Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5005321 | Protective hood for grinding machines, particularly angle grinders, and suitable fastening receptacle for the latter | Walter Barth, Erich Borst, Winfried Helm | 1991-04-09 |
| 4980994 | Clamping fixture for detachably particular a disc | Winfried Helm | 1991-01-01 |
| 4976071 | Clamping fixture for axially clamping a tool in place, in particular a disc | — | 1990-12-11 |
| 4973807 | Actuation device for a switch particularly for a hand machine tool | Walter Barth, Winfried Helm | 1990-11-27 |
| 4955744 | Clamping fixture for axially clamping a tool in place, in particular a disc | Walter Barth, Friedrich Hausslein, Winfried Helm | 1990-09-11 |
| 4918868 | Eccentric grinder | Walter Barth, Karl-Heinz Braunbach | 1990-04-24 |
| 4727682 | Eccentric grinder with a device for changing a grinding motion | Walter Barth | 1988-03-01 |
| 4577526 | Protective element for hand-held power tool | — | 1986-03-25 |
| 4516045 | Electric power machine with protection against overspeed | Erich Borst, Fritz Schadlich | 1985-05-07 |
| 4434586 | Machine tool, especially a hand-held power tool with a turnable clamping element for clamping a tool on the tool spindle | Thomas Müller, Fritz Schadlich | 1984-03-06 |
| 4343115 | Protecting hood for a motor-driven hand tool | Fritz Schadlich | 1982-08-10 |