Patent US3236347A successfully refreshed from Google Patents.
US3236347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Friction clutch
Assignee: Individual
•
Filing: 1963-08-22
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Granted: 1966-02-22
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Expires: 1983-08-22
Abstract
No abstract record available.
Inventors
- 👤 Puls Gertrud
- 👤 Puls Wolfgang
- 👤 Puls Jurgen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:10
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/02; F16D3/14; F16D7/00; F16D7/02; F16D7/024; F16D7/025; F16D7/027; F16F; F16F15/00; F16F15/10; F16F15/12; F16F15/1202
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A FRICTION CLUTCH COMPRISING A DRIVING MEMBER AND A DRIVEN MEMBER; A CLUTCH DISK CARRIED BY AND ARRANGED TO ROTATE WITH EACH OF SAID MEMBERS; AT LEAST ONE OF SAID DISKS BEING MOVABLE AXIALLY OF THE RESPECTIVE MEMBER INTO FRICTIONAL ENGAGEMENT WITH THE OTHER DISK AND AT LEAST ONE OF SAID DISKS BEING A MULTI-SECTION DISK HAVING A PLURALITY OF SECTIONS ARRANGED TO ROTATE ABOUT PIVOT AXES WHICH ARE PARALLEL WITH THE CLUTCH AXIS; AND A PLURALITY OF STOP MEANS FOR LIMITING THE ROTATION OF SAID SECTIONS.
Claim 2
Dependent Claim
87 words
A FRICTION CLUTCH COMPRISING A DRIVING MEMBER AND A DRIVEN MEMBER; A CLUTCH DISK CARRIED BY AND ARRANGED TO ROTATE WITH EACH OF SAID MEMBERS; AT LEAST ONE OF SAID DISKS BEING MOVABLE AXIALLY OF THE RESPECTIVE MEMBER INTO FRICTIONAL ENGAGEMENT WITH THE OTHER DISK AND AT LEAST ONE OF SAID DISKS BEING A MULTI-SECTION DISK HAVING A PLURALITY OF SECTIONS ARRANGED TO ROTATE ABOUT PIVOT AXES WHICH ARE PARALLEL WITH THE CLUTCH AXIS; AND A PLURALITY OF STOP MEANS FOR LIMITING THE ROTATION OF SAID SECTIONS.
References Cited (Backward Citations)
US2039590A
Cited
US2419890A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |