US3247739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed transmission
Assignee: PANDJIRIS WELDMENT COMPANY
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Filing: 1963-11-08
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Granted: 1966-04-26
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Expires: 1983-11-08
Abstract
No abstract record available.
Inventors
- 👤 Paul P Wuesthoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:37
CPC Classifications
F; F16; F16H; F16H37/00; F16H37/02; F16H37/06; F16H37/08; F16H37/0833; F16H37/084; F16H37/0846
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN A VARIABLE SPEED TRANSMISSION: (A) A DIFFERENTIAL GEARING INCLUDING AN OUTPUT SHAFT INTERCONNECTED BY A CONSTANT SPEED INPUT SHAFT AND A VARIABLE SPEED INPUT SHAFT, (B) A MOTOR INCLUDING A DRIVE SHAFT, (C) MEANS MOUNTING THE MOTOR FOR OSCILLATORY MOVEMENT ABOUT SAID PIVOT AXIS OFFSET FROM THE MOTOR DRIVE SHAFT, (D) A FIRST POWER TRANSMISSION MEANS INCLUDING A DRIVE ELEMENT ROTATIVELY MOUNTED AT THE PIVOT AXIS AND OPERATIVELY INTERCONNECTED TO THE MOTOR SHAFT AND TO THE CONSTANT SPEED INPUT SHAFT SO THAT THE MOTOR DRIVES THE LAST SAID INPUT SHAFT AT A CONSTANT SPEED REGARDLESS OF THE OSCILLATORY MOVEMENT OF THE MOTOR ABOUT THE PIVOT AXIS, AND (E) A SECOND POWER TRANSMISSION MEAND INTERCONNECTING THE MOTOR SHAFT WITH THE VARIABLE SPEED INPUT SHAFT.
Claim 2
Dependent Claim
124 words
IN A VARIABLE SPEED TRANSMISSION: (A) A DIFFERENTIAL GEARING INCLUDING AN OUTPUT SHAFT INTERCONNECTED BY A CONSTANT SPEED INPUT SHAFT AND A VARIABLE SPEED INPUT SHAFT, (B) A MOTOR INCLUDING A DRIVE SHAFT, (C) MEANS MOUNTING THE MOTOR FOR OSCILLATORY MOVEMENT ABOUT SAID PIVOT AXIS OFFSET FROM THE MOTOR DRIVE SHAFT, (D) A FIRST POWER TRANSMISSION MEANS INCLUDING A DRIVE ELEMENT ROTATIVELY MOUNTED AT THE PIVOT AXIS AND OPERATIVELY INTERCONNECTED TO THE MOTOR SHAFT AND TO THE CONSTANT SPEED INPUT SHAFT SO THAT THE MOTOR DRIVES THE LAST SAID INPUT SHAFT AT A CONSTANT SPEED REGARDLESS OF THE OSCILLATORY MOVEMENT OF THE MOTOR ABOUT THE PIVOT AXIS, AND (E) A SECOND POWER TRANSMISSION MEAND INTERCONNECTING THE MOTOR SHAFT WITH THE VARIABLE SPEED INPUT SHAFT.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |