| Patents for F15B 15 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith (21,171) |
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| 01/17/1991 | DE4020288A1 Slit type power cylinder - has longitudinal groove in wall to receive anchor plate which enables cylinder adjustment |
| 01/17/1991 | DE3922280A1 Pressure cylinder of low friction and simple construction - comprising strip connecting piston with pressure part, cover having chamber and seals compressed by loop of elastic polymer |
| 01/16/1991 | EP0407908A2 Position measuring device |
| 01/15/1991 | US4984509 Multistage cylinder actuator |
| 01/15/1991 | US4984508 Piston drive |
| 01/11/1991 | CA2020139A1 Power transmission |
| 01/10/1991 | WO1991000407A1 Pneumatic door operator having novel pneumatic actuator and lock |
| 01/10/1991 | DE3921101A1 Swivel drive for adjustment of stopcock - involves engagement of pinion by rod with toothed section |
| 01/10/1991 | DE3920293A1 End position damping for piston-cylinder aggregate - involves partial obstruction of flow channel by closure member |
| 01/10/1991 | DE3917777A1 Linear unit for industrial robot - incorporates method of adjusting piston stroke range |
| 01/09/1991 | EP0406772A2 Apparatus for generating test loads |
| 01/09/1991 | CN2069048U Hollow pretightening device for oil cylinder |
| 01/08/1991 | US4982680 Hydraulic actuator |
| 01/08/1991 | US4982652 Fluid operated actuator with recessed position sensor and recessed end cap fastener |
| 01/03/1991 | DE4027200A1 Arrangement for measuring position of moving body - has measurement body moving between short circuit tube and body of main magnetic circuit |
| 01/02/1991 | EP0404892A1 Controllable driving mechanism with actuator, and seal for this driving mechanism |
| 01/01/1991 | US4981070 Multi-part piston for servomotor |
| 01/01/1991 | US4981069 Cylinder locking device |
| 12/26/1990 | CN2068168U Fixed joint non-rod zipper type cylinder |
| 12/20/1990 | DE3919509A1 Proportional electromagnetic activator - has linear motion combined with limited rotation of armature |
| 12/18/1990 | US4978820 Device for detecting the position of a member movable inside a stationary member |
| 12/13/1990 | WO1990015255A1 Telescopically extensible pneumatic piston/cylinder units |
| 12/13/1990 | DE3918400A1 Rotary hydraulic actuator especially for robot application - has reciprocating piston with pin engaging helical cam slot in coaxial drive shaft |
| 12/11/1990 | US4976191 Elastically deformable fluid actuator |
| 12/04/1990 | US4974497 Hydraulic muscle terminator with bleed seal |
| 11/29/1990 | WO1990014520A1 Piston sealing and dampening device |
| 11/28/1990 | EP0399991A1 Process and device for controlling the movement of a hydraulically actuated valve |
| 11/27/1990 | US4973027 Jack |
| 11/27/1990 | US4972763 Impact absorbing shield for industrial cylinder and method of using same |
| 11/22/1990 | EP0398012A2 Working cylinder with a sensor for the determination of the position of the piston |
| 11/20/1990 | US4971846 Thermoplastic cylinder and process for manufacturing same |
| 11/20/1990 | US4970944 Rotary actuator |
| 11/15/1990 | WO1990013747A1 Hydraulic drive |
| 11/14/1990 | EP0397389A1 Air Cylinder |
| 11/14/1990 | EP0396907A1 A positioning device |
| 11/13/1990 | US4969390 Rod locking device |
| 11/13/1990 | US4969389 Multisection hydraulic drive unit with single piston rod |
| 11/13/1990 | US4969388 Piston-cylinder device to be powered by a pressure fluid |
| 11/13/1990 | US4969274 Displacement measuring and remote control apparatus with a sheave and a flexible belt |
| 11/08/1990 | DE3914601A1 Braking system for piston rod - makes use of conical sleeves and plate springs |
| 11/07/1990 | EP0395915A2 Working cylinder without piston rod |
| 11/06/1990 | US4967702 Fast acting valve |
| 11/01/1990 | WO1990012964A1 Actuator end stop arrangement |
| 10/31/1990 | EP0395506A1 Brake with automatic gap-adjusting and wear-adjusting device |
| 10/31/1990 | EP0395461A1 Vacuum-assisted servo motor |
| 10/31/1990 | EP0395420A2 Electro-hydraulic actuator |
| 10/31/1990 | DE3914150A1 Position cylinder with five-way spool valve - incorporates connecting channels to control plate |
| 10/31/1990 | CN1010243B Differential hydraulic jack with damping system for control of electric circuit-breakers |
| 10/25/1990 | DE3913009A1 End position locking system - is for pneumatic cylinder and makes use of positive contact radially displaceable bolt |
| 10/23/1990 | US4964273 Subplate-mounted control valves in convertible oscillator drive system |
| 10/18/1990 | WO1990012213A1 Fluid-actuated device |
| 10/18/1990 | WO1990011901A1 Actuating mechanism |
| 10/17/1990 | EP0391940A1 A cylinder device |
| 10/10/1990 | EP0391294A1 Coating piston rods of hydraulic steel cylinders |
| 10/10/1990 | CN1046027A Hydraulic rotating power cylinder |
| 10/09/1990 | US4961372 Closing mechanism for an injection molding machine |
| 10/04/1990 | DE3938611A1 Hydraulic servo control with swivel blades - involves provision of three pressure chambers axially in-line |
| 10/04/1990 | DE3909904A1 Actuating cylinder, in particular for brakes, clutches or the like |
| 10/03/1990 | CN1009853B Hydraulic jack with control system of position of piston |
| 10/02/1990 | US4960037 Apparatus in pressurized fluid cylinders not having piston rods |
| 10/02/1990 | US4960007 Cam-helical actuator with backlash elimination |
| 10/02/1990 | CA1274815A1 Spring-return type actuator |
| 10/02/1990 | CA1274749A1 Fluid actuator including a composite piston rod |
| 09/30/1990 | CA2012397A1 Close-coupled piston cylinder manifold block assembly |
| 09/27/1990 | DE3909370A1 Double-acting telescopic cylinder with mechanical retraction |
| 09/26/1990 | EP0388586A1 Pressure-fluid actuator |
| 09/26/1990 | EP0388578A2 Fluid operated actuating and control drive |
| 09/25/1990 | US4958495 Hydraulic differential cylinder |
| 09/20/1990 | WO1990010796A1 Hydraulically, pneumatically or mechanically driven power unit |
| 09/19/1990 | CN1045447A Sub-sea valve actuator |
| 09/18/1990 | US4957193 Actuating cylinder having mechanical advantage |
| 09/18/1990 | CA1274149A1 Self-locking hydraulic pivot device for interconnecting a support cage to a boom |
| 09/18/1990 | CA1274148A1 Rotational working cylinder |
| 09/13/1990 | DE3907944A1 Actuating device with a cylinder and a piston guided in the cylinder |
| 09/13/1990 | DE3907780A1 Brake device for a piston rod |
| 09/12/1990 | EP0387205A2 Sub-sea valve assembly |
| 09/12/1990 | EP0387012A1 Fluid pressure actuator |
| 09/12/1990 | EP0386598A1 Fluid operated rotary actuator |
| 09/11/1990 | US4955282 Uniform flow hydraulic system |
| 09/11/1990 | US4955245 Gas spring for actuator |
| 09/09/1990 | CA2011069A1 Fluid pressure actuator |
| 09/06/1990 | DE3937233A1 Pressure medium ram without piston rod |
| 09/06/1990 | DE3910001A1 Device for fixing an elongated construction element displaceable in its longitudinal direction |
| 09/06/1990 | CA2011459A1 Fluid operated rotary actuator |
| 09/05/1990 | EP0385188A1 Pressure fluid actuator |
| 09/05/1990 | EP0384948A1 Cylinder for a piston-cylinder-unit |
| 09/05/1990 | CN2061627U Multiple cavity oil cylinder |
| 09/04/1990 | US4953988 Linear guide apparatus with clamp device |
| 09/04/1990 | CA1273547A1 Hydraulic cylinder |
| 08/30/1990 | DE3933704C1 Liq. or gas regulating valve setter - has hydraulic cylinder acting against return spring |
| 08/29/1990 | EP0384032A1 Fluid-pressure actuator |
| 08/28/1990 | US4952916 Power transmission |
| 08/28/1990 | US4951552 Locking cylinder |
| 08/23/1990 | WO1990009563A1 Actuating drive |
| 08/23/1990 | DE4002558A1 Simple hydraulic cylinder assembly - has end pieces fitted in length of tube with ends compressed into grooves |
| 08/23/1990 | CA2010624A1 Working cylinder and tension member therefor |
| 08/22/1990 | EP0382718A1 Hydraulic slow and reversible motor, with high specific work |
| 08/21/1990 | US4950138 Spiral displacement machine with flexible eccentric guide arrangement |
| 08/21/1990 | US4949936 Actuator for actuating valves |
| 08/15/1990 | CN2060487U Cylinder with the unloading structure |