Patent FR426571A successfully refreshed from Google Patents.
US3186247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheaves
Assignee: Individual
•
Filing: 1963-03-11
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Granted: 1965-06-01
•
Expires: 1983-03-11
Abstract
No abstract record available.
Inventors
- 👤 Alfred A Burrell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:46
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/32; F16H55/36; F16H55/50; Y; Y10; Y10S; Y10S474/00; Y10S474/902; Y10T; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/19893; Y10T74/19921; Y10T74/19926
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A SHEAVE COMPRISING A HUB HAVING AT ONE END A FLAT RADIAL SHOULDER OF SUBSTANTIAL AREA, LYING IN A PLANE AT RIGHT ANGLES TO THE AXIS OF THE HUB, WITH A TOOTHED COAXIAL PROJECTION OF REDUCED DIAMETER EXTENDING THEREFROM; A WHEEL DISK HAVING A CENTRAL OPENING WITH A TOOTHED CIRCUMFERENCE FOR AXIALLY SLIDING FIT ON THE TOOTHED PROJECTION ON THE HUB; ATTACHING MEANS THREADED INTO SAID HUB TIGHTLY SECURING SAID DISK TO THE HUB SHOULDER IN SELFALIGNING TRUE RADIAL POSITION AT RIGHT ANGLES TO THE AXIS OF THE HUB; AND A RIM LIKE THE CROSSHEAD OF A T ON THE PERIPHERY OF SAID DISK HAVING AT LEAST ONE CIRCUMFERENTIAL BELT GROOVE.
Claim 2
Dependent Claim
111 words
A SHEAVE COMPRISING A HUB HAVING AT ONE END A FLAT RADIAL SHOULDER OF SUBSTANTIAL AREA, LYING IN A PLANE AT RIGHT ANGLES TO THE AXIS OF THE HUB, WITH A TOOTHED COAXIAL PROJECTION OF REDUCED DIAMETER EXTENDING THEREFROM; A WHEEL DISK HAVING A CENTRAL OPENING WITH A TOOTHED CIRCUMFERENCE FOR AXIALLY SLIDING FIT ON THE TOOTHED PROJECTION ON THE HUB; ATTACHING MEANS THREADED INTO SAID HUB TIGHTLY SECURING SAID DISK TO THE HUB SHOULDER IN SELFALIGNING TRUE RADIAL POSITION AT RIGHT ANGLES TO THE AXIS OF THE HUB; AND A RIM LIKE THE CROSSHEAD OF A T ON THE PERIPHERY OF SAID DISK HAVING AT LEAST ONE CIRCUMFERENTIAL BELT GROOVE.
References Cited (Backward Citations)
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Cited
US1457524A
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US1976025A
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US2460630A
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US2471906A
Cited
US2932207A
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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) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |