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Patent Searching and Data


Matches 801 - 850 out of 6,334

Document Document Title
WO/2005/003570A1
The invention relates to a hydraulic accumulator, especially a piston-type accumulator, comprising an accumulator housing (10) as well as at least one gas chamber (12) that is arranged therein and a fluid chamber (14) which are separated...  
WO/2004/113698A1
The invention relates to a fluid cooling device in the form of a modular unit comprising a drive motor (10) which drives a ventilation wheel (12) which can be rotated in a ventilation housing (28). At least one fluid can be conveyed from...  
WO/2004/113141A1
The invention relates to a piston-type accumulator comprising an axially displaceable piston (8) in a housing bore (5) and a seal (4) which is disposed between the piston (8) and the housing bore (5). Said seal is fixed inside the housin...  
WO/2004/111465A1
The invention provides a molding machine and a molding method which are capable of reducing a load imposed on an oil pressure supply source and reducing energy consumption. The molding machine comprises an actuator driven by being suppli...  
WO/2004/109166A1
The inventive sliding valve (8) comprises a slide (18), which is mounted in a manner that enables it to move transversal to the passage channel (11). This valve is provided with an asymmetrical design whereby enabling the pressure prevai...  
WO/2004/104417A1
A device for the pneumatic operation of a tool, comprising a generally closed pressure fluid circuit (2), at least one compressor (5), for increasing the pressure of the pressure fluid in the circuit, said compressor (5) having an inlet ...  
WO/2004/104427A1
A hydraulic system for a work machine, such as a tractor-mounted front loader, comprises a flow control valve (17) having a valve housing (18) with an internal passageway system (S) for conveying hydraulic fluid through the valve, line p...  
WO/2004/102009A1
An accumulator capable of escaping a pressure even if the pressure is entrapped in a seal mounting part (seal lower part) to prevent the mounted state of the seal from becoming unstable and the seal from coming out of the seal mounting p...  
WO/2004/085853A1
The invention relates to a piston-type accumulator comprising an accumulator housing provided in the form of a cylinder tube (1), inside of which a separating piston (15), which separates two working spaces (5) and (6) from one another, ...  
WO/2004/081388A1
A piston-type accumulator comprises: a) an accumulator housing provided in the form of a cylinder tube (1) made of magnetizable material, which defines an axial direction of the housing; b) a piston (3), which can be axially displaced ov...  
WO/2004/081350A1
The invention relates to a hydraulic actuator (26) wherein movement of a control element (58) of the actuator (26) is brought about by the fact that a working chamber (60) of the actuator (26) can be connected by means of a valve device ...  
WO/2004/081389A1
The invention relates to a hydraulic accumulator comprising: a) an accumulator housing (1) consisting of a non-magnetisable material and defining an axial direction of the housing; b) a separating element (9) that can be axially displace...  
WO/2004/074693A1
Disclosed is a storage device, preferably a diaphragm accumulator, comprising an accumulator housing (7, 13) in which a dividing element, preferably in the form of a diaphragm (5), separates a first working chamber, especially a gas rese...  
WO/2004/071929A1
Damping device (5) for a hydraulic system of a working machine, for damping pressure oscillations in the hydraulic system including a hydraulic cylinder (1), said damping device having a first accumulator (6), having a first preloading p...  
WO/2004/070210A1
The invention relates to a suspension device for at least one drive part (10) that is to be cushioned. Said part can be connected to an accumulator device (12) by means of a first valve unit (28) and to a tank connection (46) by means of...  
WO/2004/067968A1
The invention relates to a method for producing piston-type accumulators comprising an accumulator housing (10) and a separating piston which can be displaced in a longitudinal direction inside the accumulator housing (10) and separates ...  
WO/2004/048785A1
An accumulator (ACC) in which a container main body (1) and a closure member (5) are screw−joined together. A reverse−buttress internal thread or an internal thread having an included angle of 90 degrees is used as an internal thread...  
WO/2004/040065A1
Disclosed is a damping device, particularly for cable-supported structures such as cable-stayed bridges, stadium roofs, and guyed towers comprising a differential cylinder, two hydraulic machines (22, 24), and an electric motor (26). One...  
WO/2004/038230A1
The invention concerns a hydraulic accumulator comprising a piston (3) capable of moving in an accumulator housing (1) in the axial direction thereof, and separating a gas side (5) from a liquid side (7) of the accumulator housing (1). G...  
WO/2004/038231A1
The invention relates to a hydraulic accumulator comprising a piston (3), which can move inside the accumulator housing (1) in the axial direction thereof and which separates a gas side (5) from a fluid side (7) of the accumulator housin...  
WO/2004/036056A1
A hydraulic apparatus (10), characterized by comprising a hydraulic pump driven by a drive source (14), a hydraulic pump/motor (52) driven by the hydraulic oil discharged from the hydraulic pump and flowing through an oil passage (50), a...  
WO/2004/013495A1
The invention relates to a hydropneumatic pressure reservoir, comprising a pressure chamber with two chambers separated by a separating wall, of which the first chamber is filled at a pressure and the second chamber is connected to a hyd...  
WO/2004/011813A1
A method of and device for determining the position of a dividing piston (8) in an accumulator (1), the dividing piston (8) being magnetized by at least one magnetizing coil (22), and that the magnetic field of the dividing piston (8) is...  
WO/2004/005725A1
The invention relates to a hydraulic accumulator, particularly a bladder accumulator, comprising a gas inlet body (12), which can be connected to parts of the accumulator housing (10), and which comprises at least one contact surface (28...  
WO/2004/005726A1
The invention relates to a hydraulic reservoir in particular a membrane reservoir, with a gas inlet body (12) which may be connected to parts of the reservoir housing and which comprises at least one mounting surface (28) for an elastica...  
WO/2004/003393A1
Disclosed is a fluid-technical device such as a working cylinder and a reservoir, particularly a hydraulic accumulator, preferably a piston-type accumulator, comprising a housing which defines a longitudinal axis (9) and is provided with...  
WO/2004/003392A1
Disclosed is a hydraulic accumulator, particularly a piston-type accumulator, comprising an accumulator housing (1) which defines a longitudinal axis (9) and is provided with an opening that is concentric with the longitudinal axis (9) a...  
WO/2003/101881A1
The control method of a hydraulic apparatus whose cylinder is able to come to a desired work position iteratively uses hydraulic control members which control a high-pressure accumulator communicated to the chamber with piston-rod of a h...  
WO/2003/100262A1
A metal bellows accumulator (A), wherein a metal bellows unit (13) is installed in a pressure space (11) formed in a main shell (12), fixed to one end wall (12b) of the main shell (12) at one end thereof, and divides the pressure space (...  
WO/2003/095845A1
Hydraulic systems (1) generally comprise expansion hose lines and other damping elements (21, 22) which are provided with one or several serially connected hose chambers according to the generated pressure pulsation. The damping measures...  
WO/2003/093680A1
THIS INVENTION RELATES TO A FLUID ACCUMULATOR COMPRISING A WALL (2) ENCOMPASSING A RESERVOIR (1) FOR RECEIVING THE FLUID, PART OF THE WALL BEING ELASTICALLY DEFORMABLE. THE WALL (2) OF THE FLUID ACCUMULATOR COMPRISES A FIRST WALL PORTION...  
WO/2003/089794A1
A hydraulic accumulator (A) detachable from a support body, comprising, therein, a fluid chamber (R2b) having a specified volume in the state of not accumulating working fluid therein and allowed to communicate with a fluid inlet (Pi) an...  
WO/2003/087576A1
Disclosed is a hydraulic pump for a power-assisted steering system, comprising an outer housing (10), a pump housing (14), and a motor housing (16). The outer housing (10) is used as a reservoir for the hydraulic fluid that is to be pump...  
WO/2003/087584A1
Disclosed is a hydro damper for absorbing pressure oscillations and/or acoustic vibrations in systems which are operated by means of pressurized fluids. The inventive hydro damper is provided with a housing (1) having a leading dimension...  
WO/2003/084704A1
The invention relates to a device for applying a working force to a workpiece, using a working cylinder (92). Said device comprises a working piston (9), an actuation chamber that can be supplied with a hydraulic medium, a recirculation ...  
WO/2003/085270A2
The invention relates to a hydraulic accumulator, preferably a membrane accumulator, in particular for damping pulsations in fluid circuits, comprising an accumulator housing (12), with at least one inlet (14) and an outlet (16) for the ...  
WO/2003/072315A1
A working robot, which is able to perform a required operation by locating a tool on a working position of a moving object, comprises a robot body moving with the object according to the movement of the object with more than one degree o...  
WO/2003/066425A1
A method for offshore load transfer and a floater for use in such load transfer are described. A hydraulic device for use in a horizontal positioning system for keeping the floater in position is also described. During the mounting and d...  
WO/2003/064862A1
An accumulator (1) comprising a housing (2) constructed by welding a piping connection member (7) to the end plate part (9) closing one axial direction, characterized in that a fitting hole of the piping connection member at the end plat...  
WO/2003/062647A1
A hydraulic fluid reservoir (10, 10', 10'', 10''') comprises a body (12, 12', 12'' 12''') defining a variable volume chamber having one end portion movable with the level of fluid in the chamber. A biasing member (18, 18', 18'', 18''') a...  
WO/2003/053756A1
The invention relates to a method and device for monitoring a brake system for motor vehicles, comprising an electronic controlling and regulating unit (16) in addition to a hydraulic pressure accumulator (21), which serves as an auxilia...  
WO/2003/052277A1
A hydraulic system (10, 50, 60), particularly for use in a work machine (12), is provided with a hydraulic pressure source. A hydraulic transformer (18) has an inlet (34, 40, 74) and an outlet (36, 42, 76), with the inlets (34, 40, 74) b...  
WO/2003/048627A1
A hydraulic accumulator (14) is equipped with a novel shut-off valve. The shut off-valve includes a valve body (21) having a cylindrical hollow with a valve seat (37) surrounding one end. The main piston (24) including a piston head has ...  
WO/2003/040575A1
A hydraulic device with a housing (41) inside which is a space (42) containing hydraulic fluid and an air volume. A breather assembly (1, 60, 80) is further provided, having a breather duct (5) extending between the outside atmosphere an...  
WO2001096742B1
The invention relates to a portable hydraulic pump unit (1) comprising a housing (2), a pump (5), a drive motor (6) for the pump (5), in particular in the form of an electric drive motor, in addition to a reservoir (13) for hydraulic flu...  
WO/2003/038288A1
The invention relates to a piston-type accumulator for motor vehicle braking systems, comprising a housing (1) provided with a pressure medium connection (13), a piston (9) which is slidingly arranged in a housing (1) and which separates...  
WO/2003/033916A1
The invention relates to a piston-type accumulator comprising a housing (1) that has a hydraulic fluid connection (2), a piston (9) with a gliding motion, which is located in the housing (1) and separates a fluid chamber (3) from a gas c...  
WO/2003/033915A1
Disclosed is a pressure medium reservoir comprising a housing (1) whose inner area is divided by means of a media separation element (2) into two chambers (3,4), said first chamber (3) being filled with a gas and said second chamber (4) ...  
WO/2003/027624A1
A pressure indication device including a housing with an opening in communication with a pressure vessel, a plunger (72) moveable in the housing between a pressurized position and a non-pressurized position, a seal (80) between the openi...  
WO/2003/027045A2
Systems and methods involving monopropellant and hypergolic powered proportional actuators that may be used in applications such as robotics. A blowdown tank (10) delivers fuel to a reaction site, produce gaseous products. Those gaseous ...  

Matches 801 - 850 out of 6,334