Patent US1725469A successfully refreshed from Google Patents.
Patent US3234766A successfully refreshed from Google Patents.
US3234766A
Expired / Lapsed
US
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Time operated and/or remote controloperated electro-mechanical lock
Assignee: Individual
•
Filing: 1963-11-15
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Granted: 1966-02-15
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Expires: 1983-11-15
Abstract
No abstract record available.
Inventors
- 👤 O'brien Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:20
CPC Classifications
E; E05; E05B; E05B47/00; E05B47/0001; E05B47/0012; E05B43/00; E05B43/005; E05B2047/0014; E05B2047/0018; E05B2047/002; E05B2047/0021; E05B2047/0024; E05B2047/0026; E05B2047/0031; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/1014; Y10T292/1021; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/5531; Y10T70/70; Y10T70/7006; Y10T70/7028; Y10T70/7051; Y10T70/7062; Y10T70/7124
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A TIME CONTROLLED ELECTRO-MECHANICAL LOCK MECHANISM COMPRISING A HOUSING HAVING ANOPENING AT ONE END THEREOF, A LATCH BOLT MOUNTED TO MOVE LATERALLY OF SAID HOUSING THROUGH SAID OPENING, A SPRING URGING SAID BOLT IN ITS EXTENDED POSITION THROUGH SAID OPENING, A REVERSIBLE MOTOR, MEANS OPERATIVELY CONNECTING SAID MOTOR TO SAID BOLT TO RETRACT SAID BOLT AGAINST ACTION OF SAID SPRING, A TIMER MECHANISM AND A CIRCUIT INCLUDING SWITCH MEANS OPERATIVELY CONNECTING SAID TIMER TO SAID MOTOR WHEREBY AT ONE PRE-SET POSITION OF THE TIMER, THE MOTOR WILL ROTATE IN ONE DIRECTION TO RETRACT SAID BOLT AND THEN CUT OFF AT THE POSITION OF FULL RETRACTION AND AT ANOTHER PRE-SET POSITION OF THE TIMER, THE MOTOR WILL AGAIN ROTATE BUT IN AN OPPOSITE DIRECTION TO ALLOW SAID SPRING TO EXTEND SAID BOLT INTO A LOCKING POSITION AT WHICH POINT THE MOTOR AGAIN CUTS OFF.
Claim 2
Dependent Claim
143 words
A TIME CONTROLLED ELECTRO-MECHANICAL LOCK MECHANISM COMPRISING A HOUSING HAVING ANOPENING AT ONE END THEREOF, A LATCH BOLT MOUNTED TO MOVE LATERALLY OF SAID HOUSING THROUGH SAID OPENING, A SPRING URGING SAID BOLT IN ITS EXTENDED POSITION THROUGH SAID OPENING, A REVERSIBLE MOTOR, MEANS OPERATIVELY CONNECTING SAID MOTOR TO SAID BOLT TO RETRACT SAID BOLT AGAINST ACTION OF SAID SPRING, A TIMER MECHANISM AND A CIRCUIT INCLUDING SWITCH MEANS OPERATIVELY CONNECTING SAID TIMER TO SAID MOTOR WHEREBY AT ONE PRE-SET POSITION OF THE TIMER, THE MOTOR WILL ROTATE IN ONE DIRECTION TO RETRACT SAID BOLT AND THEN CUT OFF AT THE POSITION OF FULL RETRACTION AND AT ANOTHER PRE-SET POSITION OF THE TIMER, THE MOTOR WILL AGAIN ROTATE BUT IN AN OPPOSITE DIRECTION TO ALLOW SAID SPRING TO EXTEND SAID BOLT INTO A LOCKING POSITION AT WHICH POINT THE MOTOR AGAIN CUTS OFF.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |