US3221854A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling device for clutch or brake use
Assignee: Eaton Corp
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Filing: 1962-05-14
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Granted: 1965-12-07
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Expires: 1982-05-14
Abstract
No abstract record available.
Inventors
- 👤 Ralph L Jaeschke
- 👤 Howard E Wiltsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:08
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/38; F16D65/40; F16D65/52; F16D65/54; F16D25/00; F16D25/12; F16D25/126; F16D27/00; F16D27/02; F16D27/04; F16D27/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
IN A COUPLING DEVICE OF THE CHARACTER DESCRIBED; A PAIR OF FIRST AND SECOND COUPLING MEMBERS RELATIVELY ROTATABLE ON A COMMON AXIS AND ONE OF WHICH IS ALSO SHIFTABLE ALONG SAID AXIS BETWEEN A COUPLED POSITION IN ENGAGEMENT WITH THE OTHER COUPLING MEMBER AND AN UNCOUPLED POSITION SPACED THEREFROM BY AN INTERVENING AIR GAP; SUPPORT MEANS FOR SAID ONE COUPLING MEMBER AND SUPPORTING THE SAME FOR THE AXIAL SHIFTING THEREOF TO SAID COUPLED AND UNCOUPLED POSITIONS; SAID ONE COUPLING MEMBER HAVING ANNUAL WALL MEANS SURROUNDING SAID AXIS AND EXTENDING IN A TRANSVERSE RELATION THERETO; POWER MEANS AND EXTENDING IN TRANSVERSE SHIFTING OF SAID ONE COUPLING MEMBER TO SAID COUPLED POSITION; AND MEANS FOR AUTOMATIC ADJUSTMENT OF SAID GAP COMPRISING A PLURALITY OF RING MEMBERS SURROUNDING SAID AXIS AND SUPPORT MEANS, AND AN ASSOCIATED SPRING MEANS; SAID SPRING MEANS BEING SUBJECT TO LOADING DURING SHIFING OF SAID ONE COUPLING MEMBER TO ITS COUPLED POSITION BY SAID POWER MEANS AND BEING EXPANSIBLE EFFECTIVE TO SHIFT SAID ONE COUPLING MEMBER TO ITS UNCOUPLED POSITION UPON RELEASE OF SAID
Claim 2
Dependent Claim
175 words
IN A COUPLING DEVICE OF THE CHARACTER DESCRIBED; A PAIR OF FIRST AND SECOND COUPLING MEMBERS RELATIVELY ROTATABLE ON A COMMON AXIS AND ONE OF WHICH IS ALSO SHIFTABLE ALONG SAID AXIS BETWEEN A COUPLED POSITION IN ENGAGEMENT WITH THE OTHER COUPLING MEMBER AND AN UNCOUPLED POSITION SPACED THEREFROM BY AN INTERVENING AIR GAP; SUPPORT MEANS FOR SAID ONE COUPLING MEMBER AND SUPPORTING THE SAME FOR THE AXIAL SHIFTING THEREOF TO SAID COUPLED AND UNCOUPLED POSITIONS; SAID ONE COUPLING MEMBER HAVING ANNUAL WALL MEANS SURROUNDING SAID AXIS AND EXTENDING IN A TRANSVERSE RELATION THERETO; POWER MEANS AND EXTENDING IN TRANSVERSE SHIFTING OF SAID ONE COUPLING MEMBER TO SAID COUPLED POSITION; AND MEANS FOR AUTOMATIC ADJUSTMENT OF SAID GAP COMPRISING A PLURALITY OF RING MEMBERS SURROUNDING SAID AXIS AND SUPPORT MEANS, AND AN ASSOCIATED SPRING MEANS; SAID SPRING MEANS BEING SUBJECT TO LOADING DURING SHIFING OF SAID ONE COUPLING MEMBER TO ITS COUPLED POSITION BY SAID POWER MEANS AND BEING EXPANSIBLE EFFECTIVE TO SHIFT SAID ONE COUPLING MEMBER TO ITS UNCOUPLED POSITION UPON RELEASE OF SAID
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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |