US3319745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmisstion and clutch with single control
Assignee: Twin Disc Inc
•
Filing: 1965-07-19
•
Granted: 1967-05-16
•
Expires: 1985-07-19
Abstract
No abstract record available.
Inventors
- 👤 Conrad R Hilpert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:42
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/40; F16H63/46; B; B60; B60W; B60W30/00; B60W30/18; B60W30/1819; F16H59/00; F16H59/02; F16H59/04; F16H59/044; B60K; B60K2702/00; B60K2702/08; B60K2702/10; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19386; Y10T74/19405; Y10T74/20; Y10T74/20012
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A CONTROL MECHANISM FOR MANUAL OPERATION TO REGULATE A POWER SYSTEM FOR DRIVING A LOAD, SAID POWER SYSTEM INCLUDING A PRIME MOVER DRIVINGLY CONNECTED TO THE LOAD THROUGH A MODULATED CLUTCH AND A MULTI-DRIVE-RATIO REVERSIBLE-DRIVE TRANSMISSION CONNECTED IN TANDEM, SAID CONTROL MECHANISM COMPRISING, A CONTROL ROD, MEANS SUPPORTING SAID ROD FOR LONGITUDINAL MOVEMENT BETWEEN PREDETERMINED LIMITS AND SWIVELED MOVEMENT TO A PLURALITY OF POSITIONS EACH CORRESPONDING TO ONE OF THE DRIVE RATIOS OF THE TRANSMISSION AND ROTARY MOVEMENT OF THE ROD BETWEEN FIRST AND SECOND POSITIONS, A HANDLE ATTACHED TO SAID ROD, AND CONVENIENTLY POSITIONED TO BE MANUALLY PUSHED, PULLED, ROTATED AND MOVED TO MOVE SAID ROD INTO SAID PLURALITY OF POSITIONS, FIRST SENSING MEANS FOR SIGNALING THE LONGITUDINAL POSITIONING SAID ROD, SECOND SENSING MEANS FOR SIGNALING THE POSITION SAID ROD IS SWIVELED TO, THIRD SENSING MEANS FOR SIGNALING THE ROTARY POSITION SAID ROD IS MOVED TO, A MODULATING ACTUATOR FOR VARYING THE ENGAGEMENT OF SAID MODULATED CLUTCH IN PROPORTION TO THE DEGREE ACTIVATED, FIRST REGULATING MEANS ACTING IN RESPONSE TO SIG-
Claim 2
Dependent Claim
172 words
A CONTROL MECHANISM FOR MANUAL OPERATION TO REGULATE A POWER SYSTEM FOR DRIVING A LOAD, SAID POWER SYSTEM INCLUDING A PRIME MOVER DRIVINGLY CONNECTED TO THE LOAD THROUGH A MODULATED CLUTCH AND A MULTI-DRIVE-RATIO REVERSIBLE-DRIVE TRANSMISSION CONNECTED IN TANDEM, SAID CONTROL MECHANISM COMPRISING, A CONTROL ROD, MEANS SUPPORTING SAID ROD FOR LONGITUDINAL MOVEMENT BETWEEN PREDETERMINED LIMITS AND SWIVELED MOVEMENT TO A PLURALITY OF POSITIONS EACH CORRESPONDING TO ONE OF THE DRIVE RATIOS OF THE TRANSMISSION AND ROTARY MOVEMENT OF THE ROD BETWEEN FIRST AND SECOND POSITIONS, A HANDLE ATTACHED TO SAID ROD, AND CONVENIENTLY POSITIONED TO BE MANUALLY PUSHED, PULLED, ROTATED AND MOVED TO MOVE SAID ROD INTO SAID PLURALITY OF POSITIONS, FIRST SENSING MEANS FOR SIGNALING THE LONGITUDINAL POSITIONING SAID ROD, SECOND SENSING MEANS FOR SIGNALING THE POSITION SAID ROD IS SWIVELED TO, THIRD SENSING MEANS FOR SIGNALING THE ROTARY POSITION SAID ROD IS MOVED TO, A MODULATING ACTUATOR FOR VARYING THE ENGAGEMENT OF SAID MODULATED CLUTCH IN PROPORTION TO THE DEGREE ACTIVATED, FIRST REGULATING MEANS ACTING IN RESPONSE TO SIG-
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) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |