Patent US3136281A successfully refreshed from Google Patents.
US3136281A
Expired / Lapsed
US
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Through transom drive shaft mounting for inboard-outboard drive
Assignee: Kiekhaefer Corp
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Filing: 1962-03-23
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Granted: 1964-06-09
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Expires: 1982-03-23
Abstract
No abstract record available.
Inventors
- 👤 Kiekhaefer Elmer Carl
- 👤 Jr Charles F Alexander
- 👤 Irving W North
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:12
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/02; B63H20/08; B63H20/10; B63H20/12; B63H20/14; B63H20/20; B63H20/22; B63H23/00; B63H23/32; B63H23/34; B63H2023/342
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
IN AN INBOARD-OUTBOARD DRIVE FOR WATERCRAFT HAVING A TRANSOM, A PROPULSION UNIT MOUNTED ON THE TRANSOM AND DISPOSED OUTBOARD OF THE WATERCRAFT, A PROPELLER AND DRIVE MEANS THEREFOR CARRIED BY THE PROPULSION UNIT, AN ENGINE MOUNTED INBOARD OF THE WATERCRAFT TO DRIVE THE PROPELLER, SAID ENGINE BEING MOUNTED ON RESILIENT MOUNTS AND BEING MOVABLE ON SAID MOUNTS RELATIVE TO THE WATERCRAFT AND PROPULSION UNIT, A DRIVE SHAFT EXTENDING THROUGH THE TRANSOM AND DISPOSED BETWEEN THE ENGINE AND PROPULSION UNIT, UNIVERSAL COUPLING MEANS CONNECTING ONE END OF THE DRIVE SHAFT TO THE PROPULSION UNIT PROPELLER DRIVE MEANS, AND A SECOND UNIVERSAL COUPLING MEANS CONNECTING THE OTHER END OF THE DRIVE SHAFT TO THE ENGINE, SAID SECOND UNIVERSAL COUPLING MEANS PROVIDING FOR RELATIVE MOVEMENT AXIALLY BETWEEN THE ENGINE AND DRIVE SHAFT DURING OPERATION.
Claim 2
Dependent Claim
131 words
IN AN INBOARD-OUTBOARD DRIVE FOR WATERCRAFT HAVING A TRANSOM, A PROPULSION UNIT MOUNTED ON THE TRANSOM AND DISPOSED OUTBOARD OF THE WATERCRAFT, A PROPELLER AND DRIVE MEANS THEREFOR CARRIED BY THE PROPULSION UNIT, AN ENGINE MOUNTED INBOARD OF THE WATERCRAFT TO DRIVE THE PROPELLER, SAID ENGINE BEING MOUNTED ON RESILIENT MOUNTS AND BEING MOVABLE ON SAID MOUNTS RELATIVE TO THE WATERCRAFT AND PROPULSION UNIT, A DRIVE SHAFT EXTENDING THROUGH THE TRANSOM AND DISPOSED BETWEEN THE ENGINE AND PROPULSION UNIT, UNIVERSAL COUPLING MEANS CONNECTING ONE END OF THE DRIVE SHAFT TO THE PROPULSION UNIT PROPELLER DRIVE MEANS, AND A SECOND UNIVERSAL COUPLING MEANS CONNECTING THE OTHER END OF THE DRIVE SHAFT TO THE ENGINE, SAID SECOND UNIVERSAL COUPLING MEANS PROVIDING FOR RELATIVE MOVEMENT AXIALLY BETWEEN THE ENGINE AND DRIVE SHAFT DURING OPERATION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |