Patent US4850859A successfully refreshed from Google Patents.
Patent US381455A successfully refreshed from Google Patents.
US3138232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch mechanism
Assignee: New Britain Machine Co
•
Filing: 1958-05-26
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Granted: 1964-06-23
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Expires: 1978-05-26
Abstract
No abstract record available.
Inventors
- 👤 Gerber Roger
- 👤 Sandwell Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:32
CPC Classifications
F; F16; F16D; F16D27/00; F16D27/12; F16D21/00; F16D21/02; F16D21/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A MULTIPLE CLUTCH MECHANISM INCLUDING A ROTARY SHAFT, FIRST AND SECOND MEMBERS MOUNTED ON SAID SHAFT FOR ROTATION AND AXIAL DISPLACEMENT RELATIVE THERETO, FIRST AND SECOND CLUTCH MEANS RESPECTIVELY ASSOCIATED WITH SAID FIRST AND SECOND MEMBERS AND COUPLED TO SAID SHAFT TO TURN THEREWITH, SAID FIRST AND SECOND CLUTCH MEANS HAVING PARTS MOVABLE RELATIVE TO EACH OTHER TO CLUTCH THEIR RESPECTIVE FIRST AND SECOND MEMBERS TO SAID SHAFT, SPRING MEANS COMMON TO BOTH SAID CLUTCH MEANS AND NORMALLY REACTING ON SAID FIRST CLUTCH MEANS TO CLUTCH SAID FIRST MEMBER TO SAID SHAFT, AND ACTUATING MEANS COMMON TO BOTH SAID CLUTCH MEANS AND INCLUDING SAID SECOND MEMBER AND SECOND CLUTCH MEANS FOR DEFLECTING SAID SPRING MEANS TO DE-CLUTCH SAID FIRST MEMBER FROM SAID SHAFT AND TO TRANSFER THE REACTION OF SAID SPRING MEANS TO SAID SEC-
Claim 2
Dependent Claim
135 words
A MULTIPLE CLUTCH MECHANISM INCLUDING A ROTARY SHAFT, FIRST AND SECOND MEMBERS MOUNTED ON SAID SHAFT FOR ROTATION AND AXIAL DISPLACEMENT RELATIVE THERETO, FIRST AND SECOND CLUTCH MEANS RESPECTIVELY ASSOCIATED WITH SAID FIRST AND SECOND MEMBERS AND COUPLED TO SAID SHAFT TO TURN THEREWITH, SAID FIRST AND SECOND CLUTCH MEANS HAVING PARTS MOVABLE RELATIVE TO EACH OTHER TO CLUTCH THEIR RESPECTIVE FIRST AND SECOND MEMBERS TO SAID SHAFT, SPRING MEANS COMMON TO BOTH SAID CLUTCH MEANS AND NORMALLY REACTING ON SAID FIRST CLUTCH MEANS TO CLUTCH SAID FIRST MEMBER TO SAID SHAFT, AND ACTUATING MEANS COMMON TO BOTH SAID CLUTCH MEANS AND INCLUDING SAID SECOND MEMBER AND SECOND CLUTCH MEANS FOR DEFLECTING SAID SPRING MEANS TO DE-CLUTCH SAID FIRST MEMBER FROM SAID SHAFT AND TO TRANSFER THE REACTION OF SAID SPRING MEANS TO SAID SEC-
References Cited (Backward Citations)
US1996915A
Cited
US1963638A
Cited
US2045557A
Cited
US2209776A
Cited
US2279986A
Cited
US2315298A
Cited
US2639013A
Cited
US2658593A
Cited
US2591989A
Cited
US2718951A
Cited
US2775330A
Cited
US2862589A
Cited
US2947394A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |