ANTI-VIBRATION DEVICE AND ANTI-VIBRATION DEVICE BRACKET

An anti-vibration device bracket is provided that is capable of suppressing deformation due to contact with a member coupled to an engine side, and also capable of suppressing liquid ingress from the engine side. A anti-vibration device bracket 70 supports an anti-vibration device main body 12 on a vehicle body, the anti-vibration device main body 12 including an inside attachment member 14 coupled to an engine bracket 90, an outside attachment member 16 coupled to the vehicle body, and a resilient body 18 that couples together the inside attachment member 14 and the outside attachment member 16. The anti-vibration device bracket 70 includes a case 74 that is coupled to the vehicle body, that houses the anti-vibration device main body 12, to which the outside attachment member 16 is fixed, and that is open at a side portion on an opposite side to the bracket 90 extension side, and a upper plate portion 78 that configures an upper portion of the case 74, that is formed with a through hole 80 through which passes the inside attachment member 14 that is coupled to the bracket 90 at the outside of the case 74, that is formed with an upper face 78 A facing the bracket 90 to the outside of the case 74, and that is formed with a lower face 78 B facing an extension portion 22 of the inside attachment member 14 toward an inner side of the case 74.

Vibration isolator

A vibration isolator of the present invention includes a first attachment member ( 11 ), a second attachment member ( 12 ), an elastic body ( 13 ), a partition member ( 15 ), and a movable member ( 23 ). In addition, a plurality of communicating holes ( 27 a and 27 b ) extending outward in an axial direction from a portion facing the movable member ( 23 ) in the axial direction in a wall surface of an accommodating chamber ( 18 ) and configured to communicate the accommodating chamber ( 18 ) with a main liquid chamber ( 16 a ) or a subsidiary liquid chamber ( 16 b ) are provided in the partition member ( 15 ), at least one of the plurality of communicating holes ( 27 a and 27 b ) is a direct coupling hole ( 27 a ) configured to directly couple the accommodating chamber ( 18 ) with the main liquid chamber ( 16 a ) or the subsidiary liquid chamber ( 16 b ) in the axial direction, a flow control member ( 30 ) positioned at an outside in the axial direction relative to the direct coupling hole ( 27 a ) and disposed to overlap the movable member ( 23 ) in the axial direction through the direct coupling hole ( 27 a ) is further provided, and the flow control member ( 30 ) does not come into contact with the movable member ( 23 ) deformed in the axial direction when a liquid pressure of the main liquid chamber ( 16 a ) varies based on an input from a vibration-generating part.

Anti-vibration device and anti-vibration device bracket

An anti-vibration device bracket is provided that is capable of suppressing deformation due to contact with a member coupled to an engine side, and also capable of suppressing liquid ingress from the engine side. A anti-vibration device bracket 70 supports an anti-vibration device main body 12 on a vehicle body, the anti-vibration device main body 12 including an inside attachment member 14 coupled to an engine bracket 90 , an outside attachment member 16 coupled to the vehicle body, and a resilient body 18 that couples together the inside attachment member 14 and the outside attachment member 16 . The anti-vibration device bracket 70 includes a case 74 that is coupled to the vehicle body, that houses the anti-vibration device main body 12 , to which the outside attachment member 16 is fixed, and that is open at a side portion on an opposite side to the bracket 90 extension side, and a upper plate portion 78 that configures an upper portion of the case 74 , that is formed with a through hole 80 through which passes the inside attachment member 14 that is coupled to the bracket 90 at the outside of the case 74 , that is formed with an upper face 78 A facing the bracket 90 to the outside of the case 74 , and that is formed with a lower face 78 B facing an extension portion 22 of the inside attachment member 14 toward an inner side of the case 74.

Vibration isolator

A vibration isolator of the present invention includes a first attachment member ( 11 ), a second attachment member ( 12 ), an elastic body ( 13 ), a partition member ( 15 ), and a movable member ( 23 ). In addition, a plurality of communicating holes ( 27 a and 27 b ) extending outward in an axial direction from a portion facing the movable member ( 23 ) in the axial direction in a wall surface of an accommodating chamber ( 18 ) and configured to communicate the accommodating chamber ( 18 ) with a main liquid chamber ( 16 a ) or a subsidiary liquid chamber ( 16 b ) are provided in the partition member ( 15 ), at least one of the plurality of communicating holes ( 27 a and 27 b ) is a direct coupling hole ( 27 a ) configured to directly couple the accommodating chamber ( 18 ) with the main liquid chamber ( 16 a ) or the subsidiary liquid chamber ( 16 b ) in the axial direction, a flow control member ( 30 ) positioned at an outside in the axial direction relative to the direct coupling hole ( 27 a ) and disposed to overlap the movable member ( 23 ) in the axial direction through the direct coupling hole ( 27 a ) is further provided, and the flow control member ( 30 ) does not come into contact with the movable member ( 23 ) deformed in the axial direction when a liquid pressure of the main liquid chamber ( 16 a ) varies based on an input from a vibration-generating part.

Vibration-proof device

A vibration-proof device includes a tubular first attaching member connected to one of a vibration generation part and a vibration reception part, and a second attaching member connected to the other thereof; an elastic body configured to connect both the attaching members to each other; a partition member configured to divide a liquid chamber in the first attaching member in which liquid is sealed into a main liquid chamber having the elastic body as a part of a wall surface, and an auxiliary liquid chamber; and a movable member ( 40 ) accommodated in an accommodation chamber provided in the partition member so as to be deformable or displaceable in an axial direction of the first attaching member. An inclined protrusion part ( 42 ) is formed on the outer circumferential edge portion of the movable member ( 40 ). A width (W) in the radial direction of a root part of the inclined protrusion part is smaller than a length (H) in the axial direction from the root part to a distal end portion of the inclined protrusion part.

防振装置

【課題】振動発生部から振動が入力された際に、可動部材が収容室の壁面に当接することで生じる異音を抑えることができる防振装置を提供する。【解決手段】防振装置は、振動発生部および振動受部のうちの一方に連結される筒状の第１取付部材、および他方に連結される第２取付部材と、これらの両取付部材同士を連結する弾性体と、液体が封入された前記第１取付部材内の液室を、弾性体を壁面の一部とする主液室と、副液室と、に区画する仕切り部材と、仕切り部材に設けられた収容室内に、前記第１取付部材の軸方向に変形可能または変位可能に収容された可動部材４０と、を備える。可動部材４０の外周縁部には傾斜突起部４２が形成されている。傾斜突起部の根本部における径方向の幅Ｗは、傾斜突起部の根本部から先端部までの軸方向における長さＨよりも小さい。【選択図】図２

Vibration-proof device

防振装置

【課題】振動発生部からの入力時に生じる異音を抑える。 【解決手段】第１取付け部材１１および第２取付け部材１２と、弾性体１３と、仕切り部材１５と、可動部材２３と、を備え、仕切り部材１５には、収容室１８の壁面において可動部材２３と軸方向に対向する部分から軸方向の外側に向けて延び、収容室１８と、主液室１６ａまたは副液室１６ｂと、を各別に連通する複数の連通孔２７ａ、２７ｂが設けられ、複数の連通孔２７ａ、２７ｂのうちの少なくとも１つは、収容室１８と、主液室１６ａまたは副液室１６ｂと、を軸方向に直結する直結孔２７ａとされ、直結孔２７ａよりも軸方向の外側に位置するとともに、直結孔２７ａを通して可動部材２３と軸方向に重なるように配置された制流部材３０を更に備え、制流部材３０は、振動発生部からの入力に基づいて主液室１６ａの液圧が変動したときに、軸方向に変形した可動部材２３に対して非接触である。 【選択図】図１

Vibration damping device

Vibration-proof device

コンセント装置

【課題】水等がコンセント部の差込部に浸入するのを防止すること。【解決手段】設置対象面に埋設状態で設置される筒状の固定部と、コンセント部２５が内蔵され、且つ、固定部の内部に収容される収容位置と固定部から設置対象面よりも上方側に突出する突出位置とに上下出退自在な可動部６とが備えられ、可動部６が突出位置に位置する状態において、コンセント部２５には、可動部６の側面部に露出する状態で差込部２６が備えられ、可動部６が突出位置に位置する状態において、差込部２６を閉塞する閉状態と開放する開状態とに切替自在な開閉部２９が備えられている。【選択図】図２

キャビネット装置

【課題】シールドされた電子機器が固定された状態で十分な耐振動衝撃性能を備えると共に、これを簡単に取り出すことができ、メンテナンスでの作業効率が良いキャビネット装置提供する。 【解決手段】シールドケース１１で外部が保護された電子機器１０を筐体内に収容するキャビネット装置１において、前記電子機器を前記筐体の前面側で取り出すために設けた取り出し口３と、前記筐体の所定収納位置と前記取り出し口との間で前記電子機器１０を案内するガイド部材２０と、前記所定収納位置にある前記電子機器２０を前記ガイド部材に向けて与圧する与圧部材６とを備えている。 【選択図】 図４

エレベータシャフト構造及びそれを用いた搬送物搬送方法

【課題】エレベータシャフトを利用して大型の搬送物を搬送することが可能なエレベータシャフト構造を提供する。【解決手段】建物内の複数のフロアＦに亘るエレベータシャフト３と、エレベータシャフト３内に昇降自在に配置されるエレベータカゴ４に対して複数のフロアＦから利用者が乗り降りするためのエレベータ乗降口５とを備え、エレベータ乗降口５を、エレベータカゴに対して利用者が乗り降りする場合の通常開口状態から、この通常開口状態より開口幅Ｗが広い幅広開口状態に変更自在に構成する。【選択図】図７

動力伝達輪の取付け装置

【課題】 回転軸１に，二つの動力伝達輪２，３を並べて被嵌し，この回転軸のうち前記両動力伝達輪の間の部分に，内底面を軸線方向に円弧状にしたキー溝５を刻設し，このキー溝内に，半月キー６を，当該半月キーが前記両動力伝達輪におけるキー溝に嵌まるように装着して成る動力伝達輪の取付け装置において，その組み立て中に前記半月キーが抜け落ちることを防止する。 【解決手段】 前記半月キー６のうち前記第１動力伝達輪２におけるキー溝２ａに嵌まる部分を，前記第２動力伝達輪３におけるキー溝３ａに嵌まる部分よりも重くする。 【選択図】 図１

防振装置

【課題】互いに離れる方向への力が作用する２個の金具が加締めにより締結されている場合に、より強固な加締め締結とすることの可能な防振装置を提供する 【解決手段】ストッパ金具６６のフランジ部６６Ａとホルダ金具１４のフランジ部１４Ａとの間には、外筒金具１６のフランジ部１６Ａが挟み込まれている。フランジ部１４Ａはフランジ部６６Ａよりも大径とされ、フランジ部１４Ａの外端が上側へ折り返され、フランジ部１４Ａの外端がフランジ部６６Ａの端面６６Ｅを覆って下側へ折り返されるようにして、加締められて加締め部６８が構成されている。すなわち、フランジ部１４Ａの端縁１４Ｅはストッパ金具６６と離れる方向へ折り返され、フランジ部６６Ａの端縁６６Ｅはホルダ金具１４と離れる方向へ折り返されるように加締めて締結されている。 【選択図】図１