Patent US3250653A successfully refreshed from Google Patents.
US3250653A
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Method of making a gear type toothed belt
Assignee: Goodyear Tire and Rubber Co
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Filing: 1964-04-30
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Granted: 1966-05-10
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Expires: 1984-04-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Geist
- 👤 John J Young
- 👤 Harold E Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:33
CPC Classifications
F; F16; F16G; F16G1/00; F16G1/28; B; B23; B23G; B23G5/00; B23G5/08; B23G5/10; B23G5/12; B29; B29C; B29C43/00; B29C43/32; B29C43/36; B29D; B29D29/00; B29D29/08; F16G1/06; F16G1/08; F16G1/10; B29C43/02; B29C43/04; B29C65/00; B29C65/48; B29C65/4805; B29C65/483; B29C65/4835; B29C66/00; B29C66/01; B29C66/02; B29C66/024; B29C66/0242; B29C66/40; B29C66/41; B29C66/43; B29C66/432; B29C66/4322; B29C66/4324; B29C66/70; B29C66/71; B29C66/72; B29C66/721; B29C66/7214; B29C66/72141; B29C66/723; B29C66/729; B29C66/7292; B29C66/80; B29C66/83; B29C66/832; B29C66/8322; B29L; B29L2031/00; B29L2031/709; B29L2031/7092
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
127 words
THE METHOD OF MAKING A TOOTHED BELT COMPRISING THE STEPS OF FIRST FORMING A TOOTHED SECTION THEREFOR BY PLACING BETWEEN A MATRIX FORMED IN ITS SURFACE WITH SPACED TOOTH-FORMING GROOVES AND A PRESS MEMBER HAVING A PLAIN SURFACE CONFORMING TO THE MATRIX SURFACE AND COEXTENSIVE WITH THE EFFECTIVE AREA THEREOF, SUPERIMPOSED LAYERS OF HIGH STRETCH FABRIC AND VULCANIZABLE BUT UNVULCANIZED RUBBER, WITH THE FABRIC ADJACENT THE MATRIX SURFACE WITH ITS DIRECTION OF STRETCHABILITY EXTENDING TRANSVERSE TO THE GROOVES IN THE MATRIX AND WITH THE RUBBER ADJACENT THE PRESS MEMBER SURFACE, MOVING THE MATRIX AND PRESS MEMBER, ONE TOWARD THE OTHER, UNDER SUFFICIENT PRESSURE TO CAUSE THE RUBBER TO FLOW INTO AND FILL ALL OF THE MATRIX GROOVES SIMULTANEOUSLY AND BY SUCH FLOW STRETCH THE FABRIC INTO THE
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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |