Fastener
Abstract
Abstract A FASTENER FOR SECURING A PRINTED CIRCUIT BOARD TO A PANEL HAVING APERTURES TO MOUNT THE FASTENERS THEREON IN PREDETERMINED OUTLINE SUCH AS AT POSITIONS CORRESPONDING TO THE CORNERS OF A SQUARE OR RECTANGULAR PRINTED CIRCUIT BOARD WHICH, IN TURN, IS APERTURED ADJACENT THE CORNERS THEREOF TO PERMIT THE PANEL MOUNTED FASTENERS TO PASS THERETHROUGH FOR SUBSEQUENT MAINPULATION AS THE PRINTED CIRCUIT BOARD IS POSITIONED ON THE PANEL. EACH FASTENER HAS AN ANCHOR PORTION TO BE MOUNTED IN A PANEL APERTURE AGAINST ROTATIOIN THEREIN. THE ANCHOR PORTION IS ITSELF APERTURED TO ROTATABLY RECEIVE THEREIN FROM AN INITIALLY AXIALLY PROJECTED INTEGRAL POSITION A SHANK HAVING A TRANSVERSE PIN AT ONE END TO COOPERATE WITH INCLINED CAM SURFACES ON THE ADJACENT END OF THE ANCHOR PORTION WHEN ROTATED, THE SHANK HAVING AT THE OPPOSITE END THEREOF A WING PROJECTING THROUGH A CORRESPONDING APERTURE IN THE PRINTED CIRCUIT BOARD AND TO BE ROTATED A QUARTER TURN TO PLACE THE LATERAL CLAMPING EDGES THEREOF IN STRESSED ENGAGEMENT WITH THE OUTER SURFACE OF THE PRINTED CIRCUIT BOARD UNDER INFLUENCE OF THE COACTION BETWEEN THE ENDS OF THE PIN AND THE CAM SURFACES DURING SUCH QUARTER TURN ROTATION.
Inventors
- 👤 Clarence L Meehan
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) | 1974-03-08 | 1974-09-07 | 1975-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-08 | 1978-09-07 | 1979-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-08 | 1982-09-07 | 1983-03-09 | $7700.00 | Window Closed / Lapsed |