US3334527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Positive variable speed transmission unit
Assignee: Individual
•
Filing: 1965-06-09
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Granted: 1967-08-08
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Expires: 1985-06-09
Abstract
No abstract record available.
Inventors
- 👤 George E Carnegie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:31
CPC Classifications
F; F16; F16H; F16H37/00; F16H37/02; F16H37/06; F16H37/08; F16H37/0833; F16H37/084; F16H37/0846; F16H47/00; F16H47/06; F16H47/08; F16H61/00; F16H61/66; F16H61/662
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
330 words
A VARIABLE SPEED TRANSMISSION UNIT COMPRISING IN COMBINATION A SUPPORTING FRAMEWORK, A DRIVING PLANETARY GEAR SYSTEM MOUNTED ON ONE SIDE OF SAID FRAMEWORK, AND A DRIVEN PLANETARY GEAR SYSTEM MOUNTED ON THE OPPOSITE SIDE OF SAID FRAMEWORK IN ALIGNMENT WITH SAID FIRST MENTIONED PLANETARY GEAR SYSTEM, EACH OF SAID PLANETARY GEAR SYSTEMS INCLUDING A FREE ROTATING ANNULUS, A PLURALITY OF PLANETARY GEARS ENGAGING THE INNER PERIPHERY OF SAID ANNULUS, A SPIDER FRAME WITHIN SAID ANNULUS UPON WHICH SAID PLANETARY GEARS ARE MOUNTED, AND A SUN GEAR ENGAGEABLE BETWEEN SAID PLANETARY GEAR, A DRIVE SHAFT CONNECTED TO SAID SUN GEAR OF SAID DRIVE PLANETARY GEAR SYSTEM, A DRIVEN SHAFT EXTENDING BETWEEN SAID SPIDER FRAME OF SAID DRIVE PLANETARY GEAR SYSTEM, AND SAID SUN GEAR OF SAID DRIVEN PLANETARY GEAR SYSTEM, AND MEANS WITHIN SAID FRAMEWORK FOR VARYING THE ROTATIONAL RELATIONSHIP BETWEEN SAID PLANETARY GEAR SYSTEMS, SAID MEANS INCLUDING A PAIR OF BACK-TO-BACK CONE FACED PULLEYS FREELY MOUNTED ON SAID DRIVEN SHAFT, A COMPLEMENTARY CONE FACED PULLEY FOR EACH OF SAID BACK-TO-BACK CONE FACED PULLEYS ALSO MOUNTED ON SAID DRIVEN SHAFT, ONE OF SAID COMPLEMENTARY CONE FACED PULLEYS BEING CONNECTED TO AND ROTATABLE WITH THE ANNULUS OF SAID DRIVE PLANETARY GEAR SYSTEM, THE OTHER OF SAID COMPLEMENTARY CONE FACED PULLEYS BEING CONNECTED TO AND ROTATABLE WITH THE ANNULUS OF SAID DRIVEN PLANETARY GEAR SYSTEM, A LAY SHAFT JOURNALLED FOR ROTATION WITHIN SAID FRAMEWORK SPACED FROM AND PARALLEL TO SAID DRIVEN AND DRIVEN SHAFTS, A DOUBLE CONE FACED PULLEY MOUNTED FOR ROTATION ON SAID LAY SHAFT, A COMPLEMENTARY CONE FACED PULLEY ON EACH SIDE OF SAID DOUBLE CONE FACED PULLEY ALSO JOURNALLED FOR ROTATION UPON SAID LAY SHAFT, DRIVE MEANS EXTENDING BETWEEN EACH PAIR OF CONE FACED PULLEYS ON SAID DRIVEN SHAFT AND EACH PAIR OF CONE FACED PULLEY ON SAID LAY SHAFT, AND MEANS FOR CONTROLLING THE LONGITUDINAL MOVEMENT AND HENCE THE DISTANCE BETWEEN THE PAIRS OF PULLEYS ON SAID LAY SHAFT AND HENCE THE PAIRS OF PULLEYS ON SAID DRIVEN SHAFT.
Claim 2
Dependent Claim
330 words
A VARIABLE SPEED TRANSMISSION UNIT COMPRISING IN COMBINATION A SUPPORTING FRAMEWORK, A DRIVING PLANETARY GEAR SYSTEM MOUNTED ON ONE SIDE OF SAID FRAMEWORK, AND A DRIVEN PLANETARY GEAR SYSTEM MOUNTED ON THE OPPOSITE SIDE OF SAID FRAMEWORK IN ALIGNMENT WITH SAID FIRST MENTIONED PLANETARY GEAR SYSTEM, EACH OF SAID PLANETARY GEAR SYSTEMS INCLUDING A FREE ROTATING ANNULUS, A PLURALITY OF PLANETARY GEARS ENGAGING THE INNER PERIPHERY OF SAID ANNULUS, A SPIDER FRAME WITHIN SAID ANNULUS UPON WHICH SAID PLANETARY GEARS ARE MOUNTED, AND A SUN GEAR ENGAGEABLE BETWEEN SAID PLANETARY GEAR, A DRIVE SHAFT CONNECTED TO SAID SUN GEAR OF SAID DRIVE PLANETARY GEAR SYSTEM, A DRIVEN SHAFT EXTENDING BETWEEN SAID SPIDER FRAME OF SAID DRIVE PLANETARY GEAR SYSTEM, AND SAID SUN GEAR OF SAID DRIVEN PLANETARY GEAR SYSTEM, AND MEANS WITHIN SAID FRAMEWORK FOR VARYING THE ROTATIONAL RELATIONSHIP BETWEEN SAID PLANETARY GEAR SYSTEMS, SAID MEANS INCLUDING A PAIR OF BACK-TO-BACK CONE FACED PULLEYS FREELY MOUNTED ON SAID DRIVEN SHAFT, A COMPLEMENTARY CONE FACED PULLEY FOR EACH OF SAID BACK-TO-BACK CONE FACED PULLEYS ALSO MOUNTED ON SAID DRIVEN SHAFT, ONE OF SAID COMPLEMENTARY CONE FACED PULLEYS BEING CONNECTED TO AND ROTATABLE WITH THE ANNULUS OF SAID DRIVE PLANETARY GEAR SYSTEM, THE OTHER OF SAID COMPLEMENTARY CONE FACED PULLEYS BEING CONNECTED TO AND ROTATABLE WITH THE ANNULUS OF SAID DRIVEN PLANETARY GEAR SYSTEM, A LAY SHAFT JOURNALLED FOR ROTATION WITHIN SAID FRAMEWORK SPACED FROM AND PARALLEL TO SAID DRIVEN AND DRIVEN SHAFTS, A DOUBLE CONE FACED PULLEY MOUNTED FOR ROTATION ON SAID LAY SHAFT, A COMPLEMENTARY CONE FACED PULLEY ON EACH SIDE OF SAID DOUBLE CONE FACED PULLEY ALSO JOURNALLED FOR ROTATION UPON SAID LAY SHAFT, DRIVE MEANS EXTENDING BETWEEN EACH PAIR OF CONE FACED PULLEYS ON SAID DRIVEN SHAFT AND EACH PAIR OF CONE FACED PULLEY ON SAID LAY SHAFT, AND MEANS FOR CONTROLLING THE LONGITUDINAL MOVEMENT AND HENCE THE DISTANCE BETWEEN THE PAIRS OF PULLEYS ON SAID LAY SHAFT AND HENCE THE PAIRS OF PULLEYS ON SAID DRIVEN SHAFT.
References Cited (Backward Citations)
US1727232A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |