US3290195A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a v-belt
Assignee: Chemical Rubber Products Inc
•
Filing: 1965-06-11
•
Granted: 1966-12-06
•
Expires: 1985-06-11
Abstract
No abstract record available.
Inventors
- 👤 Edwin S Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:32
CPC Classifications
B; B29; B29D; B29D29/00; B29D29/10; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A METHOD OF MAKING A BELT WHICH COMPRISES CONTINUOUSLY ADVANCING A RIB AND RIBBON-LIKE BASE IN LONGITUDINAL ALIGNMENT WHEREIN THE RIB IS SUPPORTED BY THE BASE AND THE BASE HAS A WIDTH GREATER THAN THAT OF THE RIB, SAID RIB AND BASE BEING COMPOSED OF A HEAT-CURABLE COMPOSITION, UNITING SAID RIB AND BASE AS A PRELIMINARY ASSEMBLY, APPLYING A FABRIC TO AT LEAST THE EXPOSED SURFACE OF SAID RIB IN A LONGITUDINAL DIRECTION AND SUBJECTING THE PRELIMINARY ASSEMBLY TO A MOLDING OPERATION UNDER HEAT AND PRESSURE WHEREBY SAID COMPOSITION IS CURED AND SAID ASSEMBLY FORMED AS AN INTERNAL UNIT.
Claim 2
Independent Claim
99 words
A METHOD OF MAKING A BELT WHICH COMPRISES CONTINUOUSLY ADVANCING A RIB AND RIBBON-LIKE BASE IN LONGITUDINAL ALIGNMENT WHEREIN THE RIB IS SUPPORTED BY THE BASE AND THE BASE HAS A WIDTH GREATER THAN THAT OF THE RIB, SAID RIB AND BASE BEING COMPOSED OF A HEAT-CURABLE COMPOSITION, UNITING SAID RIB AND BASE AS A PRELIMINARY ASSEMBLY, APPLYING A FABRIC TO AT LEAST THE EXPOSED SURFACE OF SAID RIB IN A LONGITUDINAL DIRECTION AND SUBJECTING THE PRELIMINARY ASSEMBLY TO A MOLDING OPERATION UNDER HEAT AND PRESSURE WHEREBY SAID COMPOSITION IS CURED AND SAID ASSEMBLY FORMED AS AN INTERNAL UNIT.
References Cited (Backward Citations)
US2044356A
Cited
US2446310A
Cited
US2582294A
Cited
GB634465A
Cited
US2511330A
Cited
US2607713A
Cited
US3068136A
Cited
US3012926A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |