Class 92/147 - With casing or support for rotary shaft

Subclass of Class 92 - Expansible chamber devices
Definition: Apparatus including means to enclose or support a mechanical
No. of patents: 37
Last issue date: 10/30/2007

Number	Title	Issue Date
7287494	Multicylinder internal combustion engine with individual cylinder assemblies and modular cylinder carrier An internal combustion engine that includes individual, liquid-cooled, cylinder assemblies mounted separately to a common cylinder carrier. A modular cylinder carrier that is assembled from separate cylinder mounting modules and main bearing bulkheads. ...	10/30/2007
7287493	Internal combustion engine with hybrid cooling system An internal combustion engine that includes individually-cooled cylinder assemblies. Direct raw-water cooling is provided for the engine's intercooler, oil cooler, and heat exchanger, which is used for the purpose of cooling a fresh water coolant circulating individ...	10/30/2007
7284528	Crank shaft support assembly A crank shaft support assembly for increasing stiffness and reducing thermal mismatch distortion in a crank shaft bore of an engine comprising different materials. A cylinder block comprises a first material and at least two crank journal inserts are insert-molded i...	10/23/2007
7168929	Pump aggregate for a hydraulic vehicle braking system A pump unit for a hydraulic vehicle brake system with traction control has an electric motor driving a radial piston pump. A rotor shaft of the pump unit has a hollow shaft with two standardized, hardened cylindrical pins that are press-fitted into the ends of the h...	01/30/2007
6896495	Cylinder head and valve plate assembly for reciprocating compressor A reciprocating compressor that includes a cylinder block with a plurality of cylinder bores. A piston is positioned in each bore. Each piston is mounted to move in response to the a crankshaft, causing each piston to reciprocate within the cylinder bore. The compre...	05/24/2005
6848890	Pump assembly A pump assembly is provided which comprises a pump housing, an electric motor attached to the pump housing and having a casing and an output shaft that protrudes into the pump housing to drive a pump within the pump housing, the output shaft having at least two supp...	02/01/2005
6419459	Pump fluid cylinder mounting assembly A mounting assembly for mounting a pump to a fluid cylinder comprising a tie rod threaded at one end and providing a second end drivingly engageable with a sleeve-like threaded connection for clamping attachment directly into the cylinder block by the dir...	07/16/2002
6093003	Piston pump The invention relates to a piston pump with a piston received axially displaceably in a pump bore. To improve the aspiration performance of the piston pump. A cuff with a U-shaped annular cross section is provided, the cuff is inserted into the pump bore ...	07/25/2000
5839349	Noise-abated pump unit, in particular for controlled brake systems A reduced noise radial piston pump with a driving motor for a controlled brake system. The noise reduction is primarily accomplished by locating and orienting the motor/pump bearings with respect to the pump pistons....	11/24/1998
5839888	Well service pump systems having offset wrist pins A pump system has first and second pumps. Each pump has a housing, which housing has an inboard end and an outboard end. The pumps are arranged so that the inboard ends are adjacent to each other. The inboard ends each have a crankshaft, while the outboar...	11/24/1998
5701799	Plural rotary actuators A rotary actuator (1) comprising a housing (2), which defines a working chamber (3) for actuation with a pressure fluid and having at least partially circular section, a pivoting piston (5) which is arranged sealingly against the inner wall (4) of and rot...	12/30/1997
5687634	Method for making a carbon-carbon cylinder block A method for making a lightweight cylinder block composed of carbon--carbon is disclosed. The use of carbon--carbon over conventional materials, such as cast iron or aluminum, reduces the weight of the cylinder block and improves thermal efficiency of the...	11/18/1997
5685203	Compressor running gear A compressor running gear and method for assembling the running gear. The running gear includes a split housing having a first housing portion having a first wall and a second wall. Each wall includes at least one shoulder and a shroud. The split housing ...	11/11/1997
5638738	Air motor piston to crank linkage An air motor for hoists and the like utilizes opposed pistons interconnected by a rigid yoke having a single pivot link for each piston pair connected to the crank by means of standard press fit bearings which maintain yoke and piston alignment with the c...	06/17/1997
5529466	Reciprocating valved piston hydraulic pump assembly for anti-lock braking system A pumping device is provided for pumping fluid from an inlet to an outlet. The pump comprises a piston reciprocable between an inlet chamber and an outlet chamber, a first valve between the inlet and the inlet chamber and responsive to reciprocation of th...	06/25/1996
5494135	Lubrication system for a conjugate drive mechanism A conjugate drive mechanism of a motion converter includes a conjugate driver, which is rotatably mounted on a crankpin, and a bearing conjugate, which is mounted on a linearly movable shuttle. The conjugate drive mechanism is lubricated by supplying lubr...	02/27/1996
5456159	Motion converter with pinion sector/rack interface A device for translating rotary to linear motion and vice versa includes a reciprocating linearly moving shuttle with a central aperture. The aperture has a pair of opposing conjugate bearings protruding towards the center and which capture therebetween a...	10/10/1995
5435232	Multi-connecting rod reciprocating machine A reciprocating piston (2) without any skirt is stabilized throughout its reciprocating motion by two or more connecting rods (4) connected between parallel spaced apart small ends (10) and parallel spaced apart crankshafts (5)....	07/25/1995
5419688	Mounting for oilless air compressor An oilless reciprocating air compressor that is mountable on the inside wall of a cargo container. The compressor has a high strength cast metal crank case and a lighter motor housing attached thereto. A special bracket is provided that attaches to both t...	05/30/1995
5307731	Housing system for hydraulic units A housing for hydraulic units includes a single cast unitary hollow housing having a continuous side wall extending between opposing forward and rearward walls to form an enclosed housing. Preferably, the continuous side wall includes opposing top and bot...	05/03/1994
5241895	Air-powered splined rotary actuator An air-powered actuator having a body with first and second ends, an axially transverse annular bulkhead positioned therebetween, and an output shaft with a splined exterior portion. The body includes first and second end walls with each end wall having a...	09/07/1993
5195420	Piston compressor, particularly an oil-free piston compressor The crank mechanism of the piston compressor comprises individual crank disks (5), which each support on their outer circumference a rolling bearing (6) for the bearing of a connecting rod (4). The crank disks (5) are pressed together to form a package by...	03/23/1993
4966067	Involute cam actuator with piston drive A mechanism for converting linear displacement of a piston to angular displacement of a shaft by positioning a cam in a recess of a unitary piston which is adapted for positioning by differential fluid forces applied to opposite ends of the piston. To pro...	10/30/1990
4913033	Steam engine A steam engine, which comprises a crankcase frame (1) arranged so as to rest on a foundation, a steam cylinder (25) supported by the crankcase frame, a cylinder bore (28) in the steam cylinder, a reciprocating piston (45) in the cylinder bore (1), a conne...	04/03/1990
4887514	Oil separation and gas pressure equalizer means for reciprocating gas compressor A housing of a reciprocating gas compressor comprises a partition member separating an upper suction chamber through which gas passes and a lower crankcase chamber in which a crankshaft rotates and which has an oil sump at the bottom. The partition member...	12/19/1989
4846050	Synchronized control of gearbox by an electronic calculator A device designed to actuate the positive clutches of gearbox sliding gears following synchronization of the respective pairs of gears. A cylinder mechanism is provided on each sliding plate of the gearbox, as well as solenoid valves which are controlled ...	07/11/1989
4790727	Swashplate compressor for air conditioning systems A swashplate air conditioning compressor comprising a two-part compressor housing with a generally cylindrical region and integral end plates, a pair of cylinder blocks disposed in said cylindrical region and defining axially disposed cylinder openings, a...	12/13/1988
4771677	Axial piston machine The invention relates to an axial piston machine having an oblique disk body (14) arranged in a housing (1) in a torsionally secure manner, having a drive shaft (4), which is mounted in the oblique disk body (14), and having a rotatable cylinder drum (7),...	09/20/1988
4763563	Swash plate utilized for swash plate type compressor A swash plate (3) incorporated in a swash plate type compressor and comprising a boss (10) typically formed of aluminum material, which is fixedly secured on a drive shaft (2), and a swash plate assembly (11) extending obliquely from the boss (10), which ...	08/16/1988
4756239	Anti-rolling structure for double headed piston of disc cam type reciprocative compressor An anti-rolling structure for a double headed piston of a disc cam type reciprocative compressor, comprising a cylinder block (1) through which a plurality of pairs of front and rear cylinder bores (4) are provided in parallel to a drive shaft (3) rotatab...	07/12/1988
4697468	Rotary mechanism A rotary mechanism for converting a reciprocal linear motion into an oscillating rotary motion with increased torque at the end positions. Two pressurized air cylinders 1,2 co-operate via links 14, 15 with a common lever arm 5 fastened to an output shaft....	10/06/1987
4566370	Piston pump arrangement A piston pump arrangement is provided which includes a drivable crank shaft supported in a crank drive housing for rotational movement. The crank shaft is drivingly connected to horizontally disposed axially reciprocating pump pistons. In order to facilit...	01/28/1986
4532855	Two-part drive shaft for thermal engine An improved construction for a thermal engine, particularly a Stirling engine, comprising a two-part drive shaft. One part of the drive shaft contains the swashplate mechanism and is journaled on the engine housing so that the component of force acting on...	08/06/1985
4494415	Liquid nitrogen pump A triplex plunger pump for liquid cryogen service includes a power end frame comprising a casing formed of welded plate sections and elongated tubular members interconnected to form a main bearing support structure which minimizes the transmission of pump...	01/22/1985
4409888	Combined linear and rotary actuator and floating ring gear A ring gear of a helically splined rotary actuator is separately and independently joined to the outer cylindrical body of the actuator and meshes with the splined piston sleeve of the rotary actuator. The outer cylindrical body is a smooth, continuous bo...	10/18/1983
4304173	Thermal barrel motor A motor and especially a thermal motor has a connecting rod assembly comprising two radial rolling surfaces constituted by pairs of cones, one cone of each pair being fixed while the other is carried by a rotatable inclined seat. With this arrangement the...	12/08/1981
3975990	Midplane porting block for an axial piston machine A skid-steered vehicle, especially an end loader, having a hydrostatic transmission. The transmission will have a series pump unit comprising two pump sections separated by a midplane porting block. Each pump section includes an axial piston group rotatin...	08/24/1976

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Class 92/147 - With casing or support for rotary shaft