Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4781390 | Apparatus for the adjustment of the tension in a rotating gripping device of a machine tool | Bert Bongartz, deceased | 1988-11-01 |
| 4648170 | Apparatus for changing the top jaws of a chuck | Rainer Kempken, Johann Ritschel | 1987-03-10 |
| 4624466 | Rotary chuck | — | 1986-11-25 |
| 4603395 | Method of determining clamping force | — | 1986-07-29 |
| 4560179 | Chuck | Wilhelm Müller | 1985-12-24 |
| 4489619 | Device for measuring clamping force | — | 1984-12-25 |
| 4487078 | Clamping-force transducer for rotating clamping devices | Karl-Heinz Schmitz | 1984-12-11 |
| 4473233 | Power-actuated chuck | Heinrich Beckers | 1984-09-25 |
| 4198067 | Power-operated chuck | — | 1980-04-15 |