US3377875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chain drive power transmitting mechanism
Assignee: Motors Liquidation Co
•
Filing: 1966-05-09
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Granted: 1968-04-16
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Expires: 1986-05-09
Abstract
No abstract record available.
Inventors
- 👤 Darrel R Sand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:30
CPC Classifications
F; F16; F16H; F16H7/00; F16H7/06; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/19874; Y10T74/19893; Y10T74/19907; Y10T74/19949; Y10T74/19963; Y10T74/19972
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
DRIVE TRANSMITTING MECHANISM COMPRISING FIRST AND SECOND SPROCKETS ROTATABLE ABOUT AXES SPACED FROM EACH OTHER A FIXED SPROCKET CENTER DISTANCE, UPSTANDING SPROCKET TEETH ON EACH OF SAID SPROCKETS, A CHAIN FOR TRANSMITTING TORQUE BETWEEN SAID SPROCKETS, SAID CHAIN INCLUDING A PLURALITY OF PIVOTALLY INTERCONNECTED LINKS AND HAVING TEETH ADAPTED TO MESH WITH SAID SPROCKET TEETH, THE BASE PITCH OF SAID CHAIN BEING GREATER THAN THAT REQUIRED FOR PERFECT MATCHING OF SAID CHAIN TEETH AND SPROCKET TEETH, THE BASE PITCH OF SPROCKET TEETH OF AT LEAST ONE OF SAID SPROCKETS BEING GREATER THAN THE BASE PITCH OF SAID CHAIN.
Claim 2
Dependent Claim
98 words
DRIVE TRANSMITTING MECHANISM COMPRISING FIRST AND SECOND SPROCKETS ROTATABLE ABOUT AXES SPACED FROM EACH OTHER A FIXED SPROCKET CENTER DISTANCE, UPSTANDING SPROCKET TEETH ON EACH OF SAID SPROCKETS, A CHAIN FOR TRANSMITTING TORQUE BETWEEN SAID SPROCKETS, SAID CHAIN INCLUDING A PLURALITY OF PIVOTALLY INTERCONNECTED LINKS AND HAVING TEETH ADAPTED TO MESH WITH SAID SPROCKET TEETH, THE BASE PITCH OF SAID CHAIN BEING GREATER THAN THAT REQUIRED FOR PERFECT MATCHING OF SAID CHAIN TEETH AND SPROCKET TEETH, THE BASE PITCH OF SPROCKET TEETH OF AT LEAST ONE OF SAID SPROCKETS BEING GREATER THAN THE BASE PITCH OF SAID CHAIN.
References Cited (Backward Citations)
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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) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |