Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 22,977

Document Document Title
WO/2018/069128A1
The invention relates to a hydromechanical blocking cylinder (10) comprising a piston (22) which can be hydraulically actuated in a cylindrical tube (112) and a threaded portion (23) of which engages a threaded portion (31) on a spindle ...  
WO/2018/070881A1
A pneumatic or hydraulic mechanism has a housing defining a piston chamber and having a fluid inlet port. A piston is slidable in the piston chamber. The piston partitions the piston chamber into a front chamber and a rear chamber. The p...  
WO/2018/067708A1
The subject matter of this specification can be embodied in, among other things, a rotary actuator that includes a housing defining an arcuate chamber comprising a cavity, a fluid port in fluid communication with the cavity, and an open ...  
WO/2018/065007A1
The invention relates to an actuator having a housing which has a housing inner chamber, a drive unit and a piston-cylinder unit and a pressure medium reservoir being located in the housing inner chamber. The piston-cylinder unit has a c...  
WO/2018/065670A1
The invention concerns an arrangement for controlling a hydraulic actuator (10) in a working device (42), which arrangement includes one or more hydraulic actuators arranged to drive a moving work element (43) belonging to the working de...  
WO/2018/066918A2
A flapping flight device according to the present invention is a flight device having at least one wing on each of the left and right sides of a fuselage so as to make a relative movement with regard to the fuselage by means of a driving...  
WO/2018/054939A1
The invention relates to an accumulator comprising: - a housing; - a piston arranged in the housing and movable in an axial direction, wherein the piston seals on the inner wall of the housing and divides the housing in a first fluid tig...  
WO/2018/056037A1
A cylinder main body (36, 136) of a fluid pressure cylinder (20, 20A, 120, 120A) includes: a switch valve (24, 124), a check valve (30, 130), a flow path (60, 62, 64, 68, 80) communicating a high pressure air supply source (26, 126) with...  
WO/2018/046277A1
The invention relates to an actuator, in particular for raising a vehicle hood (20) of a motor vehicle (2), comprising a gas generator (10), a holder (13), and a piston (11), which is mounted against the holder (13) and can be moved rela...  
WO/2018/046305A1
The invention relates to a rotor arresting device (1, 1') for a wind turbine (100), to a wind turbine and to a method for arresting and for moving a rotor (106) of a wind turbine. In particular, the invention relates to a rotor arresting...  
WO/2018/041391A1
The invention relates to a tamping unit for tamping cross-ties of a track, comprising pairs of two tamping tools lying opposite each other, which are moved toward and away from each other by a closing drive (7), wherein a distance-measur...  
WO/2018/043572A1
Provided is a fluid pressure actuator which can surely prevent operational failures caused by a tube and a sleeve coming out from a sealing member even when a high pressure is applied such as in hydraulic driving. The fluid pressure actu...  
WO/2018/045323A1
Various implementations include a linear actuator that provides controllable depressurization of the actuator and is tunable to the specifications set by the vehicle manufacturer. The linear actuator includes a housing and a piston and p...  
WO/2018/039791A1
A hydraulic system includes two or more linear hydraulic actuators and is operable in, and is switchable between, a hydrostatic operating mode and a non-hydrostatic operating mode.  
WO/2018/038282A1
The present invention relates to a hydraulic cylinder device and, more particularly, to a hydraulic cylinder device which can prevent an operation delay caused by not obtaining a sufficient hydraulic area for an initial operating pressur...  
WO/2018/034534A1
The present invention relates to a check valve for discharging air which selectively discharges air and a hydraulic fluid, and to a hydraulic actuator for a power plant, having the check valve. The check valve for discharging air accordi...  
WO/2018/034536A1
The present invention relates to a valve assembly for discharging air which selectively discharges air and a hydraulic fluid, and to a hydraulic actuator for a power plant, having the valve assembly. The valve assembly for discharging ai...  
WO/2018/029701A1
An Internal Combustion Engine that manifests as an Internal Reciprocal Engine incorporates two different Fluid Chambers namely Fluid Chamber 1 and Fluid Chamber 2 where the Fluid Chamber 1 receives its input force from a Piston to transf...  
WO/2018/029436A1
A method of manufacturing a tubular component comprising rough machining the exterior surface of a solid billet (1) to reduce the size thereof and form at least a first radially extending flange (3) and a second radially extending flange...  
WO/2018/030013A1
A hydraulic fluid cylinder (10A) is equipped with a cylinder tube (12), a piston unit (18), and a piston rod (20). The piston unit (18) has a piston body (38) provided with a gasket-mounting groove (36). A gasket member (33) is mounted i...  
WO/2018/030012A1
A hydraulic fluid cylinder (10A) is equipped with a cylinder tube (12), a piston unit (18), and a piston rod (20). The piston unit (18) has a piston body (38) comprising a plurality of members and provided with a gasket-mounting groove (...  
WO/2018/029019A1
The at least one electrohydraulic drive unit (6) of a machine tool having a tool which can be moved up and down comprises an upright, double-acting hydraulic cylinder/piston arrangement (7) with a piston (13) which projects downwards out...  
WO/2018/030014A1
A hydraulic fluid cylinder (10A) is equipped with a cylinder tube (12), a piston unit (18), and a piston rod (20). The piston unit (18) has a gasket (34) and a piston body (38) comprising a plurality of members and provided with a gasket...  
WO/2018/025072A1
A position actuator includes a cylinder housing forming a fluid chamber having a first portion and a second portion, a movable main piston disposed in the cylinder housing between the first portion and the second portion, and a piston ro...  
WO/2018/027194A2
The subject matter of this specification can be embodied in, among other things, a fluid actuator including a housing defining a first chamber having a first cavity and a first open end, a first piston assembly including a tubular first ...  
WO/2018/027196A2
The subject matter of this specification can be embodied in, among other things, a multi-axis rotary actuator that includes a first rotary piston actuator configured to controllably actuate a first pivotal joint between a first linkage t...  
WO/2018/019319A1
The invention relates to a piston unit of a hydraulic cylinder, comprising a piston rod (1), a piston (2), and a plurality of cylinder molded bodies (3), wherein along an outer periphery, the piston rod (1) has a first radial groove (4),...  
WO/2018/019328A1
The invention relates to a piston-cylinder unit, in particular a slave cylinder (9) of a disengagement system for a clutch system or brake system of a motor vehicle, comprising a housing (12), which is arranged concentrically around a tr...  
WO/2018/020595A1
[Problem] To provide a fluid pressure cylinder device provided with a stroke end detecting function with high durability and reliability. [Solution] In a hydraulic cylinder device provided with a stroke end detecting function, a stroke e...  
WO/2018/014996A8
The invention relates to a tensioning cylinder device, comprising a housing (2) and and at least partly longitudinally movable piston-rod unit (30, 34) arranged therein, and comprising a compensating element in the form of a bellows body...  
WO/2018/015022A1
The invention relates to a hydraulic flight control actuator, comprising a piston-cylinder device, which has a piston and a cylinder, and comprising a double seal device, which has at least one primary seal (1) and at least one piston ri...  
WO/2018/014680A1
A clutch disengagement system and a clutch slave cylinder. The clutch slave cylinder (1) comprises: a cylinder (2), a piston (3), and a stopper (4) disposed at the cylinder (2). The cylinder (2) is provided with a ring-shaped pressure ca...  
WO/2018/014996A1
The invention relates to a tensioning cylinder device, comprising a housing (2) and and at least partly longitudinally movable piston-rod unit (30, 34) arranged therein, and comprising a compensating element in the form of a bellows body...  
WO/2018/011240A1
A joining head (101; 1011) for the joining of a joining element (12) to a workpiece (14), wherein the joining head (101; 1011) has a fluid cylinder (16) that acts in an axial direction for actuating a loading pin (18), wherein the fluid ...  
WO/2018/010760A1
A fluid-actuated diaphragm drive (2) and a valve arrangement (1) which is equipped therewith are proposed, wherein the diaphragm drive (2) has a drive housing (5) with two drive housing parts (15, 16) which are attached to one another ax...  
WO/2018/012662A1
A pressure-compensated load transfer device (1) according to the present invention comprises: a plate (24) having a first shaft (10) vertically installed on one side thereof and a second shaft (14) vertically installed on the other side ...  
WO/2018/010886A1
The invention relates to an operating unit (10) for a fluid-operated diaphragm actuator, the unit consisting of a drive diaphragm (5), two retaining elements (43, 44) flanking the drive diaphragm (5) on opposite sides and an output rod (...  
WO/2018/008788A1
A link-type fuel-saving automated clutch system according to the present invention comprises: a frame (10); a pneumatic actuator (20) incline-adjustably coupled to the frame (10); a displacement sensor part (30) connectively coupled to t...  
WO/2018/008120A1
This output apparatus (1) outputs motion in the axial direction with respect to an integrally assembled operation device (2), and is provided with: an actuator (18) that generates the motion in the axial direction; a connection rod (17) ...  
WO/2017/220202A1
The invention relates to a method for manufacturing a lightweight piston rod unit or shaft comprising a rod (20) that is drilled hollow as a deep hole (21) is drilled into the rod shank, whereupon the opening created in the rod is closed...  
WO/2017/221524A1
[Problem] To provide a speed controller that can be attached to a fluid pressure cylinder in a compact manner. [Solution] A bulb body (11) of the speed controller has: a main body (12) that extends along a first axis (L1); and a fitting ...  
WO/2017/220202A9
The invention relates to a method for manufacturing a lightweight piston rod unit or shaft comprising a rod (20) that is drilled hollow as a deep hole (21) is drilled into the rod shank, whereupon the opening created in the rod is closed...  
WO/2017/223158A1
An electro-hydraulic actuator includes a housing having an interior portion a first opening and a second opening, a transducer is arranged in the interior portion. The transducer includes a sensor operatively coupled to a signal source a...  
WO/2017/217016A1
[Problem] To provide a highly durable thermoactuator equipped with a lock function and capable of smoothly locking a retainer while the retainer is lifted. [Solution] A guide body 11 for supporting a retainer 15 is equipped with a cylind...  
WO/2017/215631A1
A hydraulic cushioning device is disclosed pertaining to the field of hydraulic parts. A signal device (X) is installed at a position close to an end of a cylinder stroke to control movement of slide valves (12, 18, 12a, 12b, 12c, 12d, 1...  
WO/2017/213571A1
A carrier comprising a hydraulic cylinder having a piston, a controller and a piston position sensor, wherein the carrier is arranged to carry an accessory through the use of the hydraulic cylinder and wherein the controller is configure...  
WO/2017/208674A1
This position detecting device includes a first bridge circuit 31 which outputs a SIN signal in accordance with the movement of a magnet moving in a magnetization direction, and a second bridge circuit 32 which outputs a COS signal. A re...  
WO/2017/208514A1
Provided are a formwork group transfer method and transfer device with which it is possible to maintain a constant gap between formworks without being affected by thermal expansion of the formwork. This transfer method involves sandwichi...  
WO/2017/200212A1
The present invention relates to a linear hydraulic actuator comprising: a housing having an inner space in which fluid can be accommodated; a piston formed so as to reciprocate in a longitudinal direction by receiving pressure from the ...  
WO/2017/198420A1
The invention relates to a piezohydraulic actuator (1) which is formed as a system having four chambers, wherein a first chamber is a drive bellows (3) which is movable by a piezo actuator (5) and which is filled with a hydraulic fluid (...  

Matches 1 - 50 out of 22,977