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| Number | Title | Issue Date |
| 6973816 | Device for straightening the bodywork and/or the structures of a motor vehicle involved in an accident A device for straightening the body and the structures of a damaged vehicle, includes a master cylinder filled with hydraulic fluid, wherein moves a master piston under the action of a rotary member actuated by a motor. A slave cylinder is connected to the master cy... | 12/13/2005 |
| 6962040 | Sickle knife with double overlapping out of phase sickles A sickle knife system includes two reciprocating sickles each cooperating the same fixed knife guards and each extending across the full width of the cutter bar. The guards have slots approximately twice the height of the guard of a conventional single sickle arrang... | 11/08/2005 |
| 4328670 | Hydraulic motion amplifier A hydraulic system for motion amplification is disclosed. The system provides hydraulic fluid on both sides of a pair of hydraulic cylinders, creating a pressurized closed loop which provides precision control during both forward and reverse strokes of ea... | 05/11/1982 |
| 4248045 | Means for selectively transmitting drive Drive is transmitted from a cam to a push rod via a body of liquid trapped between two pistons. A control element is normally urged against a seat by pressure in the body of liquid but can be lifted off its seat by the application of pressure to liquid in... | 02/03/1981 |
| 4116004 | Hydraulic pulse generating apparatus Hydraulic pulse generating apparatus for actuating one or more slave motors, comprises at least one hydraulic master cylinder, which in use is connected to a slave motor by flexible tubing or otherwise. The master cylinder is fitted with a reciprocating plunge... | 09/26/1978 |
| 3977192 | Hydraulic drive pulsator of reciprocating action A chamber of an actuating mechanism is hydraulically connected to the under-the-piston cavity of the cylinder adjacent to the housing of a pulsator. Built into the piston is a spring-loaded valve serving as a device for compensating for the leakage of liq... | 08/31/1976 |
