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Methods and apparatus for reducing the velocity of a rider in or on an open cockpit vehicle when the rider is thrown from the vehicle.
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| Number | Title | Issue Date |
| 7434392 | Configurable hydraulic system for agricultural tractor and implement combination When different implements are attached to an agricultural tractor, various hydraulic actuators on the implement are operated by connection to the hydraulic system on the tractor. A single hydraulic fluid connector on the tractor has first and second ports with a sep... | 10/14/2008 |
| 7428861 | Valve for hydraulic props of shield-type support frames, and shield-type support frame The invention relates to a valve 120, especially a check valve, for hydraulic plungers (3) of shield-type support frames in underground mining with a valve housing 121 and a switchable valve insert received therein, connections 126-129... | 09/30/2008 |
| 7383681 | Method and apparatus for coordinated linkage motion A hydraulic system is provided. The hydraulic system includes a source of pressurized fluid, a first control valve, a first actuator, a second control valve, a second actuator, and a relief. The first control valve is coupled to the source of pressurized fluid. The ... | 06/10/2008 |
| 7370615 | Variable valve actuator Improved actuators and valve control systems, and methods for controlling actuators and/or engine valves, are disclosed. In addition to the inherent capability of timing control, the ability to provide continuous valve lift or stroke control greatly improves engine ... | 05/13/2008 |
| 7290509 | Variable valve actuator Improved actuators and valve control systems, and methods for controlling actuators and/or engine valves, are disclosed. In addition to the inherent capability of timing control, the ability to provide continuous valve lift or stroke control greatly improves engine ... | 11/06/2007 |
| 7284468 | Blade holder having displacement-dependent spring force compensation A blade holder for cutting machines includes a blade head held on a raising and lowering device and an adjustment mechanism for a circular blade that is held on the blade head. The adjustment mechanism, for the movement of the circular blade between a cutting positi... | 10/23/2007 |
| 7213549 | Variable valve actuator Improved actuators and valve control systems, and methods for controlling actuators and/or engine valves, are disclosed. In addition to the inherent capability of timing control, the ability to provide continuous valve lift or stroke control greatly improves engine ... | 05/08/2007 |
| 7080864 | Apparatus for shipping and storing elongated members A lifting system includes a lifting plate disposed on each end of two lifting frames. Each lifting frame has an upper segment and a lower segment and optionally one or more intermediate segments. Each lifting plate comprises a unitary body that has a lifting eye in ... | 07/25/2006 |
| 7044705 | Load handling machine A load handling machine includes a body, a lifting arm pivotally mounted to the body about a first pivot axis, and a load handling implement pivotally mounted to the lifting arm about a second pivot axis. A first actuator provides movement about the first axis, and ... | 05/16/2006 |
| 7008168 | Implement attachment interface for the coupling of operating implements to a utility vehicle and valve arrangement An implement attachment interface is described, that is used for the coupling of operating implements to a utility vehicle, and that contains six double-acting hydraulic cylinders, that are adjustable in length and which are arranged in the manner of a hexapod betwe... | 03/07/2006 |
| 6968688 | Two-cycle hot-gas engine A two-cycle hot-gas engine comprising an expansion piston in a heatable cylinder member and a compression piston in a coolable cylinder member. The expansion piston and the compression piston are disposed along a common axis. ... | 11/29/2005 |
| 6739130 | Linear actuator The linear actuator comprises two variable-volume chambers (5) containing an operative liquid, each of the chambers (5) being delimited on one side by one of two mobile elements (4), which mobile elements (4) are solidly constrained one t... | 05/25/2004 |
| 6386508 | Actuator having dual piston surfaces A pressurized-fluid-operated actuator has two piston surfaces for providing increased output force. The actuator includes a hollow piston that is divided into two inner chambers by a stationary inner dividing wall that is rigidly connected with a cylinder... | 05/14/2002 |
| 6253549 | Toroidal hydraulic actuator A hydraulic actuator comprised of a toroidal piston within a toroidal enclosure, with differential fluid pressure alternatively applied to upper and lower surfaces of the piston to cause a reciprocating motion, and with plural double ended piston rods ext... | 07/03/2001 |
| 5707201 | Forklift truck side shifter A removable side shifter attachment attachable to the carriage bar of a lift truck has a frame shiftable with respect to the truck. The frame includes a shifter carriage bar for receiving a lift fork. A hydraulic cylinder attached to the truck carriage ba... | 01/13/1998 |
| 5653155 | Method and apparatus for single lever control of multiple actuators A method and apparatus for providing control of multiple actuators with a single control lever is provided. The method and apparatus is adapted for use in an electro-hydraulic system having a microprocessor, multiple actuators, respective electro-hydrauli... | 08/05/1997 |
| 5636713 | Multiple RAM assembly and recuperative drive system for hydraulic lift A multi-stage hydraulic ram assembly for the accumulator drive system of an elevator assembly includes a plurality of piston-cylinder arrangements connected hydraulically in parallel and mechanically in series. The piston-cylinder arrangements are dispose... | 06/10/1997 |
| 5595148 | Hydraulic valve control device The invention relates to a freely activatable hydraulic valve control device for a stroke valve, which valve control device is arranged particularly in an internal-combustion engine. The stroke valve includes a valve stem and a first spring acting on the ... | 01/21/1997 |
| 5579677 | Actuator operating signal sensor A device for sensing actuator operating signal in a hydraulic system is disclosed. The device has auxiliary valves directly coupled to the directional control valves respectively, the internal lines of which auxiliary valves are opened or become orifices ... | 12/03/1996 |
| 5542339 | Tube clamp for bundling a set of tubes for shipment and for mounting them to a loader boom A tube clamp includes a cylindrical resilient plastic body containing an axial mounting hole and having four tube receptacles arranged with a first pair on one side of the axis and with a second pair being respectively located in diametrically opposite lo... | 08/06/1996 |
| 5469946 | Clutch actuation system The clutch actuation system provides for control of the clutch of a manual transmission in a motor vehicle. By use of hydraulics, a vacuum booster and a gradual pressure relief valve a smooth easy control of the manual transmission is accomplished. The va... | 11/28/1995 |
| 5387089 | Method and apparatus for compressing gases with a liquid system Method and apparatus for compressing gas. Two accumulators are alternately filled with gas from a gas-supplying conduit, and the gas is forced out of one end of the accumulators into a gas-receiving conduit by liquid forced into the other end of the accum... | 02/07/1995 |
| 5340264 | Reciprocating floor conveyor A reciprocating floor conveyor has at least three groups of one or more individually reciprocatable slat members. A drive engages each slat group and moves more than half of the slat members simultaneously in a conveying direction and moves the remainder ... | 08/23/1994 |
| 5323687 | Hydraulic circuit A hydraulic circuit for a backhoe loader having two double-acting cylinders for the arm and bucket of the loader and respective directional valves for the cylinders. There are heavy demands on the oil pump of the system when the two cylinders are moved si... | 06/28/1994 |
| 5308219 | Process for automatically controlling actuators of excavator An automatic actuating system for actuators of excavator. The system of this invention automatically controls the bucket which is overloaded to be free from the overloaded state thereof, the bucket to maintain an angular position with respect to the absol... | 05/03/1994 |
| 5241819 | Tappet valve assembly for automatic railway vehicle couplers A tappet valve arrangement for a railway car coupler having a main valve for supplying air pressure from one railway car to another coupled railway car. A piston and cylinder valve for supplying air pressure to a coupler centering device when the railway ... | 09/07/1993 |
| 5235898 | Actuator with wear compensating chamber An actuator for a friction clutch having a diaphragm includes coupling means comprising a first part associated with the clutch actuating linkage, and a second part associated with the actuator proper. The actuator, of the fluid operated type, comprises a... | 08/17/1993 |
| 5233911 | Tandem brake booster A method of manufacturing a tandem brake booster wherein a rearwall is derived from the separation plate of a single brake booster. The separation plate is modified by creating a passageway therethrough and using splines on the hub which are mated with ke... | 08/10/1993 |
| 5222426 | Proportional distributor and control system for a plurality of hydraulic receivers incorporating a distributor of this kind for each receiver A proportional distributor embodying a controlled slide valve and a pressure compensator slide valve associated with additional positioning means whereby the pressure drop in the controlled slide valve depends upon the difference between the working and l... | 06/29/1993 |
| 5169295 | Method and apparatus for compressing gases with a liquid system Method and apparatus for compressing gas. Two accumulators are alternately filled with gas from a gas-supplying conduit, and the gas is forced out of one end of the accumulators into a gas-receiving conduit by liquid forced into the other end of the accum... | 12/08/1992 |
| 5101629 | Hydraulic circuit system for working machine A hydraulic circuit system comprising a hydraulic-fluid supply source, at least one hydraulic actuator operated by hydraulic fluid from the hydraulic-fluid supply source, a flow control valve for controlling the flow of the hydraulic fluid to be supplied ... | 04/07/1992 |
| 5028199 | Apparatus for controlling speed of working machine in the form of a construction machine The present invention is concerned with a working machine in the form of a construction machine including booms 2 and a bucket 4 such as a wheel loader, a shovel loader or the like. When a scooping operation is performed by alternately repeating a tilting... | 07/02/1991 |
| 4969349 | Synchronized dual axis actuator A dual axis actuator consisting of two fluid cylinders having the fluid inputs to the cylinders connected in parallel to a source of pressurized fluid, resulting in an automatic sequencing of cylinder rod drives. The cylinder rod encountering the least re... | 11/13/1990 |
| 4966246 | Four wheel steering system A closed hydraulic system (22) is provided for transmitting steering movement to a rear wheel steering assembly (16) in response to steering movement of a front wheel steering assembly (14). The front wheel steering assembly is controlled by a steering wh... | 10/30/1990 |
| 4915186 | Hydraulic steering systems dampening devices The present invention is directed to a mechanical hydraulic pressure dampening devices for use in a steering system of an articulated self-propelled work vehicle. The dampening devices are hydraulically positioned between the steering cylinders of the wor... | 04/10/1990 |
| 4850737 | Hydraulic spring vehicle barricade and hydraulic circuit therefor A vehicle barricade comprises a frame to which a barrier plate is pivotally mounted for being moved between a passage and a blocking position. First and second hydraulic motors operably interconnect the plate and the frame. An hydraulic power supply is op... | 07/25/1989 |
| 4708581 | Method of positioning a transfer arm A drilling apparatus of the type having a drilling mast and a transfer arm mounted at a first axis adjacent the mast to move between a lower position near ground level and an upper position aligned with the mast is provided with a reaction point anchor fi... | 11/24/1987 |
| 4647267 | Fork and arm mechanism for refuse container Arm and fork mechanism for moving a refuse retainer with respect to a refuse container which has an opening in the upper portion thereof. Arms are pivotally mounted adjacent the refuse container. The arms are movable between a position adjacent a side por... | 03/03/1987 |
| 4567811 | Telescopic cylinder A fluid operated cylinder device particularly adapted to lift a load relative to a load support includes a hollow casing having a closed end for attachment to the load support; an elongated rigid rod extending lengthwise of the casing and having a first e... | 02/04/1986 |
| 4489624 | Triaxial hinge for robots, handling apparatus and the like A triaxial hinge for robots, mechanical handling apparatus and the like comprising three different kinematic elements, namely, a first, a second and a third element, of which the first element on the arm of the handling apparatus or robot is rotatably sec... | 12/25/1984 |
