Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5173031 | Delivery flow and pressure controlling device for a hydrostatic pump | Egon Tittmann, Heinz Walter, Walter Robeller, Dieter Bertsch | 1992-12-22 |
| 4791858 | Piston machine | — | 1988-12-20 |
| 4518322 | Arrangement for regulating a supply flow and for limiting a supply pressure of an adjustable pump | — | 1985-05-21 |
| 4509902 | Power regulating device for a hydrostatic pump | Emil Knodel | 1985-04-09 |
| 4496290 | Control device for maintaining the product of the lifting pressure and lifting volume times flow constant in an adjustable pump | — | 1985-01-29 |
| 4325677 | Arrangement for the regulation of the output and for limiting the output fluid pressure of an adjustable pump | — | 1982-04-20 |
| 4194362 | Control system for a hydrostatic drive | — | 1980-03-25 |
| 4194364 | Arrangement for controlling the operation of a fluid-displacement machine | Arnold Pahl | 1980-03-25 |
| 4185540 | Positive-displacement machine | Walter Robeller, Karl Veil, Roland Steimann | 1980-01-29 |