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8117841 |
Self regulating waste gate
A self-regulating wastegate valve actuator for dynamically regulating a wastegate valve in a turbocharged internal combustion engine. The wastegate valve actuator regulates and maintains a desired...
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7677040 |
Turbocharger with wastegate
An actuator rod (17) for a turbocharger pressure control assembly comprises a first elongate portion (17a) defining a first rod end and a second portion (17b) defining a second rod end. The first...
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7363851 |
Spacers for use with actuator casings
Spacers for use with actuator casings are disclosed. An example spacer includes a ring-shaped member defining a central opening and configured to form a part of an actuator casing and to space...
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D547220 |
Human weighing scale with wall mounted display radio receiver and speakers
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7212756 |
Image forming apparatus with extraordinary state detection
To provide a printing apparatus capable of preventing a extraordinary rising of temperature from happening even if a cooling ability is lowered with respect to objects to be cooled. In the printing...
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7189009 |
Micro-optical module with housing and method for producing the same
A micro-optical module includes a housing, at least one optoelectronic component, and an optoelectronic unit assigned thereto. The housing is partly embodied as an MID body, having a cavity and...
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6994122 |
Heald frame for weaving machine
A heald frame for a weaving machine includes stops (15, 16) made of a material with shock-absorbing properties associated with the ends of the healds (10). A gap is provided between the heald ends...
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6957806 |
Airspring assembly
An improved airspring assembly includes a collapsible support member disposed within the pressurizable chamber of an airspring having a flexible sidewall. The support member is configured such that...
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5375982 |
Radial pump
Radial pump with a rotary shaft (4) on which an eccentric (6) is fitted. A sleeve (8) to which a plurality of pistons (12) is connected is fitted rotatably on the eccentric (6). The connection...
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5279325 |
Pneumatic control drive
A pneumatic control drive 1, 51, 71 for control devices, in particular control valves, comprises a drive housing 5 and a drive member 11 displaceable therein and to which is affixed a drive element...
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5031510 |
Evacuation spring for hydraulic/pneumatic muscle
A hydraulically or pneumatically actuated muscle has an elongated elastomeric bladder that is covered by a tubular sheath. A fluid conduit is coupled to the bladder to supply hydraulic or pneumatic...
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5019121 |
Helical fluid-actuated torsional motor
A hydraulically or pneumatically actuated fluid-dynamic motor has an elongated elastomeric bladder, a braid disposed over the bladder, and a flexible but substantially incompressible spine disposed...
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4896753 |
Bicycle brake
A bicycle brake system with at least one master cylinder that is connected to a hand lever, and at least one wheel cylinder that is connected thereto by a hydraulic brake line is to be improved in...
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4860640 |
Air operated diaphragm spring brake
An air-operated spring brake of the type wherein a spring-operated brake actuator is in tandem with an air-operated service brake actuator has a spring diaphragm which separates a spring housing...
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4799576 |
Protective device to prevent projection of a heavy coiled spring away from an air brake housing
A protective device for use on a wheeled vehicle such as a tractor pulled trailer equipped with an air brake is provided. The air brake includes a housing generally disposed lengthwise of the...
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4711158 |
Linear motion actuator with spring centering means
A vacuum operated actuator is provided with a centering mechanism that operates with a single spring to normally locate the output in a mid-position and also return same from both an extended...
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4638724 |
Device for producing mechanical force by pressure of a fluid
In a device for the production of pressure by means of a piston (2), the piston (2) which has a rectangular cross-section is arranged in a cylinder (1) whose cylinder bore has also a rectangular...
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4615258 |
Drive device operated by a pressure fluid
In a drive device operated by pressure fluid a progressive linear or swinging or rotary movement of a driven element is produced by means of at least one lifting element. Between the lifting...
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4608957 |
Aggregate for supplying fuel, particularly from a supply container to an internal combustion engine of a motor vehicle
In an aggregate for supplying fuel from a fuel container to an internal combustion engine of a motor vehicle, a housing of a pressure wave-damping device, connected to an outlet of the pump of the...
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4583447 |
Pneumatic diaphragm actuator with a pneumatic position controller
Pneumatic diaphragm actuator having a driving rod for acting upon a push rod of a position controller through a return spring, wherein an inversion device when inserted between the diaphragm...
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4558584 |
Combination cable crimper and cutter
A combination cable crimper and cutter. A frame mounts a piston for reciprocating axial movement. A reciprocating drive is connected to the piston. A pair of cable-crimping jaws is pivotally...
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4549470 |
Pneumatic actuator
A pneumatic actuator is provided for a gate valve in a turbocharger system to control the bypass of exhaust gasses to regulate the speed of the turbocharger. The actuator includes a reciprocating...
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4541324 |
Vacuum actuator with fail-safe system
A vacuum responsive switch for detecting a failure in creation of a control vacuum within the control diaphragm chamber. A solenoid valve is provided which functions to equalize pressure within one...
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4527769 |
Apparatus for moving a controlled member to a predetermined position
A fail-safe actuator of the type which permits cycling of a control member during normal operation without encumbrance from a return mechanism includes a link having a slot. A pin secured to a...
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4522111 |
Double-acting, fluid actuated positioning actuator
An infinitely variable, double-acting positioning linear actuator which responds proportionally to fluid pressure includes a hollow cylindrical housing and an actuating rod axially movable through...
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4511117 |
Activating apparatus in a liquid conveying system operated by vacuum, preferably a so-called vacuum sewage system
An activating apparatus or device, for example for a valve in a liquid conveying system operated by means of a vacuum. The activating apparatus comprises a normally latched or locked operating...
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4506578 |
Pneumatic apparatus for actuating metal shear
An apparatus for applying pneumatic force to a work piece comprising a pneumatic cylinder mechanism including a flexible diaphragm member for applying pneumatic force to a reciprocally mounted...
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4505188 |
Pneumatic actuator
A pneumatic positioner with a casing composed of a shell-like bottom part and a shell-like cover part. A membrane plate, is connected through a gas-tight membrane with the side walls of the casing...
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4488341 |
Method of making a fluid pressure actuator
A fluid pressure actuator construction and method of making the same are provided, the method comprising the steps of forming a housing with an annular surface, securing an outer peripheral portion...
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4480811 |
Fail-safe actuator device
The present invention relates to a fail-safe actuator of the type in which a piston riding in a cylinder is urged toward a port end of the cylinder by an energy storage spring. The piston is...
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4478107 |
Suction cap for an automatic gearbox
A suction cap for the control of the oil pressure regulation system in an automatic gearbox comprising an intermediate chamber bounded by a diaphragm, a housing and a bellows, with a spring...
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4403538 |
Turbocharger control actuator
A control actuator for a turbocharger comprises an actuator rod coupled within an actuator housing to a pressure responsive diaphragm biased by a spring, and projecting out of the housing for...
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4388856 |
Idle speed control actuator
An idle control valve (10) for adjusting the idle position of a vehicle throttle lever includes a housing (12) having a pair of diaphragm assemblies (18, 20) which divide the housing into three...
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4376619 |
Accumulator-reservoir device diaphragm control
A fluid circulating system including a pump and an accumulator-reservoir device of the bootstrap type in which operation of the pump energizes the device to maintain a pressurized system despite an...
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4306639 |
Disc brake caliper with molded flex piston
A light weight metal caliper housing has cored holes in the cast bore. A nylon bore insert lines the bore side wall. A molded flex piston has hydraulic fittings incorporated as a part of it and the...
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4256019 |
Turbocharger control actuator
A control actuator for a turbocharger comprises a diaphragm-displaced actuator rod projecting outwardly from an actuator housing through a spring-biased retainer which sealably permits axial and...
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4251050 |
Turbocharger control actuator
A control actuator for a turbocharger comprises a diaphragm-displaced actuator rod projecting outwardly from an actuator housing through a seal permitting axial and angular rod movement for...
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4244554 |
Springless diaphragm valve
A valve having a flexible diaphragm for opening and closing the valve. The diaphragm is biased into valve-closing position by a ridge, formed in the valve body, which presses the diaphragm toward...
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4240335 |
Floating seal for fluidic devices
A floating seal fluidic device is disclosed comprised of a housing, a connector which has a nozzle extending through the housing and which forms a clearance with the housing, a diaphragm stretched...
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4238991 |
Three-position actuator
A three-position actuator comprising a casing having a diaphragm dividing the casing into separate pressure chambers, an actuating rod connected to said diaphragm and resilient means urging said...
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4231287 |
Spring diaphragm
A high pressure diaphragm for use with an electroexpansive material utilizes a generally planar central member, a generally outer flange-engaging member, and an annular ring member, which can have...
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4203352 |
Piston for multi-stage operation
A piston is disclosed which is particularly adapted for multi-stage operation in a combined air and spring-loaded brake cylinder. The piston is formed of a resilient or elastic material such as...
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4192223 |
Adjustment device, notably for metering reciprocating pumps
In a reciprocating pump, notably a metering pump, of the reciprocating type in which the pumping member, diaphragm or piston, is actuated by means of a slide block responsive to a rotating...
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4147094 |
Vacuum operated device
A vacuum operated device is provided with a first vacuum chamber defined by a part of a casing and a first diaphragm; a second vacuum chamber defined by the first diaphragm, another part of the...
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4111099 |
Two-stage vacuum motor
A vacuum motor suitable for actuating a carburetor choke valve has primary and secondary stages responsive to separate vacuum signals. The secondary stage is carried by the primary stage and has a...
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4092017 |
Pneumatic spring device
A diaphragm arranged in a rigid casing to define therein a chamber to be filled with a mass of gaseous spring medium and another chamber to be held under oil pressure load is normally bulged into...
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4076467 |
Specially reinforced flexible tube pumping chamber
A pump comprises a tubular resilient pump element alternately extended and relaxed for longitudinal deformation and reinforced by means of filaments arranged in helices, preferably with different...
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3951046 |
Push rod and tappet assembly
A push rod and tappet assembly for a cam actuated pump in which a tappet having a barbed shank is lightly press fitted, during assembly, part-way into the hollow end of the push rod so that during...
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3939758 |
Pressure sensor
A sensor particularly well suited for use in the monitoring of hydraulic pressure. The sensor includes a deformable membrane mechanically coupled to an electrical switch. The membrane is mounted...
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3908520 |
Adjustment means for double diaphragm spring brake chamber actuator
A release mechanism for a double diaphragm spring brake actuator utilizes a threaded rod having a portion extending outwardly from the brake chamber housing and a portion telescopically positioned...
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