Snap action retainer
Abstract
Abstract A SNAP ACTION RETAINING STRUCTURE FOR RELEASABLY SECURING A MEMBER ONTO A POST OR STUD FORMED ON A SUPPORT WHERE THE POST IS GENERALLY CYLINDRICAL BEYOND A SUPPORT SHOULDER WITH A PAIR OF OPPOSED FLATTNED SIDES AND AN UNDERCUT CHANNEL OR GROOVE. THE MEMBER TO BE RETAINED HAS AN OPENING CONFORMABLY RECEIVING THE MODIFIED POST CIRCUMFERENCE AS DOES A STATIONARY RETAINER SPRING HAVING OPPOSED DETENTS ON THE PERIPHERY THEREOF. A RETAINER HAS A CENTRAL OPENING CONFORMABLY RECEIVING THE POST AND OPPOSED PERIPHERAL NOTCHES INITIALLY 90* REMOVED FROM THE DETENTS ON THE SPRING. ROTATION OF THE RETAINER RELATIVE TO THE MEMBER AND SPRING THROUGH AN ARC OF 90* WITHIN THE GROOVE CAUSES THE NOTCHES TO RECEIVE THE DETENTS ON THE SPRING TO RESILIENTLY HOLD THE RETAINER IN RETAINING POSITION.
Inventors
- 👤 Russell W Walters
Bibliographic Details
Claims Analysis
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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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |