Hornung; Friedrich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hornung; Friedrich.The latest application filed is for "orbital disk grinder".
- Hornung; Friedrich - Stuttgart DE
| Patent | Date |
|---|---|
| Orbital disk grinder Grant 5,496,207 - Hornung , et al. March 5, 1 | 1996-03-05 |
| Electrical series motor with dynamic braking circuit Grant 5,099,184 - Hornung , et al. March 24, 1 | 1992-03-24 |
| Phase control circuit for protection of a motor against thermal overload Grant 4,982,143 - Gerschner , et al. January 1, 1 | 1991-01-01 |
| Safety circuit for hand tools, and method for safe operation thereof Grant 4,722,021 - Hornung , et al. January 26, 1 | 1988-01-26 |
| Hand tool machine, in particular drilling machine Grant 4,673,318 - Hornung , et al. June 16, 1 | 1987-06-16 |
| Device for regulating rotary speed of an alternating current electric motor Grant 4,618,805 - Hornung October 21, 1 | 1986-10-21 |
| Rotary electrical tool with speed control, especially drill Grant 4,540,318 - Hornung , et al. September 10, 1 | 1985-09-10 |
| Electronic two-hand safety system for power tools Grant 4,493,377 - Gunther , et al. January 15, 1 | 1985-01-15 |
| Method and apparatus for shutting off a power screwdriver Grant 4,463,293 - Hornung , et al. July 31, 1 | 1984-07-31 |
| Speed Control System For A-c Supplied Universal Motors Grant 3,848,168 - Hornung November 12, 1 | 1974-11-12 |
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