Device for automatically coupling an insert member to a driving member
Abstract
Abstract A DEVICE FOR AUTOMATICALLY COUPLING AN INSERT MEMBER TO A DRIVING MEMBER, IN PARTICULAR AN ADJUSTING SLEEVE OR TOOLHOLDER TO A MACHINE-TOOL CHUCK. SAID TWO MEMBERS ARE COUPLED WITH THE AID OF RADIALLY SHIFTABLE COUPLING MEANS AND FIXED IN THEIR COUPLED POSITION WITH THE AID OF AN AXIALLY SHIFTABLE COUPLING PIECE. A LOCKING MEMBER FIXEDLY LOCATES SAID COUPLING PIECE IN AN INEFFECTIVE POSITION, AND AT LEAST ONE BLOCKING MEMBER FIXEDLY LOCATES THE LOCKING MEMBER IN ITS LOCKED POSITION. A PORTION OF THE BLOCKING MEMBER TAKES UP SAID LOCKING MEMBER AS A WHOLE AND IS BROUGHT TO ITS EFFECTIVE POSITION BY SHIFTING THE BLOCKING MEMBER WHEN PLACING THE INSERT MEMBER OR TOOLHOLDER INTO THE CHUCK WHEREBY THE LOCKING MEMBER IS DISENGAGED FROM ITS LOCKING POSITION.
Inventors
- 👤 Gustav Siegler
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |