US3109316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shiftable belt drive
Assignee: US Philips Corp
•
Filing: 1961-11-03
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Granted: 1963-11-05
•
Expires: 1981-11-03
Abstract
No abstract record available.
Inventors
- 👤 Louzil Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:30
CPC Classifications
F; F16; F16H; F16H9/00; F16H9/02; F16H9/04; F16H9/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A SHIFTABLE BELT DRIVE COMPRISING TWO CO-AXIALLY ARRANGED PULLEYS FIXED ON A COMMON SHAFT AND A SHIFTING LEVER ROTATABLE ABOUT SAID SHAFT HAVING ONE END THEREOF BENT TO FORM A SURFACE EXTENDING SUBSTANTIALLY PARALLEL TO THE LONGITUDINAL AXIS OF SAID SHAFT, SAID SURFACE BEING
Claim 2
Dependent Claim
44 words
A SHIFTABLE BELT DRIVE COMPRISING TWO CO-AXIALLY ARRANGED PULLEYS FIXED ON A COMMON SHAFT AND A SHIFTING LEVER ROTATABLE ABOUT SAID SHAFT HAVING ONE END THEREOF BENT TO FORM A SURFACE EXTENDING SUBSTANTIALLY PARALLEL TO THE LONGITUDINAL AXIS OF SAID SHAFT, SAID SURFACE BEING
References Cited (Backward Citations)
DE1041756B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |