US3189147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple clutch with lever
Assignee: Borg Warner Corp
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Filing: 1962-05-09
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Granted: 1965-06-15
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Expires: 1982-05-09
Abstract
No abstract record available.
Inventors
- 👤 John W Holdeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:03
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/36; F; F16; F16D; F16D13/00; F16D13/22; F16D13/38; F16D13/52; F16D13/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
A CLUTCH MECHANISM COMPRISING: A ROTARY INPUT SHAFT; A HUB MEMBER CONNECTED TO SAID INPUT SHAFT, SAID HUB MEMBER BEING PROVIDED WITH A RADIAL, AXIALLY EXTENDING SLOT; A PORT OF INDEPENDENTLY JOURNALLED OUTPUT SHAFTS ARRANGED CO-AXIALLY WITH RESPECT TO SAID INPUT SHAFT, EACH SAID OUTPUT SHAFT BEING DISPOSED ON OPPOSITE SIDES OF SAID HUB MEMBER; A PAIR OF MULTIPLE FRICTION DISC CLUTCH UNITS, EACH BEING DISPOSED ON OPPOSITE SIDES OF SAID HUB MEMBER AND ARRANGED TO SELECTIVELY COUPLE SAID HUB MEMBER WITH ONE OR THE OTHER OF SAID OUTPUT SHAFTS, EACH SAID MULTIPLE FRICTION DISC CLUTCH UNIT COMPRISING A DRUM MEMBER ADJUSTABLY THREADED ONTO SAID HUB MEMBER RADIALLY OUTWARDLY FROM SAID INPUT SHAFT; AT LEAST ONE FRICTION DISC CARRIED BY EACH SAID OUTPUT SHAFT; AT LEAST ONE FRICTION DISC CARRIED BY SAID DRUM MEMBER, SAID FRICTION DISCS BEING ADJACENT TO ONE ANOTHER AND ADAPTED, WHEN COMPRESSED TOGETHER IN FRICTIONAL ENGAGEMENT, TO TRANSMIT DRIVE FROM SAID HUB MEMBER TO SAID OUTPUT SHAFT; AN ANNULAR PRESSURE PLATE DISPOSED BETWEEN SAID HUB MEMBER AND ONE OF SAID FRICTION DISCS; ACTUATING MEANS IN THE FORM OF A LEVER
Claim 2
Dependent Claim
184 words
A CLUTCH MECHANISM COMPRISING: A ROTARY INPUT SHAFT; A HUB MEMBER CONNECTED TO SAID INPUT SHAFT, SAID HUB MEMBER BEING PROVIDED WITH A RADIAL, AXIALLY EXTENDING SLOT; A PORT OF INDEPENDENTLY JOURNALLED OUTPUT SHAFTS ARRANGED CO-AXIALLY WITH RESPECT TO SAID INPUT SHAFT, EACH SAID OUTPUT SHAFT BEING DISPOSED ON OPPOSITE SIDES OF SAID HUB MEMBER; A PAIR OF MULTIPLE FRICTION DISC CLUTCH UNITS, EACH BEING DISPOSED ON OPPOSITE SIDES OF SAID HUB MEMBER AND ARRANGED TO SELECTIVELY COUPLE SAID HUB MEMBER WITH ONE OR THE OTHER OF SAID OUTPUT SHAFTS, EACH SAID MULTIPLE FRICTION DISC CLUTCH UNIT COMPRISING A DRUM MEMBER ADJUSTABLY THREADED ONTO SAID HUB MEMBER RADIALLY OUTWARDLY FROM SAID INPUT SHAFT; AT LEAST ONE FRICTION DISC CARRIED BY EACH SAID OUTPUT SHAFT; AT LEAST ONE FRICTION DISC CARRIED BY SAID DRUM MEMBER, SAID FRICTION DISCS BEING ADJACENT TO ONE ANOTHER AND ADAPTED, WHEN COMPRESSED TOGETHER IN FRICTIONAL ENGAGEMENT, TO TRANSMIT DRIVE FROM SAID HUB MEMBER TO SAID OUTPUT SHAFT; AN ANNULAR PRESSURE PLATE DISPOSED BETWEEN SAID HUB MEMBER AND ONE OF SAID FRICTION DISCS; ACTUATING MEANS IN THE FORM OF A LEVER
References Cited (Backward Citations)
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US2205989A
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US2276276A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |