US3318172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmission
Assignee: Individual
•
Filing: 1965-02-08
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Granted: 1967-05-09
•
Expires: 1985-02-08
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Cummins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:03
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/44; F16H3/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
224 words
A POWER TRANSMISSION HAVING A DRIVE SHAFT AND A DRIVEN SHAFT AND MECHANICAL PROPORTIONAL MECHANISM INTERCONNECTING THE SAME INCLUDING A FIRST DIFFERENTIAL HAVING A PLURALITY OF INTERRELATED ELEMENTS WITH AN INPUT ELEMENT CONNECTED TO SAID DRIVE SHAFT AND AN OUTPUT ELEMENT CONNECTED TO SAID DRIVER SHAFT, A SECOND SHAFT, A GEAR SET HAVING A PLURALITY OF INTERRELATED ELEMENTS WITH AN INPUT ELEMENT DRIVINGLY CONNECTED TO SAID DRIVE SHAFT AND AN OUTPUT ELEMENT CONNECTED TO SAID SECOND SHAFT, ONE OF SAID INTERRELATED ELEMENTS BEING ROTATABLY ARRANGED ON A FIXED SUPPORT, A THIRD SHAFT, A SECOND GEAR SET HAVING A PLURALITY OF INTERRELATED ELEMENTS WITH AN INPUT ELEMENT CONNECTED TO SAID SECOND SHAFT AND AN OUTPUT ELEMENT CONNECTED TO SAID THIRD SHAFT, ONE OF SAID INTERRELATED ELEMENTS BEING FIXED AGAINST ROTATION, A FOURTH SHAFT, A SECOND DIFFERENTIAL HAVING A PLURALITY OF INTERRELATED ELEMENTS WITH AN INPUT ELEMENT CONNECTED TO SAID THIRD SHAFT AND AN OUTPUT ELEMENT CONNECTED TO SAID FOURTH SHAFT, ONE OF SAID INTERRELATED ELEMENTS DRIVINGLY CONNECTED TO SAID DRIVEN SHAFT, A FIFTH SHAFT, MEANS DRIVINGLY CONNECTING SAID FOURTH AND FIFTH SHAFTS, A THIRD GEAR SET HAVING A PLURALITY OF INTERRELATED ELEMENTS, WITH AN INPUT ELEMENT CONNECTED TO SAID FIFTH SHAFT AND AN OUTPUT ELEMENT DRIVINGLY CONNECTED TO A THIRD ELEMENT OF SAID FIRST DIFFERENTIAL AND ONE OF SAID INTERRELATED ELEMENTS BEING FIXED AGAINST ROTATION.
Claim 2
Dependent Claim
224 words
A POWER TRANSMISSION HAVING A DRIVE SHAFT AND A DRIVEN SHAFT AND MECHANICAL PROPORTIONAL MECHANISM INTERCONNECTING THE SAME INCLUDING A FIRST DIFFERENTIAL HAVING A PLURALITY OF INTERRELATED ELEMENTS WITH AN INPUT ELEMENT CONNECTED TO SAID DRIVE SHAFT AND AN OUTPUT ELEMENT CONNECTED TO SAID DRIVER SHAFT, A SECOND SHAFT, A GEAR SET HAVING A PLURALITY OF INTERRELATED ELEMENTS WITH AN INPUT ELEMENT DRIVINGLY CONNECTED TO SAID DRIVE SHAFT AND AN OUTPUT ELEMENT CONNECTED TO SAID SECOND SHAFT, ONE OF SAID INTERRELATED ELEMENTS BEING ROTATABLY ARRANGED ON A FIXED SUPPORT, A THIRD SHAFT, A SECOND GEAR SET HAVING A PLURALITY OF INTERRELATED ELEMENTS WITH AN INPUT ELEMENT CONNECTED TO SAID SECOND SHAFT AND AN OUTPUT ELEMENT CONNECTED TO SAID THIRD SHAFT, ONE OF SAID INTERRELATED ELEMENTS BEING FIXED AGAINST ROTATION, A FOURTH SHAFT, A SECOND DIFFERENTIAL HAVING A PLURALITY OF INTERRELATED ELEMENTS WITH AN INPUT ELEMENT CONNECTED TO SAID THIRD SHAFT AND AN OUTPUT ELEMENT CONNECTED TO SAID FOURTH SHAFT, ONE OF SAID INTERRELATED ELEMENTS DRIVINGLY CONNECTED TO SAID DRIVEN SHAFT, A FIFTH SHAFT, MEANS DRIVINGLY CONNECTING SAID FOURTH AND FIFTH SHAFTS, A THIRD GEAR SET HAVING A PLURALITY OF INTERRELATED ELEMENTS, WITH AN INPUT ELEMENT CONNECTED TO SAID FIFTH SHAFT AND AN OUTPUT ELEMENT DRIVINGLY CONNECTED TO A THIRD ELEMENT OF SAID FIRST DIFFERENTIAL AND ONE OF SAID INTERRELATED ELEMENTS BEING FIXED AGAINST ROTATION.
References Cited (Backward Citations)
GB427754A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |