Patent US3081639A successfully refreshed from Google Patents.
US3081639A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feed mechanism
Assignee: Individual
•
Filing: 1960-12-07
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Granted: 1963-03-19
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Expires: 1980-12-07
Abstract
No abstract record available.
Inventors
- 👤 Murray L Hauptman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:09
CPC Classifications
F; F16; F16H; F16H19/00; F16H19/02; F16H19/025; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
IN A FEED MECHANISM, AN ELONGATED INNER RACE, AN ELONGATED OUTER RACE CONCENTRICALLY SURROUNDING SAID INNER RACE IN SPACED RELATION THEREWITH, SAID RACES BEING OF CYLINDRICAL SHAPE, A CAGE DISPOSED BETWEEN SAID RACES, AND A PLURALITY OF ELONGATED ROLLERS CARRIED BY SAID CAGE AND HAVING AXES INCLINED WITH RESPECT TO THE RACE AXIS, SAID ROLLERS BEING IN CONTACT WITH THE FACING SURFACES OF SAID INNER AND OUTER RACES.
Claim 2
Dependent Claim
68 words
IN A FEED MECHANISM, AN ELONGATED INNER RACE, AN ELONGATED OUTER RACE CONCENTRICALLY SURROUNDING SAID INNER RACE IN SPACED RELATION THEREWITH, SAID RACES BEING OF CYLINDRICAL SHAPE, A CAGE DISPOSED BETWEEN SAID RACES, AND A PLURALITY OF ELONGATED ROLLERS CARRIED BY SAID CAGE AND HAVING AXES INCLINED WITH RESPECT TO THE RACE AXIS, SAID ROLLERS BEING IN CONTACT WITH THE FACING SURFACES OF SAID INNER AND OUTER RACES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |