Over-center locking device
Abstract
Abstract THE PRESENT INVENTION RELATES GENERALLY TO A RESTRAINING DEVICE FOR PREVENTING THE UNAUTHORIZED OR INADVERTENT SHIFTING OR A HORIZONTALLY SLIDABLE MEMBER AND MORE PARTICULARLY TO A RESTRAINING DEVICE FOR USE WITH SLIDABLE STRUCTURES SUCH AS THE BASKETS OR DRAWERS IN REFRIGERATORS AND THE LIKE. ONE EMBODIMENT OF THE PRESENT INVENTION AS DISCLOSED HEREIN COMPRISES A SUPPORT ATTACHABLE TO THE VERTICAL PANEL OF A REFRIGERATOR AND A ROTARY LATCH MEMBER MOUNTED ON THE SUPPORT. THE ROTARY LATCH MEMBER INCLUDES A PLURALITY OF PERIPHERAL, EQUALLY SPACED CAMS EACH OF WHICH COMPRISE A PAIR OF SPACED CAM SURFACES DEFINING A RECESS OPENING RADIALLY OUTWARDLY FOR ACCOMMODATING A COMPLEMENTARY SHIFTABLE CAM ACTUATING MEMBER SUCH AS A PIN MOUNTED ON THE SIDE WALL OF A SLIDABLE DRAWER. MEANS IS ALSO PROVIDED TO PREVENT UNAUTHORIZED ROTATION OF THE LATCH MEANS WHEN THE CAMS OCCUPY A PREDETERMINED POSITION.
Inventors
- 👤 Donald Leslie Biesecker
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) | 1975-05-30 | 1975-11-29 | 1976-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-30 | 1979-11-29 | 1980-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-30 | 1983-11-29 | 1984-05-30 | $7700.00 | Window Closed / Lapsed |