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| Number | Title | Issue Date |
| 7076314 | Precision positioning device and processing machine using the same A precision positioning device comprises a hydraulic cylinder extending along the vertical direction and a piston member accommodated in the cylinder. The inside of the cylinder is divided into two chambers by a piston head of the piston member. A hydraulic circuit ... | 07/11/2006 |
| 7063019 | Assemblies including extendable, reactive charge-containing actuator devices An assembly including a support housing and an actuator device. The actuator device includes an extendable initiator cup including at least one non-random fold and at least in part defining a storage chamber containing a reactive charge reactable to produce reaction... | 06/20/2006 |
| 6907817 | Linear actuator A linear actuator having a low profile and a long stroke is provided. The actuator includes a housing integrally connected to a telescoping piston. The piston may be extended by a fluid such as inflation gas provided by an inflation gas generator in fluid communicat... | 06/21/2005 |
| 6170728 | Drive wheels for an apparatus performing a work operation on strip material An apparatus for performing a work operation on sheet material includes a plurality of drive wheels for driving the sheet material in cooperation with a plurality of pinch rollers along a feed path. Each of the drive wheels includes a drive surface having... | 01/09/2001 |
| 6116385 | Dual force range TMX cylinder using an air bag actuator An air bag actuated brake cylinder assembly for a railway vehicle braking system is provided which comprises a cylindrical casing engaged with the railway vehicle braking system including a hollow piston assembly having a piston rod assembly attached ther... | 09/12/2000 |
| 5845879 | Inflatable conformable fuel tank The invention discloses a deployable, inflatable conformable fuel tank assembly constructed to be installed at a certain location on an aircraft and to be retained at that certain location throughout the entire flight operation of the aircraft. The fuel t... | 12/08/1998 |
| 5718160 | Positioning device A positioning device having a high rigidity and smooth positioning characteristics. The positioning device holds a piston formed integrally with a table within a cylinder and has pressure-adjusting elements in two pressurizing chambers in the cylinder par... | 02/17/1998 |
| 5174118 | Fluid pressure-responsive unit The fluid pressure-responsive unit of the invention defines a chamber formed of a base plate, a top plate and a heat-exchange bellows sidewall joining the two plates. Relative movement of the plates is controlled by springs and guiding cylinders within th... | 12/29/1992 |
| 5154108 | Compact metallic bellows A compact metal bellows preferably for converting pressure changes into lar motion, has alternating inner and outer welds accomplished by a laser weld technique. An inner weld fixture is provided for deflecting a portion of the bellows away from the very... | 10/13/1992 |
| 4928589 | Squeeze roll and actuator assembly utilizing inflatable bags A differential pressure actuator includes two fluid containing bags mounted on opposite sides of a support bar, and one of the bags is coupled to a load by a plate at the side of the bag opposite the bar. The other bag is also coupled to the load by a sec... | 05/29/1990 |
| 4597475 | Universally movable suspension member The invention relates to a universally movable suspension member for a direction indicating display system, especially for a gyro system (2), in which a bellows unit (1) is provided between a revolving disk (3) and the gyro system (2). The suspension memb... | 07/01/1986 |
| 4482040 | Hydraulic release arrangement for vehicle clutches The invention relates to an hydraulic release arrangement for vehicle clutches or the like and consisting of an annular cylinder axially expanding in the application of the clutch and a release bearing that is affixed to the annular cylinder without speci... | 11/13/1984 |
| 4442957 | Fluid injector devices An antifreeze injector device for compressed air braking systems has a closed compressible bellows or compensatable rubber cylinder, the inside of which communicates with liquid to be injected and the exterior of which is subject to actuation pressure. Th... | 04/17/1984 |
| 4058018 | Pressure compensated flexible bellows A pressure compensated flexible extensile and retractile elongated tubular bellows having opposite ends arranged to be sealingly connected with members operatively movable towards and away from each other, and in which the bellows has a wall structure for... | 11/15/1977 |
| 4031986 | Disk brake construction having stamped support A disk brake assembly including a stamped sheet metal integral body having at least one substantially flat side wall with top and end portions projecting from the top and end edges, respectively, of the side wall. An actuator opening is formed in the side... | 06/28/1977 |
| 4011127 | Tire building drum A tire building drum for assembling and shaping green tire carcasses toroidal includes a central drum and side drums with membranes capable of being blown up to shape the tire carcass. Supporting rings are located on opposite sides of the central drum. Th... | 03/08/1977 |
| 3994032 | Drain clearing bellows A collapsable bellows for applying pressure to clear a sink drain is generally an elongated tubular thin-walled rubber or resilient plastic member having a mouth and flange at one end and a closure wall at the other end. The sidewall of the member has a s... | 11/30/1976 |
