US3266330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmission
Assignee: Individual
•
Filing: 1964-06-15
•
Granted: 1966-08-16
•
Expires: 1984-06-15
Abstract
No abstract record available.
Inventors
- 👤 Louis C Galleher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:03
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/66; F16H61/662; F16H61/66231; F16H61/66245
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A VARIABLE SPEED PULLEY HAVING A ROTATBLE SHAFT AND A PAIR OF OPPOSED CONICAL PULLEY FLANGES POSITIONED THEREON AND PROVIDING THEREBETWEEN A V-SHAPED GROOVE FOR A PULLEY BELT, WITH ONE OF THE PULLEY FLANGES BEING MOVABLE AXIALLY OF THE ROTATABLE SHAFT, THE IMPROVEMENT COMPRISING: AN ARM PIVOTALLY HELD TO THE PULLEY AND MOVABLE TOWARD AND AWAY FROM THE ROTATABLE SHAFT; MEANS URGING SAID ARM INWARDLY TOWARD THE ROTATABLE SHAFT; AND A RAMP PLATE HAVING A CAM SURFACE FOR SLIDABLY ENGAGING THE OUTER END OF THE PIVOTED ARM WITH A FIRST PORTION OF THE CAM SURFACE ADJACENT THE ROTATABLE SHAFT BEING AT AN ACUTE ANGLE TO THE ROTATABLE SHAFT, SAID CAM SURFACE OF THE RAMP PLATE HAVING A SHORT SECOND PORTION EXTENDING OUTWARDLY FROM THE FIRST PORTION, WHICH SECOND PORTIONIS SUBSTANTIALLY PERPENDICULAR TO THE ROTATABLE SHAFT.
Claim 2
Dependent Claim
136 words
IN A VARIABLE SPEED PULLEY HAVING A ROTATBLE SHAFT AND A PAIR OF OPPOSED CONICAL PULLEY FLANGES POSITIONED THEREON AND PROVIDING THEREBETWEEN A V-SHAPED GROOVE FOR A PULLEY BELT, WITH ONE OF THE PULLEY FLANGES BEING MOVABLE AXIALLY OF THE ROTATABLE SHAFT, THE IMPROVEMENT COMPRISING: AN ARM PIVOTALLY HELD TO THE PULLEY AND MOVABLE TOWARD AND AWAY FROM THE ROTATABLE SHAFT; MEANS URGING SAID ARM INWARDLY TOWARD THE ROTATABLE SHAFT; AND A RAMP PLATE HAVING A CAM SURFACE FOR SLIDABLY ENGAGING THE OUTER END OF THE PIVOTED ARM WITH A FIRST PORTION OF THE CAM SURFACE ADJACENT THE ROTATABLE SHAFT BEING AT AN ACUTE ANGLE TO THE ROTATABLE SHAFT, SAID CAM SURFACE OF THE RAMP PLATE HAVING A SHORT SECOND PORTION EXTENDING OUTWARDLY FROM THE FIRST PORTION, WHICH SECOND PORTIONIS SUBSTANTIALLY PERPENDICULAR TO THE ROTATABLE SHAFT.
References Cited (Backward Citations)
US2556512A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |