Mechanical code setting device
Abstract
Abstract A MECHANICAL CODE SETTING DEVICE IS DISCLOSED COMPRISING A CORE PROVIDED WITH A RESESS HAVING A CROSS SECTION WHICH DECREASE FROM THE SURFACE OF THE CORE TO THE BOTTOM OF THE RECESS, PIN TUMBLERS EXTENDING THROUGH PASSAGEWAYS IN THE WALL OF THE CORE AND PROJECTING INTO THE RECESS, A KEY HAVING A PATTERNED OUTER SURFACE OF THE SAME GENERAL CONFIGURATION AS THE RECESS WHICH CONTACTS THE INNER ENDS OF THE PIN TUMBLERS WHEN INSERTED IN THE RECESS TO CAUSE THE OUTER ENDS OF THE PIN TUMBLERS TO TERMINATE AT POINTS WITH RESPECT TO THE OUTER SURFACE OF THE CORE IN OCCORDANCE WITH THE PATTERN ON THE OUTER SURFACEE OF THE KEY AND MEANS FOR SENSING SUCH TERMINATION POINTS. A PREFERRED EMBODIMENT OF THE DEVICE IS DESCRIBED AND VARIOUS APPLICATIONS AND MODIFICATIONS ARE DISCLOSED.
Inventors
- 👤 Romeal F Asmar
- 👤 Henry Janoski
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) | 1974-11-22 | 1975-05-24 | 1975-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-22 | 1979-05-24 | 1979-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-22 | 1983-05-24 | 1983-11-23 | $7700.00 | Window Closed / Lapsed |