Patent US3185274A successfully refreshed from Google Patents.
US3185274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch device with multiple outputs
Assignee: Valeo SE
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Filing: 1962-06-15
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Granted: 1965-05-25
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Expires: 1982-06-15
Abstract
No abstract record available.
Inventors
- 👤 Maurice Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:28
CPC Classifications
F; F16; F16D; F16D21/00; F16D21/02; F16D21/06; F16D2021/0607; F16D2021/0615; F16D2021/0684
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
296 words
A CLUTCH COMPRISING A DRIVEN SHAFT, REACTION PLATE MEANS RIGID WITH SAID DRIVING SHAFT AND HAVING A FIRST AND A SECOND REACTION FRICTION FACE, A FIRST DRIVEN SHAFT, A FIRST FRICTION DISC RIGID IN ROTATION WITH SAID FIRST DRIVEN SHAFT, A FIRST PRESSURE PLATE RIGID IN ROTATION WITH SAID REACTION PLATE MEANS AND OPERABLE TO GRIP SAID FIRST FRICTION DISC BETWEEN SAID FIRST PRESSURE PLATE AND SAID FIRST REACTION FACE, A FIRST ELASTIC DIAPHRAGM OPERABLE TO URGE SAID FIRST PRESSURE PLATE TO CLAMP SAID FIRST FRICTION DISC BETWEEN SAID FIRST PRESSURE PLATE AND SAID FIRST REACTION FACE, FIRST COVER RIGID WITH SAID REACTION PLATE MEANS ON WHICH SAID FIRST ELASTIC DIAPHRAGM IS ROCKABLY MOUNTED, FIRST DECLUTCHING MEANS FOR PUSHING SAID FIRST DIAPHRAGM TO ROCK SAID FIRST DIAPHRAGM TO RELEASE SAID FIRST FRICTION DISC, A SECOND DRIVEN SHAFT CONCENTRIC WITH SAID FIRST DRIVEN SHAFT, A SECOND FRICTION DISC RIGID IN ROTATION WITH SAID SECOND DRIVEN SHAFT, SAID SECOND FRICTION DISC BEING IN THE FIRST FRICTION DISC VICINITY, SAID FIRST FRICTION DISC BEING LOCATED BETWEEN SAID SECOND FRICTION DISC AND SAID FIRST DIAPHRAGM, A SECOND PRESSURE PLATE RIGID IN ROTATION WITH SAID REACTION PLATE MEANS AND OPERABLE TO GRIP SAID SECOND FRICTION DISC BETWEEN SAID SECOND PRESSURE PLATE AND SAID SECOND REACTION FACE, A SECOND COVER SURROUNDING SAID FIRST COVER AND RIGID WITH SAID SECOND PRESSURE PLATE. A SECONG ELASTIC ROCKABLY MOUNTED DIAPHRAGM OPERABLE TO URGE SAID SECOND COVER TO CLAMP SAID SECOND FRICTION DISC BETWEEN SAID SECOND PRESSURE PLATE AND SAID SECOND REACTION FACE, SAID SECOND DIAPHRAGM BEING IN THE FIRST DIAPHRAGM VICINITY, SAID FIRST DIAPHRAGM BEING LOCATED BETWEEN SAID SECOND DIAPHRAGM AND SAID FIRST FRICTION DISC, AND SECOND DECLUTCHING MEANS FOR PUSHING SAID SECOND DIAPHRAGM TO ROCK SAID SECOND DIAPHRAGM TO RELEASE SAID SECOND FRICTION DISC.
Claim 2
Dependent Claim
296 words
A CLUTCH COMPRISING A DRIVEN SHAFT, REACTION PLATE MEANS RIGID WITH SAID DRIVING SHAFT AND HAVING A FIRST AND A SECOND REACTION FRICTION FACE, A FIRST DRIVEN SHAFT, A FIRST FRICTION DISC RIGID IN ROTATION WITH SAID FIRST DRIVEN SHAFT, A FIRST PRESSURE PLATE RIGID IN ROTATION WITH SAID REACTION PLATE MEANS AND OPERABLE TO GRIP SAID FIRST FRICTION DISC BETWEEN SAID FIRST PRESSURE PLATE AND SAID FIRST REACTION FACE, A FIRST ELASTIC DIAPHRAGM OPERABLE TO URGE SAID FIRST PRESSURE PLATE TO CLAMP SAID FIRST FRICTION DISC BETWEEN SAID FIRST PRESSURE PLATE AND SAID FIRST REACTION FACE, FIRST COVER RIGID WITH SAID REACTION PLATE MEANS ON WHICH SAID FIRST ELASTIC DIAPHRAGM IS ROCKABLY MOUNTED, FIRST DECLUTCHING MEANS FOR PUSHING SAID FIRST DIAPHRAGM TO ROCK SAID FIRST DIAPHRAGM TO RELEASE SAID FIRST FRICTION DISC, A SECOND DRIVEN SHAFT CONCENTRIC WITH SAID FIRST DRIVEN SHAFT, A SECOND FRICTION DISC RIGID IN ROTATION WITH SAID SECOND DRIVEN SHAFT, SAID SECOND FRICTION DISC BEING IN THE FIRST FRICTION DISC VICINITY, SAID FIRST FRICTION DISC BEING LOCATED BETWEEN SAID SECOND FRICTION DISC AND SAID FIRST DIAPHRAGM, A SECOND PRESSURE PLATE RIGID IN ROTATION WITH SAID REACTION PLATE MEANS AND OPERABLE TO GRIP SAID SECOND FRICTION DISC BETWEEN SAID SECOND PRESSURE PLATE AND SAID SECOND REACTION FACE, A SECOND COVER SURROUNDING SAID FIRST COVER AND RIGID WITH SAID SECOND PRESSURE PLATE. A SECONG ELASTIC ROCKABLY MOUNTED DIAPHRAGM OPERABLE TO URGE SAID SECOND COVER TO CLAMP SAID SECOND FRICTION DISC BETWEEN SAID SECOND PRESSURE PLATE AND SAID SECOND REACTION FACE, SAID SECOND DIAPHRAGM BEING IN THE FIRST DIAPHRAGM VICINITY, SAID FIRST DIAPHRAGM BEING LOCATED BETWEEN SAID SECOND DIAPHRAGM AND SAID FIRST FRICTION DISC, AND SECOND DECLUTCHING MEANS FOR PUSHING SAID SECOND DIAPHRAGM TO ROCK SAID SECOND DIAPHRAGM TO RELEASE SAID SECOND FRICTION DISC.
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) | 1968-05-24 | 1968-11-23 | 1969-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-24 | 1972-11-23 | 1973-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-24 | 1976-11-23 | 1977-05-25 | $7700.00 | Window Closed / Lapsed |