Patent US3262514A successfully refreshed from Google Patents.
US3262514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic door switch device for a vehicle, a building or the like
Assignee: Sanyo Sha KK
•
Filing: 1964-03-27
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Granted: 1966-07-26
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Expires: 1984-03-27
Abstract
No abstract record available.
Inventors
- 👤 Miura Mitsuo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:50
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/60; E05F15/603; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/531
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A DOOR OPERATOR COMPRISING A MOTOR AND MEANS FOR ROTATING SAID MOTOR IN FORWARD AND REVERSE DIRECTIONS, GEARING CONNECTED TO A DOOR AND THE MOTOR FOR MOVING SAID DOOR IN OPENING AND CLOSING DIRECTIONS, A CLUTCH IN SAID GEARING, AND MANUAL MEANS AT A POINT REMOTE FROM THE DOOR FOR OPERATING THE CLUTCH TO ENGAGE AND DISENGAGE THE MOTOR DRIVE FROM THE DOOR.
Claim 2
Dependent Claim
63 words
A DOOR OPERATOR COMPRISING A MOTOR AND MEANS FOR ROTATING SAID MOTOR IN FORWARD AND REVERSE DIRECTIONS, GEARING CONNECTED TO A DOOR AND THE MOTOR FOR MOVING SAID DOOR IN OPENING AND CLOSING DIRECTIONS, A CLUTCH IN SAID GEARING, AND MANUAL MEANS AT A POINT REMOTE FROM THE DOOR FOR OPERATING THE CLUTCH TO ENGAGE AND DISENGAGE THE MOTOR DRIVE FROM THE DOOR.
References Cited (Backward Citations)
US1696344A
Cited
US1707648A
Cited
US2346149A
Cited
US2096043A
Cited
US2360227A
Cited
US3069151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |