US3140670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerial cableways
Assignee: Doppelmayr Seilbahnen GmbH
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Filing: 1962-05-04
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Granted: 1964-07-14
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Expires: 1982-05-04
Abstract
No abstract record available.
Inventors
- 👤 Renninger Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:45
CPC Classifications
B; B61; B61B; B61B12/00; B61B12/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A CABLE CONTROL MECHANISM FOR ROPEWAYS AND THE LIKE HAVING A CABLE RUNNING OVER A CABLE GUIDE ROLLER AND AN ELECTRICAL MOTOR WITH AN ELECTRICAL CIRCUIT FOR DRIVING SAID CABLE COMPRISING A FEELER CONTACTING SAID CABLE WHEN SAID CABLE MOVES NORMALLY IN PROPER POSITION OVER SAID CABLE GUIDE ROLLER, A SUPPORT ON WHICH SAID FEELER IS MOUNTED, AN ELECTRICAL SWITCH IN SAID CIRCUIT MOUNTED ON SAID SUPPORT ADJACENT SAID CABLE GUIDE ROLLER, A MEMBER ON SAID FEELER TO OPERATE SAID ELECTRICAL SWITCH TO STOP SAID MOTOR WHEN SAID CABLE MOVES LATERALLY ON SAID CABLE GUIDE ROLLER BEYOND A PREDETERMINED DISTANCE, SAID FEELER HAVING A CABLE CONTACTING PORTION SMALLER IN WIDTH THAN SAID CABLE GUIDE ROLLER SO THAT THE STOPPING OF SAID MOTOR OCCURS BEFORE SAID CABLE IS RELEASED FROM SAID GUIDE ROLLER.
Claim 2
Dependent Claim
132 words
A CABLE CONTROL MECHANISM FOR ROPEWAYS AND THE LIKE HAVING A CABLE RUNNING OVER A CABLE GUIDE ROLLER AND AN ELECTRICAL MOTOR WITH AN ELECTRICAL CIRCUIT FOR DRIVING SAID CABLE COMPRISING A FEELER CONTACTING SAID CABLE WHEN SAID CABLE MOVES NORMALLY IN PROPER POSITION OVER SAID CABLE GUIDE ROLLER, A SUPPORT ON WHICH SAID FEELER IS MOUNTED, AN ELECTRICAL SWITCH IN SAID CIRCUIT MOUNTED ON SAID SUPPORT ADJACENT SAID CABLE GUIDE ROLLER, A MEMBER ON SAID FEELER TO OPERATE SAID ELECTRICAL SWITCH TO STOP SAID MOTOR WHEN SAID CABLE MOVES LATERALLY ON SAID CABLE GUIDE ROLLER BEYOND A PREDETERMINED DISTANCE, SAID FEELER HAVING A CABLE CONTACTING PORTION SMALLER IN WIDTH THAN SAID CABLE GUIDE ROLLER SO THAT THE STOPPING OF SAID MOTOR OCCURS BEFORE SAID CABLE IS RELEASED FROM SAID GUIDE ROLLER.
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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |