Lock assembly
Abstract
Abstract A REVERSIBLE CYLINDRICAL LOCK ASSEMBLY HAVING AN OPERATING UNIT INCLUDING A CYLINDRICAL CASING CONTAINING A ROTARY OPERATING RING, A BOLT UNIT HAVING A HOUSING SUPPORTING A MOVABLE DEADBOLT, AND AN OPERATING LINK PROVIDING MOTION TRANSMISSION CONNECTION BETWEEN THE RING AND THE BOLT. MANUALLY OPERABLE INNER AND OUTER OPERATING ASSEMBLIES MOUNTED ON THE CASING IMPART ROTATIONAL MOVEMENT TO THE RING TO MOVE THE BOLT TO PROJECTED AND RETRACTED POSITIONS. FASTENERS RELEASABLY SECURE THE BOLT UNIT TO THE OPERATING UNIT AND ALSO SECURE THE OPERATING ASSEMBLIES TO THE LATTER UNIT. THESE FASTENERS ARE INACCESSIBLE WHEN THE BOLT IS PROJECTED AND IN ENGAGEMENT WITH AN ASSOCIATED STRIKE.
Inventors
- 👤 Thomas F Hennessy
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 |