US3139707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallic omicron-ring polishing machine
Assignee: United Aircraft Products Inc
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Filing: 1962-10-17
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Granted: 1964-07-07
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Expires: 1982-10-17
Abstract
No abstract record available.
Inventors
- 👤 Julian N Andrews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:23
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
APPARATUS FOR THE POLISHING OF METAL O-RINGS, INCLUDING A SUPPORT, A PLURALITY OF ROLLERS MOUNTED ON SAID SUPPORT IN ANGULARLY DISPOSED RELATION TO ONE ANOTHER AND IN A COMMON PLANE, SAID ROLLERS BEING ROTATABLE AND CAPABLE OF RELATIVE MOVEMENT IN SAID COMMON PLANE, AN O-RING IF DISPOSED IN SAID PLANE BEING ADAPTED TO BE GRIPPED AT SPACED POINTS ON ITS PERIPHERY BY SAID ROLLERS, MEANS FOR ROTATING AT LEAST ONE OF SAID ROLLERS TO ROTATE A GRIPPED O-RING, A CARRIAGE ON SAID SUPPORT ADAPTED TO BE ADVANCED ON A GRIPPED RING, AND DUAL POLISHING MEANS ON SAID CARRIAGE ENGAGEABLE WITH OPPOSITE FACES OF A GRIPPED O-RING.
Claim 2
Dependent Claim
106 words
APPARATUS FOR THE POLISHING OF METAL O-RINGS, INCLUDING A SUPPORT, A PLURALITY OF ROLLERS MOUNTED ON SAID SUPPORT IN ANGULARLY DISPOSED RELATION TO ONE ANOTHER AND IN A COMMON PLANE, SAID ROLLERS BEING ROTATABLE AND CAPABLE OF RELATIVE MOVEMENT IN SAID COMMON PLANE, AN O-RING IF DISPOSED IN SAID PLANE BEING ADAPTED TO BE GRIPPED AT SPACED POINTS ON ITS PERIPHERY BY SAID ROLLERS, MEANS FOR ROTATING AT LEAST ONE OF SAID ROLLERS TO ROTATE A GRIPPED O-RING, A CARRIAGE ON SAID SUPPORT ADAPTED TO BE ADVANCED ON A GRIPPED RING, AND DUAL POLISHING MEANS ON SAID CARRIAGE ENGAGEABLE WITH OPPOSITE FACES OF A GRIPPED O-RING.
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) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |