US3313166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toothed belt drive
Assignee: Continental AG
•
Filing: 1965-03-16
•
Granted: 1967-04-11
•
Expires: 1985-03-16
Abstract
No abstract record available.
Inventors
- 👤 Elster Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:56
CPC Classifications
F; F16; F16G; F16G1/00; F16G1/28; F16H; F16H7/00; F16H7/02; F16H7/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A BELT GEAR TRANSMISSION, WHICH COMPRISES IN COMBINATION: A PAIR OF TOOTHED WHEELS HAVING TWO SUBSTANTIALLY PARALLEL AXES ARRANGED IN SPACED RELATIONSHIP TO EACH OTHER AND BEING SUBSTANTIALLY ALIGNED WITH REGARD TO EACH OTHER IN A DIRECTION TRANSVERSE TO THEIR AXES, AND A TOOTHED ENDLESS BELT PASSED AROUND SAID WHEELS AND HAVING ITS TEETH IN MESH WITH SAID TOOTHED WHEELS, THE DIMENSIONAL RELATIONSHIP OF SAID BELT TEETH AND SAID WHEEL TEETH BEING SUCH THAT THE EXTENSION OF THE BELT TEETH AT THE BASE THEREOF IN THE LONGITUDINAL DIRECTION OF THE BELT IS CONSIDERABLY GREATER THAN THE CORRESPONDING EXTENSION OF THE WHEEL TEETH AT THEIR BASE WHILE THE HEIGHT OF SAID BELT TEETH EXCEEDS THAT OF THE WHEEL TEETH TO SUCH AN EXTENT THAT THE BELT TEETH WHEN ENGAGING THE SPACES BETWEEN THE WHEEL TEETH FRICTIONALLY ENGAGE THE PERIPHERAL WHEEL PORTION BETWEEN THE RESPECTIVE ADJACENT WHEEL TEETH WHILE SAID WHEEL TEETH ENGAGE FLANKS ONLY OF SAID BELT TEETH.
Claim 2
Dependent Claim
157 words
A BELT GEAR TRANSMISSION, WHICH COMPRISES IN COMBINATION: A PAIR OF TOOTHED WHEELS HAVING TWO SUBSTANTIALLY PARALLEL AXES ARRANGED IN SPACED RELATIONSHIP TO EACH OTHER AND BEING SUBSTANTIALLY ALIGNED WITH REGARD TO EACH OTHER IN A DIRECTION TRANSVERSE TO THEIR AXES, AND A TOOTHED ENDLESS BELT PASSED AROUND SAID WHEELS AND HAVING ITS TEETH IN MESH WITH SAID TOOTHED WHEELS, THE DIMENSIONAL RELATIONSHIP OF SAID BELT TEETH AND SAID WHEEL TEETH BEING SUCH THAT THE EXTENSION OF THE BELT TEETH AT THE BASE THEREOF IN THE LONGITUDINAL DIRECTION OF THE BELT IS CONSIDERABLY GREATER THAN THE CORRESPONDING EXTENSION OF THE WHEEL TEETH AT THEIR BASE WHILE THE HEIGHT OF SAID BELT TEETH EXCEEDS THAT OF THE WHEEL TEETH TO SUCH AN EXTENT THAT THE BELT TEETH WHEN ENGAGING THE SPACES BETWEEN THE WHEEL TEETH FRICTIONALLY ENGAGE THE PERIPHERAL WHEEL PORTION BETWEEN THE RESPECTIVE ADJACENT WHEEL TEETH WHILE SAID WHEEL TEETH ENGAGE FLANKS ONLY OF SAID BELT TEETH.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |