SYSTEM AND METHOD FOR MEASURING AERODYNAMIC AND ACOUSTIC DATA THROUGH COATING

PROCESS AND APPARATUS Of INSULATION OF DEFECTS IN AERODYNAMIC SYSTEMS OF DATA BASES ON the Artificial intelligence.

PROCESS AND APPARATUS ALLOWING TO OBTAIN a PRECISION AND AERODYNAMIC BEACH AMELIOREES DEPARAMETRES OF DATA DEDUCED FROM INDEPENDENT MEASUREMENTS INTERDEPENDENT DEPRESSIONS

La présente invention concerne un procédé de calcul d'un paramètre de données aérodynamiques au niveau système pour un avion, par exemple un angle d'attaque (AOA) d'avion et/ou angle de dérapage (AOS), qui inclut la mesure d'une pluralité de pressions statiques locales pi. Ensuite, une pluralité de rapports de pression non dimensionnels sont respectivement générés en fonction de l'une de la pluralité de pressions statiques locales pi, d'une pression statique système prédite Ps prédite et d'une pression d'impact prédite qc prédite. Ensuite, le paramètre de données aérodynamiques au niveau système est calculé en fonction de la pluralité générée de rapports de pression non dimensionnels. Les systèmes de données aérodynamiques ayant des calculateurs de données aérodynamiques (220) configurés afin de mettre en oeuvre le procédé sont également décrits. Les systèmes de données aérodynamiques peuvent être des systèmes de données aérodynamiques noyés (FADS), ou d'autres types de systèmes de données aérodynamiques. The present invention relates to a method for calculating a system-level aerodynamic data parameter for an aircraft, for example an aircraft angle of attack (AOA) and / or skid angle (AOS), which includes a plurality of local static pressures pi. Then, a plurality of nondimensional pressure ratios are respectively generated based on one of the plurality of local static pressures pi, a predicted predicted system static pressure Ps and a predicted impact pressure qc predicted. Then, the aerodynamic data parameter at the system level is calculated based on the generated plurality of nondimensional pressure ratios. Aerodynamic data systems having aerodynamic data calculators (220) configured to implement the method are also disclosed. Aerodynamic data systems may be embedded aerodynamic data systems (FADS), or other types of aerodynamic data systems.

LINEAR HIDDEN VENT FEATURE FOR OVER THE RANGE STYLE COOKING APPLIANCES

An exhaust vent apparatus for concealing an exhaust passage in a cooking appliance such as a microwave oven. The apparatus including at least one vent cover member engaged to cover the exhaust passage in flush alignment with a front surface of the oven in a closed position. A guide member is engaged to the vent cover member and aligned with the exhaust passage to provide substantially linear motion of the vent cover member when activated. The guide member may also provide limited arcuate motion. At least one displacement member coupled to the guide member for displacing the vent cover member to an open position in a generally parallel orientation relative to the surface, and the vent cover member being retracted to a closed position. 1. An exhaust vent apparatus for concealing an exhaust passage in a cooking appliance comprising:a vent cover member engaged to cover an exhaust passage substantially integrated with a surface of the appliance, the vent cover member substantially covering the exhaust passage in flush alignment with the surface in a closed position;a guide member engaged to the vent cover member and aligned with the exhaust passage, the guide member providing substantially linear motion to the vent cover member when activated; and,a displacement member coupled to the guide member for displacing the vent cover member, the vent cover member being released to an open position in a generally parallel orientation relative to the surface, the vent cover member being retracted to the closed position.2. An exhaust vent apparatus of wherein the guide member includes a mechanical linkage system adapted to position the vent cover member in a substantially parallel orientation relative to the surface.3. An exhaust vent apparatus of wherein the guide member provides both linear motion and an arcuate motion to allow the vent cover member to be laterally displaced from a direct passage of exhaust airflow through the exhaust passage.4. An exhaust vent apparatus of ...

Exercise Machine

An exercise machine includes a frame, a pivotable body support assembly, a lifting mechanism in parallel linear engagement with the frame, and a counter balance assembly connected to the body support assembly, wherein the body support assembly is pivotable from a downward position to a top position. The lifting mechanism includes a foot plate, an ankle pad, and a foot pad. The lifting mechanism also includes a lifting assist mechanism, such as a spring or gas shock. The counter balance assembly partially balances a body weight of a user as the body support assembly is pivoted from the downward position to the top position. A method of using an exercise machine includes stepping onto the foot plate and securing the back of a user's foot against the ankle pad, releasing the lift assist mechanism, and bringing the foot plate to the toe pad. 1. An exercise machine comprising:a frame;a body support assembly in pivotable engagement with the frame;a lifting mechanism engaged with the frame and adapted to lift a user into a prone position against the body support assembly; anda counter balance assembly connected to the body support assembly, wherein, in operation, the body support assembly is pivotable from a downward position to a top position, and the counter balance assembly partially offsets a body weight of the user as the body support assembly is pivoted from the downward position to the top position.2. The exercise machine of claim 1 , wherein the lifting mechanism is rotatable about a lifting mechanism hinge and adapted to lift and rotate a user into a prone position against the body support assembly.3. The exercise machine of claim 1 , wherein the lifting mechanism is essentially parallel with the frame.4. The exercise machine of claim 1 , wherein the lifting mechanism comprises a foot plate with an ankle pad connected via a lifting assist mechanism to a foot pad claim 1 , and wherein the lifting assist mechanism provides an upward force and brings the foot plate ...

Grease wear resistance

Grease wear test device includes a body in a form of a collar having an outer surface, a first side and an opposing second side, which are open to form a hollow, open channel through the body, which has a center axis, into which opposing vee blocks can be inserted; and perpendicular to the center axis, a pair of opposing holes through and open to the outer surface of the body and the cylindrical inside wall, through which a cylindrical test journal (falex pin) can be inserted for contact in general with opposing vee-shaped channels of the inserted, opposing vee blocks, and for rotation during testing. The device can be used to modify a falex pin and vee block device, to receive and contain a small sample of grease or another organic paste product for testing such as a modified version of an ASTM D2670 test method for measuring wear properties of fluid lubricants (falex pin and vee block method). 1. A method for evaluating wear resistance and its effects on a grease or another organic paste product , which comprises carrying out the following steps , which are not necessarily conducted in series: a body in a form of a collar having an outer surface, a first side and an opposing second side;', 'the first and second sides being open so as to form a hollow, open channel through the body having a center axis, into which opposing vee blocks can be inserted; and', 'perpendicular to the center axis, a pair of opposing holes through and open to the outer surface of the body and the cylindrical inside wall, through which a cylindrical test journal (falex pin) can be inserted for contact in general with opposing vee-shaped channels of the inserted, opposing vee blocks, and for rotation during testing—, 'providing a modified falex pin and vee block device so as to further include a grease wear test device, the grease wear test device includingwherein the modified falex pin and vee block device can receive and contain a small sample of grease or another organic paste product ...

Apparatus for Restricting Head Movement

Disclosed herein are an apparatus and system for limiting head movement while, for example, but not limited to, dribbling a basketball. The apparatus may comprise a chin guard module. The chin guard module may comprise a shaft submodule and a chin surface submodule. The apparatus may further comprise at least one securing means. The securing means may comprise a connecting means and a fastening means.

MAGNETIC DEVICE MOUNT

A mounting system for mounting a personal navigation device to a surface comprises a base assembly, a socket, and a mounting coupler. The base assembly includes a base, a mounting ball, and an arm connecting the base to the mounting ball. The socket may be integrated in the personal navigation device and includes spaced apart first and second magnets. The mounting coupler may attach to the mounting ball of the base assembly and removably couple with the socket of the personal navigation device. The mounting coupler may include a body and spaced apart first and second magnets. The body may include a forward wall configured to couple with the personal navigation device and a rear wall configured to couple with the base assembly. The magnets may be aligned with the magnets of the personal navigation device to ensure proper orientation of the personal navigation device on the mounting coupler. 1. A mounting coupler for removably mounting a personal navigation device to a base assembly , the mounting coupler comprising:a body with a forward wall configured to couple with the personal navigation device and a rear wall configured to couple with the base assembly; andspaced apart first and second magnets positioned adjacent to an inner surface of the forward wall and oriented such that the poles of the first magnet oppose the poles of the second magnet and the poles of both magnets are normal to the inner surface of the forward wall to ensure proper orientation of the personal navigation device on the mounting coupler.2. The mounting coupler of claim 1 , further comprising an electrical connector positioned in the forward wall and a cable port electrically coupled to the electrical connector and configured to receive an electrical cable such that electrical connection is provided between the electrical cable and the electrical connector.3. The mounting coupler of claim 1 , wherein the forward wall includes an outward protruding ridge configured to couple with a ...

SINU Pads

A two layered device for opening nasal passages, the device comprising: a circular pad having an adhesive underlay surface, a smooth overlay surface, and a center soft plastic compression material within the underlay surface thereof for applying the pad on each side of a human nose, within the Maxillary Sinus areas. The Sinus Nasal Pads placed in the Maxillary Sinus area enables the Nasal Passage to open and providing relief from nasal congestion. 1. A device for opening nasal passages , the device comprising: a circular pad of material having an adhesive on one surface thereof for applying the pad on each side of a human nose within the Maxillary Sinus areas.2. The device of claim 1 , wherein the pad of material comprises at least two layers and wherein the under laying adhesive area is configured to be applied to each side of human nose claim 1 , and the top surface being smooth.3. The device of claim 2 , wherein the center of the underlay pad under laying adhesive area of material is fabricated from a soft plastic material surrounded by an adhesive backing.4. The device of claim 2 , wherein the under laying center pad of material is fabricated from a soft plastic material.5. The device of claim 1 , wherein at least one biasing material is adhered to the surface of the pad of material.6. A device for opening nasal passages claim 1 , the device comprising: a two part pad of material having an adhesive underlay surface with a center soft plastic circular compression part within the underlay claim 1 , a smooth overlay surface claim 1 , thereof for applying the pads on each side of a human nose.7. A method for opening nasal passages claim 1 , the method comprising: applying a circular pad to each side of the human nose claim 1 , the pad having a circular shape upon being placed in the Maxillary Sinus area which compresses the nasal passages of the human nose toward an open position; and compressing the nasal passages in the open position. The present disclosure ...

SYNTHETIC AIR DATA OUTPUT GENERATION

In one example, a method includes receiving, over an aircraft data communications bus, a plurality of non-pneumatic inputs corresponding to aircraft operational parameters. The method further includes processing the plurality of non-pneumatic inputs through an artificial intelligence network to generate an air data output value, and outputting the air data output value to a consuming system for use when a pneumatic-based air data output value is determined to be unreliable. 1. A method comprising:receiving, over an aircraft data communications bus, a plurality of non-pneumatic inputs corresponding to aircraft operational parameters;processing the plurality of non-pneumatic inputs through an artificial intelligence network to generate an air data output value; andoutputting the air data output value to a consuming system for use when a pneumatic-based air data output value is determined to be unreliable.2. The method of claim 1 ,wherein the plurality of non-pneumatic inputs comprise one or more of an aircraft engine thrust parameter, an aircraft engine throttle setting, a flight control surface position, a flight control surface loading, an aircraft fuel usage rate, an aircraft weight, a landing gear position, an aircraft mass balance, an aircraft acceleration, and an aircraft angular rate.3. The method of claim 1 ,wherein the generated air data output value is selected from a group comprising an aircraft calibrated airspeed, an aircraft true airspeed, an aircraft Mach number, an aircraft pressure altitude, an aircraft angle of attack, an aircraft vertical speed, and an aircraft angle of sideslip.4. The method of claim 1 ,wherein the artificial intelligence network comprises an artificial neural network having at least one internal layer of neurons that apply one or more weights, biases, or transfer functions to each of the plurality of non-pneumatic inputs to generate the air data output value.5. The method of claim 4 ,wherein the artificial neural network is a feed ...

Synthetic air data output generation

In one example, a method includes receiving, over an aircraft data communications bus, a plurality of non-pneumatic inputs corresponding to aircraft operational parameters. The method further includes processing the plurality of non-pneumatic inputs through an artificial intelligence network to generate an air data output value, and outputting the air data output value to a consuming system for use when a pneumatic-based air data output value is determined to be unreliable.

Bumper clip for tube type heat exchangers

A heat exchanger assembly includes a frame, a plurality of tubes, and a first bumper clip attaching at least a first tube of the plurality of tubes to the frame. The first tube defines a first exterior dimension and the first bumper clip defines a first tube slot defining a first tube slot dimension that is less than the first exterior dimension of the at least first tube.

Testing pharmaceuticals and related substances

An active pharmaceutical ingredients (API) or related substance (RS) can be tested for stability by placing the API or RS in an instrument containing a pressure-controllable atmosphere, controlling the pressure of the atmosphere in the instrument for a predetermined time, and evaluating the API or RS for stability. Testing can be carried out also at predetermined temperature(s) and/or under the influence of gaseous trigger(s) and so forth. For instance, an API sample can be placed in a bomb test instrument/reactor, oxygen as a gaseous trigger can be introduced to contact the API sample under constant and/or ramped temperature(s) and elevated pressure(s) for predetermined time(s), and the API sample can be evaluated for stability. An insert carousel may hold a sample of API(s) and/or RS(s) and/or aliquot(s) of sample(s) of API(s) and/or RS(s) for insertion into the bomb test instrument/reactor. 1. A method of testing a sample of at least one API or at least one RS for stability comprising placing the API or RS in an instrument containing a pressure-controllable atmosphere , controlling the pressure of the atmosphere in the instrument for a predetermined time , and evaluating the API or RS for stability.2. The method of claim 1 , which is carried out under at least one of the following additional conditions (A claim 1 , B):A) at least one predetermined temperature; andB) under the influence of at least one gaseous trigger.3. The method of claim 2 , wherein the sample is an API; the sample is placed in a bomb test instrument/reactor; the at least one additional conditions include the gaseous trigger claim 2 , which is gaseous oxygen claim 2 , which is introduced to contact the API sample under constant and/or ramped temperature(s) and elevated pressure(s) for predetermined time(s); and the API sample is evaluated for stability.6. The method of claim 3 , wherein the bomb test instrument/reactor is a rotatable bomb device claim 3 , which includes a rotatable bomb device ...

Fluid level sensor with dry couplant

A sensor for measuring the height of fluid in a vessel, the sensor including a mounting base shaped to be coupled to an exterior surface of a vessel. The sensor further includes a transducer having a pulse source for sending pulses into the vessel and an echo detector for detecting echoes of pulses emitted by the pulse source. The sensor further has a dry couplant located between the transducer and the mounting base, and a processor connected to the transducer for calculating the height of fluid in the vessel based at least in part upon the time elapsed between the pulses sent by the transducer and echoes detected by the echo detector.

METHOD AND APPARATUS FOR DEFECT ISOLATION IN AERODYNAMIC DATA SYSTEMS BASED ON ARTIFICIAL INTELLIGENCE

Un procédé pour obtenir l'isolation de défauts, dans un système de données aérodynamiques qui utilise l'intelligence artificielle pour générer un paramètre aérodynamique, comprend la génération du paramètre aérodynamique sous la forme d'une fonction d'une pluralité de valeurs mesurées telles que les pressions statiques. Ensuite, des estimations de chaque valeur mesurée de la pluralité des valeurs mesurées sont générées sous la forme d'une fonction du paramètre aérodynamique généré. Chaque valeur mesurée peut ensuite être comparée à son estimation correspondante pour déterminer si une différence entre la valeur mesurée et son estimation correspondante dépasse un seuil et donc indique la présence d'un défaut dans un dispositif qui fournit la valeur mesurée. A method for achieving fault isolation, in an airfoil data system that uses artificial intelligence to generate an airfoil parameter, comprises generating the airfoil parameter as a function of a plurality of measured values such as static pressures. Then, estimates of each measured value of the plurality of measured values are generated as a function of the generated aerodynamic parameter. Each measured value can then be compared with its corresponding estimate to determine whether a difference between the measured value and its corresponding estimate exceeds a threshold and therefore indicates the presence of a fault in a device which provides the measured value.

Built-in test procedure for non-intrusive ultrasonic level sensing

A built-in test system for an ultrasonic liquid level sensor that includes a transducer assembly having an ultrasonic transducer, and a switch that will be actuated when the ultrasonic transducer is in intimate contact with a surface of a tank in which level is to be determined. Once the switch is actuated to indicate that the ultrasonic transducer is properly coupled to the surface, a test sequence is initiated to determine that the level of ultrasonic transmissions are above a certain desired threshold for a selected period of time, and after which the circuit looks for echoes to determine the depth of the liquid in the tank. Thereafter, the test sequence is repeated for each cycle of level sensing.

Exercise machine

An exercise machine includes a frame, a pivotable body support assembly, a lifting mechanism in parallel linear engagement with the frame, and a counter balance assembly connected to the body support assembly, wherein the body support assembly is pivotable from a downward position to a top position. The lifting mechanism includes a foot plate, an ankle pad, and a foot pad. The lifting mechanism also includes a lifting assist mechanism, such as a spring or gas shock. The counter balance assembly partially balances a body weight of a user as the body support assembly is pivoted from the downward position to the top position. A method of using an exercise machine includes stepping onto the foot plate and securing the back of a user's foot against the ankle pad, releasing the lift assist mechanism, and bringing the foot plate to the toe pad.

Improvements in and relating to electromechanical relays

2141848 9502254 PCTABS00035 A device for preventing welding of the switch contacts of a heavy duty electromechanical relay comprises means (15, 16 and 17) adapted in use for monitoring the voltage supply to the relay coil (2) and detecting low voltage excursions therein. A counter (14) counts the number of low voltage excursions in the voltage supply to the relay coil (2) and an electronic switch (12) disconnects the voltage supply to the relay (2) if the number of low voltage excursions counted exceeds a predetermined number.

Exercise machine

Acoustic reflector attachment compatible with native aircraft structure

An ultrasonic ice detector that can be mounted directly to the skin of an aircraft includes a transducer that is coupled to the interior surface of the skin, and transmits acoustic vibrational energy through the skin. A reflector bar having a reflector surface is mounted on the interior surface of the skin at a location spaced from the transducer and is effective to reflect acoustic energy back to the transducer. The reflector bar is raised from the interior surface and preferably has a width equal to the width of the acoustic wave that is generated by the transducer at the reflector location. The transducer and reflector are non-intrusive and do not alter the aircraft skin structural integrity. The arrangement provides an accurate, responsive sensor for determining presence of ice or other contaminants on the exterior surface of the skin.

Method and apparatus for obtaining improved accuracy and range for air data parameters inferred from independent measurements of interdependent pressures

A method of calculating a system level air data parameter for an aircraft, for example aircraft angle-of-attack (AOA) and/or angle-of-sideslip (AOS), includes measuring a plurality of local static pressures p i . Next, a plurality of non-dimensional pressure ratios are each generated as a function of one of the plurality of local static pressures p i , a predicted system static pressure Ps predicted , and a predicted impact pressure q c predicted . Then, the system level air data parameter is calculated as a function of the generated plurality of non-dimensional pressure ratios. Air data systems having air data computers configured to implement the method are also disclosed. The air data systems can be Flush Air Data Systems (FADS), or other types of air data systems.

Navigation device

Apparatus and method to non-intrusively measure the level of liquid in a sealed container

A liquid level sensor used for determining liquid levels in a sealed container includes a heat source bonded to the container, a first temperature sensor mounted on the container adjacent the heat source, and a second temperature sensor mounted on the container spaced from the heat source. The temperatures at the first and second temperature sensors are sensed while the heat source is operating, and the differential in the temperatures is measured and used to control power to the heater. Changes in the differential in temperature between the first and second temperature sensors indicates when the heat conductivity between the first and second temperature sensors changes, due to presence or absence of a liquid in the container at the level of the temperature sensors.

Navigation device

Navigation device

Single axis headlamp

Audio headset

Air frames for outdoor goods

A backpack (160) with an air frame (162). The backpack includes a storage compartment, an air frame (162), and at least one strap (168) for securing the bag to a person. The air frame (162) includes an air bladder, which stiffens as it is inflated. The air frame (162) may include portions that are individually inflatable, and a pump (26) may be included for inflating the air frame (162). The backpack (160) may include inflatable portions (22) designed to provide support to specific portions of a user's body.

Flashlight with folding knife

A flashlight (20) with a folding knife (50). When opened, the knife (50) extends out of the light (24) end of the flashlight (20). When closed, the knife (50) is centered between two sets of batteries (90), providing balance for the flashlight (20). The flashlight (20) is put in the open configuration from the closed configuration by rotating the knife (50) about an axis.

Magnetic device mount

A mounting system for mounting a personal navigation device to a surface comprises a base assembly, a socket, and a mounting coupler. The base assembly includes a base, a mounting ball, and an arm connecting the base to the mounting ball. The socket may be integrated in the personal navigation device and includes spaced apart first and second magnets. The mounting coupler may attach to the mounting ball of the base assembly and removably couple with the socket of the personal navigation device. The mounting coupler may include a body and spaced apart first and second magnets. The body may include a forward wall configured to couple with the personal navigation device and a rear wall configured to couple with the base assembly. The magnets may be aligned with the magnets of the personal navigation device to ensure proper orientation of the personal navigation device on the mounting coupler.

単軸ヘッドランプ

【課題】ユーザが頭を回すことなく、対象の方向に向けさせることができるヘッドランプを提供する。 【解決手段】ヘッドランプ１０は、回転させるにより向きを変えることができる。ヘッドランプ１０は、ヘッドマウント２０および光源を有する本体２２を備える。ヘッドマウント２０は、ストラップ１２により、ユーザの頭に固定される。本体２２が、ヘッドマウント２０に対して、軸の周りを回転することにより、光源から発せられた光が、上下に回転した場合でも、本体２２はユーザの額から同じ距離を維持する。 【選択図】図１

Navigation device

Flashlight with folding knife

A flashlight (20) with a folding knife (50). When opened, the knife (50) extends out of the light (24) end of the flashlight (20). When closed, the knife (50) is centered between two sets of batteries (90), providing balance for the flashlight (20). The flashlight (20) is put in the open configuration from the closed configuration by rotating the knife (50) about an axis.

Method to non-intrusively measure the level of liquid in a sealed container

Basketball aim game

Apparatus for restricting head movement

Disclosed herein is an apparatus for limiting head movement. The apparatus may comprise a shaft having a stem made of a substantially rigid material and one or more adjustable securing portions, the one or more adjustable securing portions configured to secure the stem to a neck of a user. The apparatus may include a chin support disposed at a first end of the stem and configured to contact a chin of the user. When secured to the user by the one or more adjustable securing portions, the chin support is configured to reduce vertical range of motion of a head of the user, and allow lateral range of motion of the head of the user. During a lateral rotation of the head of the user while the shaft is secured to the user, the shaft remains secured to the neck of the user and rotates with the head of the user, such that the chin support maintains contact with the chin of the user.

Device mount

Navigation device

Method to non-intrusively measure the level of liquid in a sealed container

A liquid level indicator (14) used for determining liquid levels in a sealed container (10) includes a heat source (24) bonded to the container (10), a first temperature sensor (26) mounted on the container (10) adjacent the heat source (24), and a second temperature sensor (28) mounted on the container (10) spaced from the heat source (24). The temperatures at the first and second temperature sensors are sensed while the heat source (24) is operating, and the differential in the temperatures is measured and used to control power to the heat source (10). Changes in the differential in temperature between the first (26) and second (28) temperature sensors indicates when the heat conductivity between the first (26) and second (28) temperature sensors changes, due to presence or absence of a liquid in the container (10) at the level of the temperature sensors (26, 28).

Method, system and program product for evaluating a circuit

An improved solution for designing and/or evaluating a circuit is provided. A rule violation can be detected in design data (50) for the circuit and a prediction can be generated based on an adjustment to the design data (50). For example, multiple predictions can be generated based on an adjustment window (66) for an adjustable parameter in the design data (50). The predictions can be displayed to a user (12), who can determine a desired modification to the design data (50). The modification can be implemented by the user (12) and/or automatically implemented by a circuit design tool.

Heads-up display projector

Synthetic air data output generation

In one example, a method includes receiving, over an aircraft data communications bus, a plurality of non-pneumatic inputs corresponding to aircraft operational parameters. The method further includes processing the plurality of non- pneumatic inputs through an artificial intelligence network to generate an air data output value, and outputting the air data output value to a consuming system for use when a pneumatic-based air data output value is determined to be unreliable.

Managing an inventory of service parts

Synthetic air data output generation

In one example, a method includes receiving, over an aircraft data communications bus, a plurality of non-pneumatic inputs corresponding to aircraft operational parameters. The method further includes processing the plurality of non-pneumatic inputs through an artificial intelligence network to generate an air data output value, and outputting the air data output value to a consuming system for use when a pneumatic-based air data output value is determined to be unreliable.

Computer chassis penetration vacuum head

Method and apparatus for cleaning an interior volume of an electrical component are provided. The apparatus includes a housing with vacuum pins extending from apertures in the housing. The vacuum pins are arranged and sized to fit through ventilation holes in a chassis of the electrical component. The vacuum pins are individually retractable so that a vacuum pin that encounters a structure in the interior volume of the electrical component does not impede remaining vacuum pins from further entering the volume. A vacuum source is attachable to the housing and applies a vacuum to the interior volume through the vacuum pins.