Patent US3134154A successfully refreshed from Google Patents.
US3134154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remotely operated latch
Assignee: Individual
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Filing: 1961-10-20
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Granted: 1964-05-26
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Expires: 1981-10-20
Abstract
No abstract record available.
Inventors
- 👤 Kenneth A Smith
- 👤 Stachyra Frances
- 👤 Glova Edmund
- 👤 Andrew P Wydra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:08
CPC Classifications
E; E05; E05B; E05B47/00; E05B47/0001; E05B47/0002; E05B47/06; E05B47/0603; E05B47/0003; E05B47/0004; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3902; Y10T24/3936; Y10T24/45; Y10T24/45225; Y10T24/45466
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
218 words
IN A REMOTELY OPERATED LATCH, THE COMBINATION OF A BASE, BRACKET MEANS PROVIDED ON SAID BASE AND INCLUDING FIRST AND SECOND PAIRS OF EARS, A LATCH MEMBER PIVOTED AT ONE END BETWEEN THE FIRST PAIR OF EARS FOR SWINGING TOWARD AND AWAY FROM SAID BASE BETWEEN LATCHED AND UNLATCHED POSITIONS, SAID LATCH MEMBER HAVING A FREE END PORTION RECEIVED BETWEEN THE SECOND PAIR OF EARS WHEN THE LATCH MEMBER IS IN ITS LATCHED POSITION, AN ELECTROMAGNET MOUNTED ON SAID BASE AND INCLUDING A RECIPROCABLE ARMATURE, A PROJECTABLE AND RETRACTABLE KEEPER CONNECTED TO SAID ARMATURE AND WHEN IN ITS PROJECTED POSITION BEING ORIENTATED OVER AND ABUTTING THE OUTER SIDE OF SAID FREE END PORTION OF SAID LATCH MEMBER BETWEEN THE SECOND PAIR OF EARS TO RETAIN THE LATCH MEMBER IN THE LATCHED POSITION, REMOTE CONTROL MEANS FOR SAID ELECTRO-MAGNET WHEREBY THE SAME MAY BE ENERGIZED TO RETRACT SAID KEEPER TO PERMIT SWINGING OF THE LATCH MEMBER TO ITS UNLATCHED POSITION, A KICK PLATE POSITIONED BETWEEN SAID SECOND PAIR OF EARS BENEATH SAID FREE END PORTION AND HAVING THE FREE END PORTION OF SAID LATCH MEMBER RESTING THEREON WHEN THE LATCH MEMBER IS IN ITS LATCHED POSITION, AND RESILIENT MEANS OPERATIVELY CONNECTED TO SAID KICK PLATE FOR SWINGING THE LATCH MEMBER TO ITS UNLATCHED POSITION UPON RETRACTION OF SAID KEEPER.
Claim 2
Dependent Claim
218 words
IN A REMOTELY OPERATED LATCH, THE COMBINATION OF A BASE, BRACKET MEANS PROVIDED ON SAID BASE AND INCLUDING FIRST AND SECOND PAIRS OF EARS, A LATCH MEMBER PIVOTED AT ONE END BETWEEN THE FIRST PAIR OF EARS FOR SWINGING TOWARD AND AWAY FROM SAID BASE BETWEEN LATCHED AND UNLATCHED POSITIONS, SAID LATCH MEMBER HAVING A FREE END PORTION RECEIVED BETWEEN THE SECOND PAIR OF EARS WHEN THE LATCH MEMBER IS IN ITS LATCHED POSITION, AN ELECTROMAGNET MOUNTED ON SAID BASE AND INCLUDING A RECIPROCABLE ARMATURE, A PROJECTABLE AND RETRACTABLE KEEPER CONNECTED TO SAID ARMATURE AND WHEN IN ITS PROJECTED POSITION BEING ORIENTATED OVER AND ABUTTING THE OUTER SIDE OF SAID FREE END PORTION OF SAID LATCH MEMBER BETWEEN THE SECOND PAIR OF EARS TO RETAIN THE LATCH MEMBER IN THE LATCHED POSITION, REMOTE CONTROL MEANS FOR SAID ELECTRO-MAGNET WHEREBY THE SAME MAY BE ENERGIZED TO RETRACT SAID KEEPER TO PERMIT SWINGING OF THE LATCH MEMBER TO ITS UNLATCHED POSITION, A KICK PLATE POSITIONED BETWEEN SAID SECOND PAIR OF EARS BENEATH SAID FREE END PORTION AND HAVING THE FREE END PORTION OF SAID LATCH MEMBER RESTING THEREON WHEN THE LATCH MEMBER IS IN ITS LATCHED POSITION, AND RESILIENT MEANS OPERATIVELY CONNECTED TO SAID KICK PLATE FOR SWINGING THE LATCH MEMBER TO ITS UNLATCHED POSITION UPON RETRACTION OF SAID KEEPER.
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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |