion, the drive gear and first gear portion cooperating to rotate the transfer member relative to the linkage;a movable handle pivotally coupled to the main axle; anda drive pawl pivotally coupled to the movable handle and operably coupled to the drive gear, the handle and drive pawl cooperating to rotate the drive gear in response to the movable handle moving from a ...

LOCKING PLIERS WITH HANDLE LOCKING MECHANISM

A pair of pliers includes an upper structure, a lower structure including a lower handle, an over center linkage, and a lock member. The lock member is movable between a locking configuration and a release configuration. When the lock member is in the locking configuration, it prevents pivoting movement of the lower handle from a closed configuration and retains jaws of the pliers in a closed position. When the lock member is in the release configuration, it enables the lower handle to be moved away from the closed configuration and allows the jaws to move to an open position. Movement of the lock member from the locking configuration to the release configuration requires sequential movement of the lock member in a first direction and then in a second direction. The second direction is different than the first direction. 1. A pair of pliers comprising:an upper structure including an upper jaw and an upper handle extending from the upper jaw;a lower structure including a lower jaw and a lower handle, the lower jaw being configured to pivot relative to the upper jaw, and the lower handle being configured to pivot relative to the lower jaw;an overcenter linkage operatively connected between the upper structure and the lower structure, the linkage biasing the lower handle and the lower jaw away from the upper handle and the upper jaw, respectively, when in a jaw-opening position, and enabling the lower jaw and the lower handle to be retained in a closed configuration when the linkage is in a jaw-closing position; anda lock member movable between a locking configuration and a release configuration, wherein when the lock member is in the locking configuration it prevents pivoting movement of the lower handle from the closed configuration and retains the jaws in a closed position, and wherein when the lock member is in the release configuration, it enables the lower handle to be moved away from the closed configuration and allows the jaws to move to an open position; ...

Effort-Saving Locking Pliers

A pair of locking pliers includes a first grip structure including a first jaw and an adjustment screw connected to a first handle. A second grip structure cooperates with the first grip structure. The second grip includes a second jaw pivotally connected to the first handle about a first pivot axis and a second handle pivotally connected to the second jaw about a second pivot axis. A lock mechanism is pivotally connected to the second handle about a third pivot axis. The lock mechanism abuts the adjustment screw which restrains the lock mechanism to the first handle. The second handle extends longitudinally and terminates at an end at a first length from the second pivot axis. A second length measures a distance between the first and second pivot axes. The second length is smaller than 0.19 times of the first length. 1. A pair of locking pliers comprising:a first grip structure including a first handle, a first jaw connected to and fixedly disposed on the first handle, and an adjustment screw connected to the first handle and being movable to various fixed positions on the first handle;a second grip structure cooperating with the first grip structure, including a second jaw pivotally connected to the first handle about a first pivot axis and facing the first jaw, and including a second handle pivotally connected to the second jaw about a second pivot axis;a lock mechanism connected between the first and second handles, pivotally connected to the second handle about a third pivot axis, and abutting the adjustment screw which restrains the lock mechanism to the first handle; anda biasing member connected between the first handle and the second jaw;wherein the second handle extends longitudinally and terminates at an end at a first length from the second pivot axis;wherein a second length measures a distance between the first and second pivot axes; andwherein the second length is smaller than 0.19 times of the first length.2. The pair of locking pliers as claimed in ...

LOCKING PLIERS

A locking pliers is provided, including a first clamp assembly, a second clamp assembly, a connecting member and an adjustment threaded rod. The first clamp assembly has a fixed jaw and a fixed grip. The second clamp assembly has a movable jaw, a movable grip, an operation member and a sleeve, the movable jaw is pivoted to the first clamp assembly, the movable grip is swingably assembled to the movable jaw, the sleeve is sleeved on the operation member, and the sleeve and the operation member are coaxially pivoted to the movable grip. The connecting member is pivoted to the movable grip and movably assembled to the fixed grip, and the connecting member selectively abuts against the operation member. The adjustment threaded rod is movably screwed to the fixed grip. 1. A locking pliers , including:a first clamp assembly, having a fixed jaw and a fixed grip, the fixed jaw fixedly disposed on an end of the fixed grip;a second clamp assembly, having a movable jaw, a movable grip, an operation member and a sleeve, the movable jaw pivoted to the first clamp assembly, the movable grip swingably assembled to the movable jaw and driving the movable jaw to be near or away from the fixed jaw, the sleeve sleeved on the operation member, the sleeve and the operation member coaxially pivoted to the movable grip;a connecting member, an end thereof pivoted to the movable grip and the other end thereof movably assembled to the fixed grip, the connecting member selectively abutting against the operation member;an adjustment threaded rod, movably screwed to the other end of the fixed grip and abutting against the other end of the connecting member movably assembled to the fixed grip.2. The locking pliers of claim 1 , wherein the movable grip has two first through holes claim 1 , the operation member has a second through hole claim 1 , the sleeve has at least one third through hole claim 1 , the second through hole is between the two first through holes claim 1 , one of the two first ...

Interchangeable Jaw Pliers

Interchangeable jaw pliers with detachable jaws that are push fit attachable to respective jaw mountings connected with the pliers handles 1. Interchangeable jaw pliers comprising a first handle , a first detachable jaw attached to a first jaw mounting disposed at a first end of the first handle , a second handle pivotally connected to the first handle to permit relative pivotal movement of said first and second handles and a second detachable jaw attached to a second jaw mounting disposed at a first end of said second handle , wherein said detachable jaws are push-fit attachable to the respective jaw mounting.2. Interchangeable jaw pliers as claimed in claim 1 , wherein said detachable jaws comprise an inner end provided with a tongue portion configured to push-fit attach to respective mating tongue receiving recesses of the first and second mountings.3. Interchangeable jaw pliers as claimed in claim 2 , wherein said tongue portions comprise opposed blade members that are spaced apart to define a gap claim 2 , and the tongue receiving recesses are provided with a blade that is push-fit engageable in the respective gap.4. Interchangeable jaw pliers as claimed in claim 3 , wherein said tongue portions and tongue receiving recesses each have a length and curve along said length such that said tongue portions are disposed in converging relationship when said tongue portions are fitted in said tongue receiving recesses.5. Interchangeable jaw pliers as claimed in any one of the preceding claims claim 3 , wherein the first and second jaw mountings are provided with respective permanent magnets and at least the leading ends of said tongue portions are made of a ferrous material claim 3 , whereby said detachable jaws are magnetically securable to said first and second jaw mountings.6. Interchangeable jaw pliers as claimed in any one of the preceding claims claim 3 , further comprising respective rotatable switches to lock said detachable jaws to said first and second jaw ...

Manual Clam Plug Connector

A manual clam plug connector to connect a plug connector, the manual clam plug connector including a vice-grip locking pliers disposed at a first end of the manual clam plug connector to be squeezed manually, and a connecting clam disposed at a second end of the manual clam plug connector to be squeezed in response to the vice-grip locking pliers being squeezed, such that a female connector end of the plug connector and a male connector end of the plug connector are brought together in response to the connecting clam being squeezed.

PLIERS

A pliers is provided, including a main body, a slidable member, a swingable assembly and a clamp assembly. The slidable assembly is attached to the main body. The swingable assembly includes a swingable member and a connecting member, and the swingable member is pivoted to one of two ends of the slidable member and one of two ends of the connecting member. The clamp assembly includes a first clamp portion and a second clamp portion, and the first clamp portion is disposed on the slidable member. 1. A pliers , including:a main body;a slidable assembly, attached to the main body and slidable along a linear direction;a swingable assembly, including a swingable member and a connecting member, the swingable member being pivoted to one of two ends of the slidable member and one of two ends of the connecting member;a first adjusting assembly, attached to the main body and optionally movable relative to the main body so as to actuate the other of the two ends of the connecting member opposite to the swingable member;a second adjusting assembly, attached to the main body and optionally movable relative to the main body;a clamp assembly, including a first clamp portion and a second clamp portion, the first clamp portion being comovably disposed on the slidable member, the second clamp portion being comovably disposed on the second adjustment assembly, the second clamp portion being located on a side of the first clamp portion on the linear direction;wherein when the swingable member relatively moves toward the main body, the swingable member pushes the slidable member toward the second clamp portion; and when the swingable member relatively moves away from the main body, the swingable member pulls the slidable member to move away from the second clamp portion.2. The pliers of claim 1 , wherein the first adjustment assembly includes a first threaded rod claim 1 , and the first threaded rod is screwed with the main body along the linear direction and abuts against the ...

UNIVERSAL PLIERS

A pair of universal pliers includes a fixed structure, a movable structure movably connected to the fixed structure and including front and rear movable handle plates, and a quick release mechanism including a trigger and a resilient locking subunit. The resilient locking subunit includes a movable pin inserted through and slidable along a first guide slot of the front movable handle plate and a second guide slot of the rear movable handle plate. The resilient locking subunit is switchable between a locked state where the rear movable handle plate cannot pivot relative to the front movable handle plate and a non-locked state where the rear movable handle plate can pivot relative to the front movable handle plate. 1. A pair of universal pliers comprising:a fixed structure extending in a front-rear direction, and including a fixed jaw plate and a fixed handle plate that extends rearward from said fixed jaw plate, said fixed jaw plate having a fixed clamping portion; a movable jaw plate that has a movable clamping portion opposite to said fixed clamping portion and forming a clamping hole that is in conjunction with said fixed clamping portion,', 'a front movable handle plate that is pivotally coupled to and extends rearward from said movable jaw plate, said front movable handle plate having a first guide slot at a rear end thereof, said first guide slot defining a locked segment and a releasing segment at opposite ends thereof, and an intermediate segment between said locked segment and said releasing segment, and', 'a rear movable handle plate that has a pivoting end pivotally coupled to said front movable handle plate, an grip end opposite to and disposed at a rear side of said pivoting end, and a second guide slot located between said pivoting end and said grip end,', 'said movable structure being movable relative to said fixed structure between a retaining position where said movable clamping portion is adjacent to said fixed clamping portion, and a releasing ...

JIG OF SPIRIT LEVEL CLAMPING AID TOOLS, SQUARES AND HAND CLAMPS

A jig for clamping that includes two or more clamping aid tools for use and mounting with various common tools, including a carpenter, framing and speed square, and various straight edges for easily and accurately positioning various objects, either flat and/or round, magnetic or not. The clamping aids can clamp to round pipes at correct angles while being fitted, secured and/or welded together. 1. A jig clamping tool consisting of two or more separate clamping aid tools , wherein the body of each clamping aid includes generally flat side surfaces , at least one main elongate slot along the bottom flat edge surface for mounting to a straight edge , a ‘V’ groove along the top edge surface for abutting round objects , one rounded end , and one flat end.2. A clamping aid tool as claimed in where the slot height of each clamping aid corresponds to dimensions of a straight edge claim 1 , and the straight edge is one of a group including a carpenter square claim 1 , framing square claim 1 , straight edge claim 1 , and ruler.3. A damping aid tool as claimed in which includes threaded bores with mounting screws along both sides claim 2 , for securing the clamping aid to the straight edge in the main elongate slot.4. A clamping aid tool as claimed in claim 3 , additionally can comprise a spring loaded device within the main elongate slot for securing the clamping aid to the straight edge.5. A damping aid tool as claimed in claim 3 , where the top edge surface with “V” groove claim 3 , used for aligning and securing round objects and the bottom flat edge surface claim 3 , used for aligning and securing flat objects claim 3 , can both contain various types and shapes of magnets including earth claim 3 , ceramic or other claim 3 , for mounting each clamping aid tool to a ferromagnetic object.6. A clamping aid tool as claimed in claim 5 , which can include multiple spirit vials positioned at various angles in each clamping aid.7. A clamping aid tool as claimed in claim 6 , that ...

Ergonomic Quick Release Mechanism for Hand-Held Clamping Toggle Lock Tools

Embodiments disclosed herein provide an ergonomic quick release mechanism for hand-held clamping toggle lock tools where a fixed jaw and handle have another jaw movably attached. A moving handle assembly comprises a front handle section and a rear handle section held rigid to one another by a movable release trigger mounted on one of the two sections engaging a catch on the other section. The front handle section connects to the movable jaw and a toggle link. Squeezing the moving handle causes the jaws to close and a toggle pivot to go past toggle over center, locking the jaws. To unlock them, the release trigger is disengaged and the rear handle section is then squeezed causing it to rotate and contact an element of the fixed handle assembly at a release fulcrum point, causing the front handle section to rotate outward, releasing the toggle lock. 1. A hand-held tool device with an ergonomic quick release mechanism comprising:a fixed handle assembly comprising a fixed handle body with a fixed jaw, and a toggle link attached to said fixed handle body;a movable jaw movably attached to said fixed handle assembly;a moving handle assembly comprising a front handle section movably attached to said movable jaw at a front handle section attachment point, said front handle section also pivotally attached to said toggle link at a toggle pivot, and a rear handle section pivotally attached to said front handle section at a rear handle section attachment point;a release fulcrum point;a releasable means for holding said front handle section and said rear handle section rigid to one another comprising;a catch located on one of said front handle or rear handle sections of said moving handle assembly; anda release trigger movably attached and retained on one of said front handle or rear handle sections of said moving handle assembly not having said catch.2. The device of claim 1 , wherein said releasable means for holding said front handle section and said rear handle section rigid ...

Self-Adjusting Clamp System

A self-adjusting clamp system having an upper clamp arm connected to an upper handle and a lower clamp arm connected to a lower handle. The lower handle includes a hollow interior that defines an axis of reciprocation. A wedge lock and activator wedge are positioned within the hollow interior and separated by a separation plate. As the upper handle and lower handle are opened and closed, the wedge lock and activator wedge slide within the hollow interior of the lower handle along the axis of reciprocation as the separation plate slides vertically within a slot in the lower handle. The wedge lock, separation plate and activator wedge work in cooperation with one another to lock and unlock the clamp arms on workpieces of various widths automatically and without user-applied adjustments. 1. A self-adjusting clamp system comprising:an upper clamp arm;an upper handle;a lower handle;the upper clamp arm, upper handle and lower handle operatively connected to one another so as to reciprocate between an open position and a closed position;the lower handle having a hollow interior with a curved upper surface;a wedge lock positioned within the hollow interior of the lower handle;the wedge lock having a curved upper surface; andwherein the curved upper surface of the wedge lock fits within the curved upper surface of the hollow interior of the lower handle.2. The self-adjusting clamp system of claim 1 , further comprising a lower clamp arm operatively connected to the lower handle.3. The self-adjusting clamp system of claim 1 , wherein the radius of curvature of the upper surface of the wedge lock is smaller than the radius of curvature of the upper surface of the hollow interior so as to facilitate self-centering of the wedge lock within the hollow interior.4. The self-adjusting clamp system of claim 1 , further comprising a separation plate and an activator wedge positioned within the hollow interior of the lower handle claim 1 , wherein the separation plate and the activator ...

PLIERS

A pliers is provided, including a main body, a slidable member, a swingable assembly and a clamp assembly. The slidable assembly is attached to the main body. The swingable assembly includes a swingable member and a connecting member, and the swingable member is pivoted to one of two ends of the slidable member and one of two ends of the connecting member. The clamp assembly includes a firs clamp portion and a second clamp portion, and the first clamp portion is disposed on the slidable member. 1. A pliers , including:a main body, defining a first end and a second end, a linear direction being defined by the first end and the second end;a slidable assembly, attached to the main body at the first end and slidable along the linear direction;a swingable assembly, including a swingable member and a connecting member, the swingable member being pivotally connected to a first of two ends of the slidable assembly and a first of two ends of the connecting member respectively;a first adjusting assembly, attached to the main body at the second end and optionally movable relative to the main body along the linear direction, the first adjusting assembly being adapted for s second of the two ends of the connecting member to abut against optionally;a second adjusting assembly, attached to the main body and optionally movable relative to the main body along the linear direction;a clamp assembly, including a first clamp portion and a second clamp portion, the first clamp portion and the second clamp portion being aligned along the linear direction, the first clamp portion being comovably disposed on a second of the two ends of the slidable assembly, the second clamp portion being comovably disposed on the second adjustment assembly;wherein when the swingable member swings toward the main body, the swingable member pushes the slidable assembly toward the second clamp portion along the linear direction; and when the swingable member swings away from the main body, the swingable ...

Perpendicular Clamp System

A perpendicular clamp system includes a pair of pliers that are selectively manipulated to clamp an object or objects. The pliers are selectively positioned in an open position and a closed position. A tensioner is movably coupled between the pliers to adjust a clamping pressure of the pliers between a minimum pressure and a maximum pressure. A pair of jaws is provided and each of the jaws is coupled to the pliers. The jaws are oriented perpendicular to the pliers to clamp an object having the pliers being oriented perpendicular to the object. 1. A perpendicular clamp system being configured to urge clamp an object at a right angle , said system comprising:a pair of pliers being configured to be manipulated, said pliers being selectively positioned in an open position and a closed position, each of said pair of pliers being substantially elongated and oriented substantially parallel such that said pair of pliers extend in common along a first direction;a tensioner being movably coupled between said pliers such that said tensioner adjusts a clamping pressure of said pliers between a minimum pressure and a maximum pressure; anda pair of jaws, each of said jaws being coupled to said pliers, said jaws being oriented to extend from said pair of pliers perpendicular to said first direction wherein said jaws extend laterally from said pair of pliers, said jaws closing in a clamping motion substantially parallel to said first direction wherein said jaws are configured to clamp opposing faces of a planar object having said first direction being oriented perpendicular to the substantially planar object.2. The system according to claim 1 , wherein each of said jaws has a central member extending between a first member and a second member claim 1 , each of said first and second members having a distal end with respect to said central member.3. The system according to claim 2 , wherein:said pair of pliers includes a first handle being movably coupled to a second handle, each of ...

HOLE DRILLING JIG ASSEMBLY

A hole drilling jig assembly for drilling holes in a support at a precise location includes a pair of locking pliers that include a pair of jaws and an adjustment screw. An eyebolt is coupled to the adjustment screw and a pulling line may be coupled to the eyebolt for pulling on the locking pliers. A pair of panels is each coupled to a respective one of the jaws. Each of the panels is compressed against a support when the locking pliers are closed. Each of the panels has a pair of apertures extending therethrough to facilitate holes to be drilled through the support at a precise location. 1. A hole drilling jig assembly being configured to be clamped on a support thereby facilitating a pair of holes to be drilled at precise locations in the support , said assembly comprising:a pair of locking pliers, said locking pliers having a pair of jaws and an adjustment screw;an eyebolt being coupled to said adjustment screw wherein said eyebolt is configured to be coupled to a pulling line for pulling on said locking pliers; anda pair of panels, each of said panels being coupled to a respective one of said jaws wherein each of said panels is configured to be compressed against a support when said locking pliers are closed, each of said panels having a pair of apertures extending therethrough wherein said apertures are configured to facilitate holes to be drilled through the support at a precise location.2. The assembly according to claim 1 , wherein each of said jaws has an interior surface claim 1 , said interior surface of each of said jaws facing each other.3. The assembly according to claim 2 , wherein each of said panels has a first surface claim 2 , a second surface and a peripheral edge extending therebetween claim 2 , said first surface of each of said panels being coupled to said interior surface of said respective jaw claim 2 , said peripheral edge of each of said panels having a front side being spaced from said respective jaw.4. The assembly according to claim 3 , ...

WOOD CLAMP WITH LATERAL SUPPORT MEMBER

Embodiments are directed to a wood clamp that grips two perpendicularly arranged boards. A pair of gripping elements having planar surfaces may define a gripping jaw that is moveable to grip a first board A lateral support member may extend from a spacer orthogonally from a longitudinal direction of the pair of gripping elements and may define a projection. The projection may be configured to prevent sliding of a second board supported by the lateral support member and abutting the first board. A lockable handle assembly coupled with the pair of gripping elements may be configured to manipulate an offset between the pair of gripping elements by moving at least one of the pair of gripping elements and locking a position of the planar surfaces to maintain the offset using a linkage. 1. A wood clamp , comprising:a first handle;a second handle, the first and second handles configured to pivot relative to one another;a plate coupled with the first handle;an angled bracket coupled with the second handle and defining two perpendicular surfaces;an arm extending from the angled bracket and along a direction that is substantially parallel to a plane defined by one of the two perpendicular surfaces of the angled bracket; anda projection extending from the arm, wherein:the plate and the angled bracket cooperate to define a gripping jaw configured to secure a first board when the wood clamp is in a closed position; andthe arm is configured to extend along a surface of a second board that is at least partially positioned between the projection and the first board.2. The wood clamp of claim 1 , wherein:the angled bracket is pivotally coupled with the first and second handles; and a biasing member coupled with the angled bracket and the first handle and configured to pivot the angled bracket relative to the plate; and', 'a linkage connected to the second handle and releasably engageable with the first handle., 'the wood clamp further comprises3. The wood clamp of claim 2 , further ...

Locking pliers and other gripping tools

A tool comprising an outer body with a first end and a second end, the outer body defining a longitudinal recess therein and having at least two connector link pivot points at the first end thereof, an inner body slidably received within the longitudinal recess of the outer body and having a core head extending out of the first end of the outer body, at least two jaws, each jaw having an inner pivot point and an outer pivot point, wherein the inner pivot point of each jaw pivotally connected to a corresponding core head pivot point on the core head, a connector link for each jaw, each connector link having a first end pivotally connected to the outer pivot point of the jaw and a second end pivotally connected to a corresponding connector link pivot point on the first end of the outer body, and an actuating assembly for moving the inner body relative to the outer body, whereby movement of the core head toward the outer body causes the jaws to move toward each other, and movement of the core head away from the outer body causes the jaws to move away from each other.

Pliers with adjustable toggle lock

Pliers with a toggle-type grip lock have a large diameter adjusting screw with a high helix angle on the thread to enable the operator to make a quick, easy adjustment of the jaw spacing. The contact between the end of the screw and the toggle is eccentric on the screw in order to lock the adjustment screw against ''''overhauling'''' or backing off. Adjustable means regulate movement of the toggle toward open position and thus the gripping pressure when the jaws are closed.

Locking pliers

本发明涉及一种锁定夹钳。该夹钳包括固定组件，以及可相对于第一钳口在开启位置与闭合锁定位置之间移动的第二钳口。可动枢轴将第二钳口连接到固定组件上，使得在第二钳口处于闭合锁定位置上且对夹钳施加转矩时，可动枢轴可相对于固定组件移动。第二钳口构造成使得第二钳口上的合力在固定枢轴内侧，处于固定枢轴与可动枢轴之间。

PERFECTED VISE CLIP WITH SELF-ADJUSTABLE JAWS.

PLIERS

TOOL COMPRISING TWO SOLIDARY MORS OF TWO JAWS AND A DRIVING DEVICE RELATING TO AT LEAST ONE OF THESE JAWS

OUTIL COMPORTANT DEUX MORS SOLIDAIRES DE DEUX MACHOIRES ET UN DISPOSITIF D'ENTRAINEMENT RELIE A AU MOINS L'UNE DE CES MACHOIRES. IL COMPREND DEUX MACHOIRES 12, 22, DEUX MORS 51, 52, UN DISPOSITIF D'ENTRAINEMENT RACCORDE A AU MOINS L'UNE DES MACHOIRES 12 ET 22, LES MACHOIRES 12, 22 ET LES MORS 51, 52 CONSTITUANT DEUX CIRCUITS DE TRANSMISSION DE FORCE ET DES MOYENS DE PIVOTEMENT 24 SERVANT A RELIER DE FACON PIVOTANTE L'UN A L'AUTRE, DEUX ELEMENTS QUELCONQUES PRIS PARMI LES MORS 51, 52, LES MACHOIRES 12, 22 ET LE DISPOSITIF D'ENTRAINEMENT. CES MOYENS DE PIVOTEMENT COMPRENNENT AU MOINS UN ELEMENT DE PIVOTEMENT PRESENTANT UN AXE GEOMETRIQUE DE PIVOTEMENT ET DES MOYENS D'APPUI DEFORMABLES ELASTIQUEMENT QUI VIENNENT AU CONTACT DESDITS ELEMENTS PIVOTANTS. TOOL COMPRISING TWO JAWS JOINT OF TWO JAWS AND A TRAINING DEVICE CONNECTED TO AT LEAST ONE OF THESE JAWS. IT INCLUDES TWO JAWS 12, 22, TWO JAWS 51, 52, A DRIVING DEVICE CONNECTED TO AT LEAST ONE OF THE JAWS 12 AND 22, THE JAWS 12, 22 AND THE JAWS 51, 52 CONSTITUTING TWO FORCE TRANSMISSION CIRCUITS AND PIVOTING MEANS 24 SERVING TO PIVOTLY CONNECT ONE TO THE OTHER, ANY TWO ELEMENTS TAKEN AMONG THE JAWS 51, 52, THE JAWS 12, 22 AND THE DRIVING DEVICE. THESE PIVOTING MEANS INCLUDE AT LEAST ONE PIVOTING ELEMENT PRESENT A GEOMETRIC PIVOTING AXIS AND ELASTICALLY DEFORMABLE SUPPORT MEANS WHICH COME IN CONTACT WITH THE SAID SWIVEL ELEMENTS.

Handling device for hip prosthesis implant - has movable jaws for engaging neck of femoral component operated by relative pivotal action of grip handle and shaft

The device includes a grip handle (2) and shaft (7) arranged to engage and secure the ball end of the femoral implant (13). The handle is pivotally attached to a plate (5), to which the shaft is also slidably connected via a sleeve (6). The plate is extended to form one (8) of implant-engaging jaws. The jaw assembly includes a protective head (12) for the ball end of the implant. A second jaw (10) is connected via a pivotable link rod (9) to be moveable against the implant neck under the action of the grip handle. USE/ADVANTAGE - Secure, quick-release grip for installation of implant.

DEVICE FOR QUICK ADJUSTMENT OF TOOL JAWS

Outil à main 10 comprenant une mâchoire fixe 16 et une mâchoire mobile 14, une poignée fixe 12 comportant une partie de réception 32, une vis 24 qui coopère avec la partie de réception, et des moyens de réglage de mâchoires 20 pour une coopération interne entre les mâchoires et un réglage de position de ladite mâchoire mobile par rapport à ladite mâchoire fixe. La vis 24 comporte une pluralité de premiers filetages individuels et distincts s'étendant le long de son axe longitudinal; ladite partie de réception 32 est définie par un trou taraudé 38 prévu dans la poignée fixe 12, ledit trou taraudé comportant une pluralité de deuxièmes filetages individuels et distincts qui peuvent se visser avec ladite pluralité des premiers filetages de la vis; de sorte que la plus grande vitesse d'avance de la vis dans la direction axiale, résultant du vissage par rotation de la pluralité desdits premiers filetages de la vis et de la pluralité desdits deuxièmes filetages du trou taraudé, agissant sur lesdits moyens de réglage de mâchoire 20, accroît sensiblement la vitesse de réglage de la mâchoire mobile par rapport à la mâchoire fixe. Hand tool 10 comprising a fixed jaw 16 and a movable jaw 14, a fixed handle 12 having a receiving part 32, a screw 24 which cooperates with the receiving part, and jaw adjusting means 20 for internal cooperation between the jaws and a position adjustment of said movable jaw relative to said fixed jaw. Screw 24 has a plurality of individual and distinct first threads extending along its longitudinal axis; said receiving portion 32 is defined by a threaded hole 38 provided in the fixed handle 12, said threaded hole comprising a plurality of individual and distinct second threads which can thread with said plurality of first threads of the screw; so that the greatest speed of advance of the screw in the axial direction, resulting from the screwing by rotation of the plurality of said first threads of the screw and of the plurality of said second ...

IMPROVEMENT TO CLAMPING CLAMPS "CLAMP"

LA PRESENTE INVENTION EST RELATIVE A UNE PINCE DE SERRAGE DU TYPE DIT "PINCE-ETAU" ET COMPRENANT UN LEVIER PRINCIPAL 1 DONT EST SOLIDAIRE UNE PREMIERE MACHOIRE FIXE 2, UNE DEUXIEME MACHOIRE 3 ETANT MONTEE OSCILLANTE SUR LEDIT LEVIER PRINCIPAL 1 ET ETANT RELIEE A UN DEUXIEME POINT DUDIT LEVIER PRINCIPAL PAR UN DISPOSITIF A GENOUILLERE 5 FORMANT A LA FOIS LEVIER AUXILIAIRE DE MANOEUVRE 8 ET DISPOSITIF DE BLOCAGE DES DEUX MACHOIRES EN POSITION DE SERRAGE. LA PINCE SELON L'INVENTION EST CARACTERISEE PAR LE FAIT QUE LES EXTREMITES DES MACHOIRES 2 ET 3 SONT AMENAGEES DE MANIERE A CREER DES ENCOCHES 11 SUSCEPTIBLES D'ACCEDER A L'INTERIEUR D'UNE PIECE 14 TELLE QUE DOUILLE, RONDELLE, ECROU, MAIS NON EXCLUSIVEMENT ET DE LA SAISIR SOUS L'ACTION DU RESSORT 9 DE LA PINCE QUI TEND A EN ECARTER LES MACHOIRES 2 ET 3. THE PRESENT INVENTION RELATES TO A TIGHTENING PLIERS OF THE TYPE CALLED "CLAMP-VICE" AND INCLUDING A MAIN LEVER 1 OF WHICH A FIRST FIXED JAW 2 IS ASSOCIATED, A SECOND JAW 3 BEING OSCILLATING ON THE MAIN LEVER 1 AND RELATED TO A SECOND POINT OF THE MAIN LEVER BY A KNEELING DEVICE 5 FORMING BOTH THE AUXILIARY OPERATING LEVER 8 AND THE DEVICE FOR LOCKING THE TWO JAWS IN THE CLAMPING POSITION. THE FORCEPS ACCORDING TO THE INVENTION IS CHARACTERIZED BY THE FACT THAT THE ENDS OF THE JAWS 2 AND 3 ARE DESIGNED SO AS TO CREATE NOTCHES 11 LIKELY TO ACCESS THE INSIDE OF A PART 14 SUCH AS A SOCKET, WASHER, NUT, BUT NOT EXCLUSIVELY AND TO SEIZE IT UNDER THE ACTION OF THE SPRING 9 OF THE PLIERS WHICH TENDS TO MOVE JAWS 2 AND 3 AWAY FROM IT.

Hand tool refinements

Hand gripper with high gripping power and adjustable stroke

Plier-vice with wide separation capability

The invention relates to a vice-grip wrench comprising a main lever 1 which is integral with a perpendicular support bar 12 on which a first jaw 13 can slide, a second jaw 3 being mounted in an oscillating manner on the said lever 1 and on a toggle joint device forming both an auxiliary operating lever 5 and a device for locking the jaws 3 and 13 in the clamping position by bracing a rod 7 articulated on the auxiliary lever 5 by a spindle 8 and butting against a screw 9 on the main lever 1. This vice-grip wrench is characterised in that the auxiliary lever 5 is fitted with a retractable stop piece 20 against which bears the nose 28 of the rod 7 coupling the levers 1 and 5 in such a way as to limit the opening of the vice-grip wrench when the rod 7 is in abutment, or to allow a greater opening of the jaws 3 and 13 when the rod disengages from the stop piece 20.

Device for stably maintaining and preventing non-desired rotation of e.g. nuts on pipe during plumbing and mechanical operations, has adjustable sleeve supported on floor or against wall, and key whose automatic locking clamp locks bolts

The device has a key whose automatic locking clamp (1) locks bolts and nuts. A pivot (2) is provided with a blocking and stopping device in a double rotation direction. An adjustable sleeve (3) is supported on a floor or against a wall. The automatic locking clamp is separated from the adjustable sleeve, and is replaced by an adjustable open-end spanner. An end of the adjustable sleeve is provided with a non-skid plastic end-piece to ensure gripping of the sleeve on the floor or against the wall to protect tiles of the floor.

Clamping tool

A hand tool is provided which can be used as an adjustable wrench, adjustable joint pliers, vise grip, and clamp. A first jaw is mounted for linearly reciprocal movement with respect to a body, with a second jaw affixed to the body and cooperating with the first jaw. First and second structures are provided for adjusting the position of the first jaw with respect to the body, the first structure including an elongated bar having a linear gear thereon and a worm gear rotatable about a pin and mounted by the body. The second structure comprises a hand engageable lever which collapses, or places in-line, a locking lever system. The locking lever system is operatively connected to the pin mounting the worm gear. Jaw extensions are provided for extending the length of the jaws without interferring with movement of the first jaw with respect to the body. An extension bar also is provided for extending the length of the elongated bar, and thus the possible maximum spacing between the first and second jaws.

TIGHTENING TOOL, ESPECIALLY PLIERS

Self-adjusting pliers

A self-adjusting pliers (20) is operable to grasp a workpiece (22) between an upper jaw (24) and a lower jaw (26). The pliers includes an upper arm (28) having a first end and a second end, with the upper jaw at the first end. A jaw arm (34) has a first end and a second end. The second end of the jaw arm is pivotably connected to the upper arm at a main pivot (40) adjacent to the second end of the upper arm, so that the first end of the jaw arm is movable in a circular arc relative to the main pivot. The lower jaw is at the first end of the jaw arm in movable facing relation to the upper jaw so that the workpiece may be grasped between the upper jaw and the lower jaw. An engagement mechanism (86) releasably engages the jaw arm to the upper arm at an engagement position responsive to a movement of the jaw arm relative to the upper arm and responsive to a size of the workpiece grasped between the upper jaw and the lower jaw, to thereby prevent rotation of the jaw arm relative to the upper arm.

Shaft clamping pliers

A locking plier structure arranged to secure a shaft includes facing movable semi-cylindrical inserts mounted relative to respective fixed movable jaws of the plier structure such that the movable jaw includes fixedly mounted thereto a support shaft secured in turn to a support plate. The support shaft is optionally arranged to pivotally mount relative to the support plate permitting angular orientation of a workpiece clamped by the plier structure.

VICE PLIERS

Door security device

The device is used for security by e.g the occupier of a hotel room. A toggle-type self-gripping mechanism is provided with thin jaw-blades. The blades are entered into the slot or gap between a door and a door jamb. The jaws engage the door-bolt, and the device enables a heavy gripping clamp to be applied to the bolt. The thin jaws do not buckle under the heavy clamping because they are constrained against buckling by the slot. A srew-clamp may be substituted for the toggle-clamp.

Release mechanism for a lever jaw wrench

Self-adjusting pliers

A self-adjusting pliers (20) is operable to grasp a workpiece between an upper jaw (24) and a lower jaw (78). The pliers (20) includes an upper arm (22) having the upper jaw (24) and a lower arm (50), with the lower jaw (78) linked to the lower arm (50) but not integral with the lower arm (50). A control arm (58) has a first end (60) and a second end. The first end (60) of the control arm (58) has a first pivotable connection to the upper arm (22) adjacent to an end of the upper arm (22) remote from the upper jaw (24), and the second end of the control arm (58) has a second pivotable connection to the lower arm (50) at an intermediate location along the length of the lower arm (50). An upper control arm pivot pin (62) provides the pivotable connection between the first end (60) of the control arm (58) and the upper arm (22), and a spring (68) biases the control arm (58) so as to resist rotation of the control arm (58) about the upper control arm pivot pin (62). A support (38) extends downwardly from the upper arm (22) toward the lower arm (50) and has a guide (40, 222) thereon. The lower jaw (78) slidably engages the guide (40, 222) such that the lower jaw (78) is constrained to follow the guide (40, 222) when the lower arm (50) is pivoted about the upper control arm pivot pin (62).

clamping device with removable straps

dispositivo de fixação com cabos removíveis. um dispositivo de fixação tem um prendedor e um cabo removível. um par de braços de fixação está no prendedor. um dispositivo pivotante inclui uma bucha de prendedor ligada com cada dos braços de fixação do braço de braços de fixação para mover o par de braços entre uma posição aberta e fechada. o cabo removível acopla com a bucha de prendedor. o cabo removível inclui um mecanismo de liberação para acionar o mecanismo pivô para mover os braços de fixação entre as posições aberta e fixada. fixing device with removable cables. A fastener has a clip and a removable cable. A pair of fixing arms is on the clip. a pivoting device includes a clamping sleeve connected with each of the clamping arms of the clamping arm to move the pair of arms between an open and closed position. Removable cable mates with fastener bushing. The removable handle includes a release mechanism to drive the pivot mechanism to move the locking arms between the open and fixed positions.

Locking pliers with automatic locking

Vice-grip pliers

Locking grips (1) designed so that their latch lock mechanism (8) cannot travel beyond a point of alignment of its three points but locks, slightly set back with respect to this alignment, by the snap-fastening of a relief (30) of a catch (28) borne by a lever (10) behind a tooth (19) of a front end of a link (13). The catch (28) forms a trigger (28A) which allows the locking grips to be opened in a controlled way after the lever (10) has been released.

Dual action locking pliers

A locking pliers tool with an improved dual action driver handle comprising two intersecting handles and interacting jaws. When the user grips the handle forward the resultant force produces a locking action. Conversely, when a rearward gripping force is initiated, the tool releases its grip on the object. A limited amount of energy on the inventive handle produces free movement of the handle and gripping mechanism to lock or release. The system operates with a handle and stationary jaw in conjunction with a second pivotally secured jaw and internal adjustment bolt. A second lever handle rests against the adjustment bolt. An over center toggle link connects the second lever handle to the pivotally secured second jaw. A tension spring interconnects the first handle and the pivotally secured second jaw.

Pliers

Self-adjusting locking pliers

The self-adjusting locking pliers include a fixed assembly having a fixed jaw supported at one end. A moveable jaw is pivotably supported on the fixed assembly at a slidable pivot connection. The slidable pivot connection includes a pawl provided with teeth. A rack of teeth includes first and second sets of teeth offset from one another by 1/2 of the pitch that may each be engaged by the teeth formed on pawl. A lever is attached to the fixed assembly and a linkage transmits a force applied to the lever to the jaws and locks the jaws in the clamping position. The linkage allows the angle between the links to be preset to thereby control the clamping force applied to the work piece. The movable jaw is selectively attached to the linkage in one two positions such that the jaw span may be adjusted without affecting the geometry of the linkage.

A jig of spirit level clamping aid tools, squares and hand clamps

One or more clamping aid tools for mounting to various squares and straight edges, including carpenter squares, framing squares, speed squares or the like, and various straight edges and rulers for easily and accurately positioning various objects, either flat and/or round, magnetic or not. The clamping aid tools can secure these squares and straight edges to various objects while they are being fitted, secured and/or welded together.

Adjustable locking wrench

ADJUSTABLE LOCKING WRENCH Abstract of the Disclosure In a locking wrench designed to grip an object between a stationary and a movable jaw firmly under the action of a toggle link associated at one end with the movable jaw and at the other end with a threaded bolt, the movable jaw is divided into two separate parts, that is, a body member pivotally secured to the stationary jaw and a grip member supported on the body member for sliding movement relative thereto so that the distance between the grip faces of the grip member and the stationary jaw may be adjusted as desired. With this structure, an optimum force of grip is readily obtainable at all times for thickness s of the object to be gripped without the need of adjusting the threaded bolt therefor.

Retention apparatus for portions of adjustable wrench

The present disclosure is directed to an apparatus for use with an adjustable wrench to limit the displacement of a broken portion of the adjustable wrench relative to the remaining parts of the adjustable wrench when the wrench fractures.

Pole clamp

Presented here is a pole clamp that can be operated by a single hand, and which can clamp onto objects of various sizes and shapes. The clamp can be operated using a handle which, when pushed in an opening direction opposite a base member, opens the jaws on the clamp. The motion of the handle can adjust the opening of the jaws. In addition, the opening of the jaws can be adjusted using a thumb dial which can shorten and lengthen a locking member, which in turn adjusts the opening of the jaws. The clamp can lock onto the object when the handle is pushed in a direction opposite the opening direction, past the dead center point, and the locking member prevents further movement of the handle.

Rapid jaw adjustment for tools and the like

ABSTRACT OF THE DISCLOSURE A locking hand tool having a fixed handle with front and rear portions, a fixed jaw is connected to the front portion and a receiving part is located at the rear portion. A movable jaw is pivotally connected to the front portion of the fixed handle for cooperation with the fixed jaw. A movable handle is attached to the movable jaw. A toggle arrangement defined by at least one toggle member has first and second ends which are pivotally secured to the movable handle. An adjusting mechanism for adjusting the position of the movable jaw relative to the stationary jaw consists of a threaded opening positioned within the fixed handle, and a screw member having a first end adapted for hand rotation thereof and a second end contacting the second end of the toggle member. The screw member has a plurality of multiple first individual threads with the same diameter and pitch throughout the entire length thereof. The threaded opening is provided with a plurality of multiple permanent second individual threads with the same diameter and pitch throughout the entire length thereof. The plurality of the second threads is adapted to engage the plurality of first threads of said screw member for rapid advancement of the screw member and motion of the jaws relative to each other.

Locking pliers with handle locking mechanism

Pliers include upper structure including an upper jaw and handle extending therefrom, and lower structure including a lower jaw and handle. The lower jaw may pivot relative to the upper jaw, and the lower handle may pivot relative to the lower jaw. An overcenter linkage operatively connects between the upper and lower structure, biasing the lower handle and jaw away from the upper handle and jaw, respectively, when in a jaw-opening position, and enabling the lower jaw and handle to be retained in a closed configuration when the linkage is in a jaw-closing position. A lock member is movable between a locking configuration preventing pivoting of the lower handle from the closed configuration and retaining the jaws in a closed position, and a release configuration enabling the lower handle to be moved away from the closed configuration, allowing the jaws to move to an open position.