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Patent Searching and Data


Matches 451 - 500 out of 10,582

Document Document Title
WO/2015/010856A1
A high pressure fuel pump unit (10) having a pump head (12) wherein an inlet channel (42) opens into a low-pressure chamber (40) itself in fluid communication with a compression chamber (16). A valve (20) is arranged so that when it is c...  
WO/2015/011545A1
A pulsation damper (20) includes a first diaphragm (21) and a second diaphragm (22) having a first pressure-receiving film portion (21a) and a second pressure-receiving film portion (22a) and defining a gas chamber (23) between the first...  
WO/2015/007465A1
The invention relates to a method for controlling a swivel angle of a hydraulic machine using a control circuit, wherein an electronic swivel angle controller is superposed over an electroproportional swivel angle adjustment.  
WO/2015/003954A1
An axial piston machine having a cylinder body (10) in which at least three cylinders (12) are formed, and having pistons (14) movably guided in said cylinders (12), said pistons (14) being connected to a swash plate (18) that rotatably ...  
WO/2015/004151A1
Internal combustion engine fuel, preferably diesel fuel, feed pump assembly, the pump assembly (1) comprising a pump body (2); at least one cylinder (6) formed in the pump body (2) and extending along an axis (A2); a seat (12) formed in ...  
WO/2015/000654A1
A high pressure fuel pump unit (10) comprises a pump head (12), a cam-follower (24), a plunger (18) extending along a longitudinal axis (A) from a first extremity slidably arranged in a pumping bore (14) of the pump head (12) to a second...  
WO/2014/206609A1
The pumping device, in particular high pressure fuel pumping device, has at least one pump element (10) which has a pump piston (12) which is driven in a reciprocating movement by a drive shaft (14) via a tappet (18), wherein the drive s...  
WO/2014/206713A1
The invention relates to a swash plate machine (1) as an axial piston pump (2) and/or axial piston motor (3), comprising a cylindrical drum (5) which is mounted in a rotatable or rotating manner about a rotational axis (8) and which comp...  
WO/2014/206682A1
The invention relates to a hollow piston (7) for a swash plate machine (1) having a primary body (17), a cover (75), which is arranged on one end of the primary body (17) so that it forms a closed hollow chamber (62) therewith and a chan...  
WO/2014/206681A1
A swashplate-type machine (1) in the form of an axial piston pump (2) and/or axial piston motor (3), comprising a cylinder drum (5) which is mounted so as to be rotatable or so as to rotate about an axis of rotation (8) and which has pis...  
WO/2014/207520A1
A high-pressure fuel pump (10) includes a plunger (11), a pump housing (12), an intake valve (13), a discharge passage (14), a fuel seal member (18), and a fuel inlet conduit (34). The pump housing (12) includes a fuel pressurizing chamb...  
WO/2014/206714A1
The invention relates to a seal (40) having mechanical damping for an axial piston machine, which seal comprises a flat ring (42) made of a first material. The ring (42) has at least one bulge (64) in the direction of one of the sealing ...  
WO/2014/210260A1
A speed-based system for controlling a pump displacement to control a pump flow rate of a hydraulic pump in a vehicle, such as a hybrid. The system includes a plurality of sensors, a controller, and a hydraulic pump. The controller is co...  
WO/2014/206683A1
The invention relates to a hollow piston (7) for a swash plate machine (1), having a main body (17), a cover (75), which is arranged on one end of the main body (17) in such a manner that the cover forms a closed cavity (62) with the mai...  
WO/2014/203962A1
[Problem] To provide a radial piston hydraulic pump capable of continuous discharge at high pressure. [Solution] A radial piston hydraulic pump comprising: a casing having a cylindrical inner surface; an eccentric shaft arranged inside t...  
WO/2014/202344A1
The invention provides a fluid working machine comprising: a cylinder block (1) having an axial bore (4); a crankshaft (2) which extends within the axial bore (4) and is rotatable about an axis of rotation (3); and first and second valve...  
WO/2014/115163A3
A cylinder press fluid compression system is disclosed. The cylinder press fluid compression system includes at least one fixed piston, at least one cylinder and at least one prime mover. The at least one cylinder reciprocates over the a...  
WO/2014/202345A1
The invention provides a fluid working machine comprising: a crankshaft (2) which is rotatable about an axis of rotation (3); adjacent first and second groups (5, 6, 8, 10) of valve cylinder devices (13) spaced from each other about the ...  
WO/2014/202266A1
The invention relates to a high-pressure pump (1), in particular for a motor vehicle, for pumping a fluid, in particular fuel, such as diesel, comprising: a drive shaft (2), which is supported in such a way that the drive shaft can be ro...  
WO/2014/090457A3
The invention relates to a pump seal (60) of a piston pump (56) for a vehicle braking system, in which system a piston (58) can be pushed out of a pressure compartment (34) of a cylinder (12) during an intake phase of the piston pump (56...  
WO/2014/201107A1
A semi-annular piston may comprise a first face (303), a second face (301), a neck (307) extending from the first face (303), a radially extending inner surface (315) between the first face and the second face, and an outer surface (311)...  
WO/2014/200762A1
Remanufacturing a variable displacement swash plate-type hydraulic device (10) includes receiving a body (12) of a used hydraulic device (10) defining first and second actuator guide bores (160, 164), at least one of which is out of spec...  
WO/2014/199041A1
A hydraulic machine comprising a drum (12) rotated by an input shaft, comprising cylinders (14) distributed around the shaft, each receiving a piston that slides on the basis of the rotation of the shaft, each cylinder opening at an open...  
WO/2014/195083A1
The invention relates to a swash plate machine (1) as an axial piston pump (2) and/or axial piston engine (3), comprising: a cylinder drum (5) which is mounted so as to rotate, or be rotatable, about a rotational axis (8) and has piston ...  
WO/2014/193239A1
A piston-pump device (1) for use underwater is described, in which a pump shaft (5), via a cylinder housing (9) which is axially fixedly mounted on the pump shaft (5), is arranged to move a number of pistons (20) between a first position...  
WO/2014/191654A1
The invention concerns a method and a device for controlling/commanding a hydraulic module installed in a hybrid vehicle, the module comprising at least one hydraulic engine driving a differential incorporated in the module, the engine h...  
WO/2014/187512A1
The invention relates to an axial piston pump having a swash-plate type construction, in particular for hydraulic systems, comprising a cylinder drum (3) which can be rotationally driven about a rotational axis (7) in a pump housing (1) ...  
WO/2014/187545A1
The invention relates to an axial piston swash plate pump, in particular for hydraulic systems, comprising a cylinder drum (1) which can be rotationally driven about an axis (15) in a pump housing (7), in which pistons (21) are arranged ...  
WO/2014/187608A1
The invention relates to a swashplate machine (1) acting as an axial piston pump (2) and/or an axial piston motor (3). Said machine comprises: a cylindrical drum (5) that can be rotated or is rotatably mounted about a rotational axis (8)...  
WO/2014/187546A1
The invention relates to an axial piston pump, particularly for hydraulic systems, comprising a cylinder drum (1) which can be rotationally driven about an axis (15) in a pump housing (7), and in which piston cylinder units are arranged ...  
WO/2014/187607A1
The invention relates to a swashplate machine (1) acting as an axial piston pump (2) and/or an axial piston motor (3). Said machine comprises: a cylindrical drum (5) that can be rotated or is rotatably mounted about a rotational axis (8)...  
WO/2014/187676A1
The invention relates to a swashplate machine (1) as an axial piston pump (2) and/or axial piston motor (3), comprising a cylinder drum (5), which is supported in a rotatable or rotating manner about an axis of rotation (8) and which has...  
WO/2014/187531A1
A method for coating a pump component (23, 31), in particular a part of an axial piston pump (7), said method having the steps of: providing a blank of the component (23, 31); providing at least one recess in the blank; filling a powdery...  
WO/2014/187547A1
The invention relates to a hydraulic pump, in particular an adjustable axial piston pump, having at least one piston (22) which is movable in a reciprocating manner in a longitudinal direction within a pump housing during operation of th...  
WO/2014/187518A1
The invention relates to a joint arrangement (110), in particular for a piston/sliding shoe assembly of an axial piston engine, having a receiving part (142) for receiving a head part (138) which is provided at least partially with a sph...  
WO/2014/186223A1
A shaft sealing mechanism is provided including a first component having a first surface and a second component having a second surface. The first component and the second component are arranged in contact such that the first surface and...  
WO/2014/181737A1
In the present invention, a gap (e) between the inner peripheral surface (1a) of a housing (1) and the outer peripheral surface (4a) of a cylinder block (4) is at a set amount that reduces stirring resistance of hydraulic fluid. As a res...  
WO/2014/135883A3
An axial piston pump having a swash plate arranged for rotation about a rotational axis and having a cam surface, and a pumping mechanism driven by rotation of the cam surface, the pumping mechanism comprising at least one piston that is...  
WO/2014/174776A1
In the present invention, a piston (61) is provided to a hydraulic rotator (72) that is used as a pump or a motor and in which in the circumferential direction thereof a plurality of the pistons (61) are disposed at a cylinder block (9) ...  
WO/2014/171178A1
The front-edge end part of a piston (5) has crowning with a 1.2-order to 2.5-order curved line, such that the length of the end part is 10-80% of the length of a cylindrical part (20) and the height is 10-160% of a clearance. The rear-ed...  
WO/2014/170105A1
The invention relates to a piston pump (24), in particular high-pressure fuel pump, having a cylinder liner (32) and at least one coupling element (46, 48), which is fastened to the cylinder liner (32), for the retention of a valve devic...  
WO/2014/167399A1
A water spraying apparatus having water saving function, comprising: a pressurized motor (1) and a nozzle. Wherein, a part of said pressuring motor (1) is embedded into a water pipe. Said pressuring motor (1) is provided with a rotation ...  
WO/2014/166691A1
The invention relates to an axial piston machine having pistons which are guided so as to be movable back and forth in a substantially axial direction in cylinder chambers of a cylinder, and having a pivot cradle (28) which is pivotable ...  
WO/2014/162083A1
A hydraulic pump with double direction of rotation comprises axial pistons bearing against a swash plate, the pump comprising a cylinder head comprising two chambers intended to be connected respectively to a high-pressure circuit and to...  
WO/2014/156532A1
In this pump discharge flow rate control device, the discharge flow rate of a variable displacement pump is controlled to decrease in response to increases in the control pressure which is adjusted by means of a regulator, and this pump ...  
WO/2014/154463A1
The invention relates to an axial piston machine (21) having a pivot cradle and having pistons (25) which are guided so as to be movable back and forth in a substantially axial direction in a cylinder (23), wherein the pistons (25) are c...  
WO/2014/158070A1
A hydraulic pump assembly comprises a rotatable piston drum (20) with at least one centrifugal lever (23) pivotally attached thereto for radial movements between radial flanges (20') under the action of centrifugal force at rotation of t...  
WO/2014/156547A1
An opposed-swash-plate-type liquid pressure rotary machine in which first and second pistons which project from both ends of a cylinder block move back and forth inside the cylinder and follow, respectively, first and second swash plates...  
WO/2014/156548A1
A piston motor equipped with: a bush which has a curved-plate shape and slides along the rear surface of a swash plate for tilting; an intake/exhaust channel formed in a casing and extending from the piston to the swash plate, and having...  
WO/2014/156539A1
An opposed swashplate-type piston motor in which a first piston and a second piston protruding from both ends of a cylinder block reciprocate in conjunction with a first swashplate and a second swashplate, respectively, said piston motor...  

Matches 451 - 500 out of 10,582