Patent US3173301A successfully refreshed from Google Patents.
US3173301A
Expired / Lapsed
US
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Power and force transmitting devices
Assignee: Individual
•
Filing: 1962-07-12
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Granted: 1965-03-16
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Expires: 1982-07-12
Abstract
No abstract record available.
Inventors
- 👤 Phillip A Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:32
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/02; F16H55/14; F16H55/16; F16H25/00; F16H25/18; F16H25/20; F16H25/24; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19949; Y10T74/19963; Y10T74/19967
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A POWER AND FORCE TRANSMITTING DEVICE FOR USE WITH A ROTATABLE SHAFT, COMPRISING, A SPROCKET FOR FIXEDLY MOUNTING ON SUCH SHAFT, A ROLLER CHAIN HAVING SPACED ROLLERS, A PLURALITY OF CIRCUMFERENTIALLY SPACED TEETH ON THE SPROCKET FOR ENGAGING THE ROLLERS ON THE CHAIN, AN INWARDLY EXTENDING SLOT BETWEEN EACH OF THE TEETH FOR PERMITTING INDEPENDENT RELATIVE MOVEMENT BETWEEN EACH OF THE TEETH IN EITHER CIRCUMFERENTIAL DIRECTION DURING FORCE TRANSMISSION, AND A PORTION OF SAID ROLLER CHAIN ENGAGING A PLURALITY OF SAID TEETH AROUNG A SUBSTANTIALLY CIRCUMFERENTIAL PORTION OF THE SPROCKET, THE SAID TEETH ENGAGING THE ROLLERS OF THE CHAIN FLEXING IN A CIRCUMFERENTIAL DIRECTION FOR EACH SUCH TOOTH TO TRANSMIT FORCE BETWEEN THE CHAIN AND THE SPROCKET AND TO FLEX TO A POSITION FOR
Claim 2
Dependent Claim
124 words
A POWER AND FORCE TRANSMITTING DEVICE FOR USE WITH A ROTATABLE SHAFT, COMPRISING, A SPROCKET FOR FIXEDLY MOUNTING ON SUCH SHAFT, A ROLLER CHAIN HAVING SPACED ROLLERS, A PLURALITY OF CIRCUMFERENTIALLY SPACED TEETH ON THE SPROCKET FOR ENGAGING THE ROLLERS ON THE CHAIN, AN INWARDLY EXTENDING SLOT BETWEEN EACH OF THE TEETH FOR PERMITTING INDEPENDENT RELATIVE MOVEMENT BETWEEN EACH OF THE TEETH IN EITHER CIRCUMFERENTIAL DIRECTION DURING FORCE TRANSMISSION, AND A PORTION OF SAID ROLLER CHAIN ENGAGING A PLURALITY OF SAID TEETH AROUNG A SUBSTANTIALLY CIRCUMFERENTIAL PORTION OF THE SPROCKET, THE SAID TEETH ENGAGING THE ROLLERS OF THE CHAIN FLEXING IN A CIRCUMFERENTIAL DIRECTION FOR EACH SUCH TOOTH TO TRANSMIT FORCE BETWEEN THE CHAIN AND THE SPROCKET AND TO FLEX TO A POSITION FOR
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) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |