Class 137/56 - Rotating valve and rotating governor

Subclass of Class 137 - Fluid handling
Definition: Control systems wherein the speed responsive means and the
No. of patents: 37
Last issue date: 01/23/2007

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Number	Title	Issue Date
7165567	Valve apparatus for compensating centrifugal forces A control valve apparatus for a rotating clutch includes a valve having a spool portion and a mass portion. The spool portion provides a control function to distribute pressure from a static source to a chamber of the clutch. The valve also has a mass associated the...	01/23/2007
7051750	Governor spring bracket assembly A governor spring bracket assembly that attaches to an exterior surface of a shaft-mounted governor valve assembly for an automatic transmission is disclosed. The present governor spring bracket assembly functions to counterbalance the effect of centrifugal force on...	05/30/2006
6164926	Variable displacement compressor A variable displacement compressor having a pressurizing passage, which extends through a cylinder block. The pressurizing passage connects a discharge chamber and a crank chamber. A valve is arranged in the pressurizing passage. A drive shaft rotates and...	12/26/2000
5398713	Centrifugal valve A valve which controls the movement of pressurized fluid through a passage, the regulation of which is determined by the application of a centrifugal force generated by the rotation of the valve about a fixed axis...	03/21/1995
5244005	Device for causing a drop in the pressure of high pressure oil controlling admission valves of a turbine in the event of excess speed A device for causing a drop in the pressure of high pressure oil controlling admission valves of a steam turbine in the event of excess speed, the device comprising a speed trip (2) constrained to rotate with the shaft (1) of the turbine and fed downstrea...	09/14/1993
5234014	Fuel control governor A mechanical fuel control governor employs a flyweight assembly for lifting the spindle of a fuel valve and allowing fuel to be bypassed from a high pressure line. The spindle is rotated via a fluid coupling between the ball head and the drive spindle suc...	08/10/1993
5221199	Lubrication oil volume control device in a scroll type compressor A scroll compressor includes a stationary scroll and a rotary scroll rotated by a motor-driven crankshaft. The crankshaft has parallel passages therein which communicate at their lower ends with a pool of lubricating oil. A first of the passages coincides...	06/22/1993
5050631	Fluid diverging system A fluid diverging system provides a passageway for supplying a fluid from a single supply source to a plurality of sections requiring the use of the fluid and for discharging the fluid from these sections to a single discharge portion. The fluid diverging...	09/24/1991
4907684	Ball drain valve for the piston space of a rotary multi-disc clutch A ball drain valve (2), for the piston space (33) of a rotary clutch disc (3) for releasing the clutch disc piston (32) from pressure generated by rotation of pressurized oil remaining in the piston space when it is bled, including an opening (220), at le...	03/13/1990
4797074	Governor device Disclosed is a speed controller of the ball cone type having a unique conical head which serves as a face seal valve and further encloses seals and protects the governor against entry of particulate matter....	01/10/1989
4791951	Governor for hydraulically controlled automatic transmission The output rotation of an automatic transmission is transferred to a flyweight to rotate it. A spool is depressed in an axial direction under the centrifugal force of the flyweight, generating a governor hydraulic pressure corresponding to the rotational ...	12/20/1988
4688665	Apparatus for preventing engine stall The invention relates to a control apparatus for a clutch disc assembly drivingly associated with an engine. Protection from engine stall resulting for inertia loads downstream of the engage clutch disc assembly instantaneously exceeding available engine ...	08/25/1987
4683903	Governor valve A governor valve for a hydraulic controller in an automatic transmission, which is disclosed herein, comprises an adapter having a line pressure supply bore made therethrough, a cylindrical governor rotary shaft loosely fitted into the adapter sleeve and ...	08/04/1987
4628952	Governor valve assembly A governor valve assembly for regulating hydraulic pressure by utilizing centrifugal force developed by the output shaft of a vehicle transmission when the output shaft is rotated has a first governor valve adapted for two-stage pressure regulation and a ...	12/16/1986
4559842	Mounting setup of governor shaft A governor shaft for supporting a governor valve is rotatably supported to a transmission case by a stopper pin. The governor shaft is formed with an annular groove having a rectangular cross section. The stopper pin is inserted through the transmission c...	12/24/1985
4543038	Sealing apparatus and method and machinery utilizing same A shaft sealing apparatus utilizing a flow of sealing fluid to block leakage of a second fluid; and including a valve element controlling the flow of sealing fluid as a function of shaft rotational speed....	09/24/1985
4476887	Hydraulic governor pressure generator A hydraulic governor pressure generator including a governor body fixedly mounted on a rotational shaft, a governor valve movably mounted in a cavity of the governor body in the radial direction with respect to the rotational shaft according to centrifuga...	10/16/1984
4471796	Governor valve for automatic transmissions A governor valve for an automatic transmission comprising a valve body and a body support secured together and for rotation with an output shaft of the transmission. A line pressure passage connected to pressured fluid in the transmission and a governor p...	09/18/1984
4424826	Flyweight governor A governor control valve is provided in which governor output pressure is varied in response to variations in vehicle speed by moving a valve member radially with respect to a ported shaft carried with a driven housing which drivingly carries a centrifuga...	01/10/1984
4425509	Turboflapper nozzle systems In a flapper nozzle actuator system a radial outward flow turbine like flapper is used as the flapper. The angular velocity of the turboflapper is used to lift the turboflapper off a backplate towards a nozzle. The amount of lift off the backplate and hen...	01/10/1984
4323093	Multiple stage fluid pressure governor having two break points A flyweight governor valve assembly having a fluid pressure modulator valve element mounted within a valve chamber for axial movement, a first set of primary and secondary weights mounted on a valve sleeve that forms a part of the governor valve assembly,...	04/06/1982
4318311	Centrifugally actuated valve for transmission In a transmission having input and output shafts drivingly connected by fluid pressure operated ratio establishing devices an improved centrifugally actuated valve is provided to disestablish the driving connection maximum angular velocity of the input sh...	03/09/1982
4315519	Governor hydraulic pressure supply apparatus for automatic transmissions A governor hydraulic pressure supply apparatus is provided for use with the vehicle automatic transmission system and includes a governor valve mounted on a rotary output shaft from the automatic transmission, the output shaft having an internal input flu...	02/16/1982
4308940	Hydraulic control for a clutch Apparatus for controlling a clutch operable by fluid pressure in an operation space includes a fluid supply conduit, a rotatable control valve with a valve member displaceable by centrifugal force against the force of a biasing spring for connecting the f...	01/05/1982
4265265	Pneumatic tool governor A pneumatic tool governor having a body rotatable with the rotor of the tool, the body being provided with holes for passage of motive fluid to the motor of the tool, and a centrifugally responsive valve element pivotally mounted upon the governor body so...	05/05/1981
4259978	Hydraulic regulator for generation of a driving speed-dependent pressure A regulating device is comprised of a shaft which is driven at a speed of revolution proportional to the speed of an automobile, and a duct provided in the shaft and connected for fluid transmission from a pressurized fluid source and the control means fo...	04/07/1981
4238020	Centrifugal clutch with an overspeed relief valve and clutch modulation A fluid pressure operated clutch which transmits torque from an engine output shaft to a transmission input shaft, including a rotatable flywheel connected to the output shaft, an adapter connected to the flywheel for rotation with the flywheel, the adapt...	12/09/1980
4194520	Two stage hydraulic governor A pair of piston valve members are slidably mounted in a housing rotatably engaging the output shaft of the automatic transmission. A first piston valve moves freely under the influence of centrifugal force within the housing to throttle line pressure fro...	03/25/1980
4194518	Governor having ability of removing dust from working fluid in automatic transmission A governor is disclosed in which dust which may comprise steel powder, fine particles of sand and so on will be removed from a hydraulic working fluid by subjecting the working fluid to centrifugal force. A fluid passage for the working fluid is formed in...	03/25/1980
4188780	Centrifugally controlled fuel system A fuel system particularly for a gas turbine engine in which a tubular shaft rotatable during operation of the engine at engine speed or at a speed proportional thereto has a fuel inlet through which liquid fuel is introduced into the interior of the shaf...	02/19/1980
4178137	Pressure regulator for a fluid pump A centrifugal pressure regulator comprises a pair of pistons slidable within a bore and moves in one direction by the action of a coiled spring and by centrifugal force imparted to the pistons as the body in which the bore is located rotates. The outer en...	12/11/1979
4174724	Flow valve A flow valve mechanism comprising a rotating shaft with a valve body mounted on the shaft for rotation therewith and a valve member mounted for radial movement with respect to said body and said shaft. The valve member has a weighted head and a pressure d...	11/20/1979
4080977	Governor valve A governor valve comprising a housing provided with inlet and outlet ports; a rotational shaft provided within the housing; a body rotatably supported by the housing and operatively connected to the rotational shaft; a valve spool slidably disposed within...	03/28/1978
4034870	Device for introducing a substance, particularly a pulverulent substance, from a chamber having a pressure P1, into a chamber having a pressure P2 higher than P1 The present invention comprises a device which allows to introduce a substance from a chamber A, having a pressure P1, into a chamber B, having a pressure P2 higher than P1, said device comprising a stator, in which the pressure is that of the chamber B a...	07/12/1977
3974743	Fluid actuator for a rotating engageable friction device A rotating annular piston is hydraulically actuated to engage a rotating friction device, such as a clutch or brake, by introducing fluid pressure to an apply chamber for the piston. Disengagement is subsequently effected by exhausting fluid from the cham...	08/17/1976
3960163	Hydraulic pressure regulator A centrifugal governor on a rotating shaft has a mounting rigid with that shaft, the latter being journaled in a housing wall from which a stationary hub extends into a central bore through which a hydraulic fluid is admitted to an inlet port of a valve c...	06/01/1976
3943956	Hydraulic governors An hydraulic governor for automatic transmissions relying on derivation of a pressure varying with rotational speed over a relatively wide range, by balancing an hydraulic pressure against a centrifugal force-operated load....	03/16/1976

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Class 137/56 - Rotating valve and rotating governor