US3093939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surfacing apparatus
Assignee: American Optical Corp
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Filing: 1961-07-03
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Granted: 1963-06-18
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Expires: 1981-07-03
Abstract
No abstract record available.
Inventors
- 👤 Ernest T Dalton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:06
CPC Classifications
B; B24; B24B; B24B13/00; B24B13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A DEVICE FOR USE IN FORMING A COMPOUND CURVATURE ON A SURFACE OF A WORK MEMBER COMPRISING A TOOL MEMBER HAVING A WORKING SURFACE THEREON OF THE SHAPE DESIRED TO BE FORMED ON SAID SURFACE OF SAID WORK MEMBER, A ROTATABLE BASE PLATE, SUPPORTING MEANS ON SAID BASE PLATE ADAPTED TO RECEIVE AND SUPPORT A FIRST OF SAID MEMBERS FIXEDLY FOR ROTATION THEREWITH, A RESILIENT COUPLER ENCIRCLING SAID SUPPORTING MEANS AND FIRST MEMBER, SAID COUPLER HAVING ONE OF ITS ENDS FIXED TO SAID BASE PLATE FOR ROTATION IN UNISION THEREWITH AND HOLDING MEANS ON THE OPPOSITE END OF SAID COUPLER FOR RECEIVING AND SUPPORTING THE SECOND OF SAID MEMBERS IN ADJACENT RELATION WITH THE FIRST OF SAID MEMBERS AND WITH GIVEN MERIDIANS OF THE RESPECTIVE SURFACES OF SAID MEMBERS RETAINED SUBSTANTIALLY PARALLEL TO EACH OTHER AT ALL TIMES DURING ROTATION OF SAID BASE PLATE AND COUPLER CARRIED THEREBY.
Claim 2
Independent Claim
148 words
A DEVICE FOR USE IN FORMING A COMPOUND CURVATURE ON A SURFACE OF A WORK MEMBER COMPRISING A TOOL MEMBER HAVING A WORKING SURFACE THEREON OF THE SHAPE DESIRED TO BE FORMED ON SAID SURFACE OF SAID WORK MEMBER, A ROTATABLE BASE PLATE, SUPPORTING MEANS ON SAID BASE PLATE ADAPTED TO RECEIVE AND SUPPORT A FIRST OF SAID MEMBERS FIXEDLY FOR ROTATION THEREWITH, A RESILIENT COUPLER ENCIRCLING SAID SUPPORTING MEANS AND FIRST MEMBER, SAID COUPLER HAVING ONE OF ITS ENDS FIXED TO SAID BASE PLATE FOR ROTATION IN UNISION THEREWITH AND HOLDING MEANS ON THE OPPOSITE END OF SAID COUPLER FOR RECEIVING AND SUPPORTING THE SECOND OF SAID MEMBERS IN ADJACENT RELATION WITH THE FIRST OF SAID MEMBERS AND WITH GIVEN MERIDIANS OF THE RESPECTIVE SURFACES OF SAID MEMBERS RETAINED SUBSTANTIALLY PARALLEL TO EACH OTHER AT ALL TIMES DURING ROTATION OF SAID BASE PLATE AND COUPLER CARRIED THEREBY.
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) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |