Patent US3263452A successfully refreshed from Google Patents.
US3263452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling
Assignee: FERROPLAST THEO BURDELSKI AND CO
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Filing: 1964-06-15
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Granted: 1966-08-02
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Expires: 1984-06-15
Abstract
No abstract record available.
Inventors
- 👤 Janssen Richard
- 👤 Voihs Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:19
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/56; F16D3/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A COUPLING CONSISTING OF A SLEEVE AND A SHAFT LYING WITHIN THE SLEEVE WITH GRIPPERS BETWEEN THE SLEEVE AND SHAFT WHICH ARE MOVABLE IN A DIRECTION PARALLEL TO THE CLUTCH AXIS AND ARE EXCHANGEABLE, DISTINGUISHED BY THE FACT THAT LINERS ARE ARRANGED BETWEEN THE GRIPPERS AND REST ON THE INSIDE WALL OF THE SLEEVE, WITH THE ASSISTANCE OF TENSION DEVICES CREATING TANGENTIAL TENSION WHICH PRESS AGAINST EACH OTHER AND AGAINST THE SLEEVE WALL, AND ARE RETAINED IN THAT POSITION RELATIVE TO EACH OTHER.
Claim 2
Dependent Claim
83 words
A COUPLING CONSISTING OF A SLEEVE AND A SHAFT LYING WITHIN THE SLEEVE WITH GRIPPERS BETWEEN THE SLEEVE AND SHAFT WHICH ARE MOVABLE IN A DIRECTION PARALLEL TO THE CLUTCH AXIS AND ARE EXCHANGEABLE, DISTINGUISHED BY THE FACT THAT LINERS ARE ARRANGED BETWEEN THE GRIPPERS AND REST ON THE INSIDE WALL OF THE SLEEVE, WITH THE ASSISTANCE OF TENSION DEVICES CREATING TANGENTIAL TENSION WHICH PRESS AGAINST EACH OTHER AND AGAINST THE SLEEVE WALL, AND ARE RETAINED IN THAT POSITION RELATIVE TO EACH OTHER.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |