Patent US3607497A successfully refreshed from Google Patents.
US3607497A
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US
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Tire-treading method
Assignee: Goodyear Tire and Rubber Co
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Filing: 1969-06-30
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Granted: 1971-09-21
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Expires: 1989-06-30
Abstract
Abstract A method of applying a cord-reinforced tread to a tire carcass in which; a ribbon of uncured rubber stock is formed, cord reinforcing is applied longitudinally to the ribbon, and the ribbon and cord are wound about the circumference of the tire in a plurality of turns to form the tread. The foregoing abstract is not to be taken as limiting the invention of this application, and in order to understand the full nature and extent of the technical disclosure of this application, reference must be made to the accompanying drawings and the following detailed description.
Inventors
- 👤 Dennis S Chrobak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:52
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/52; B29D30/58; B29D30/60; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10765
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
54 words
The improvement as claimed in claim 1 wherein said strip is applied to the carcass in a plurality of turns about the circumference thereof, and said at least one cord is applied to at least a portion of said strip and longitudinally with respect thereto prior to application of said strip to said carcass.
Claim 2
Dependent Claim
54 words
The improvement as claimed in claim 2 wherein said strip is wound onto the carcass by applying the free end of said strip to said carcass, rotating the carcass to wrap the strip around the carcass, and effecting progressive relative movement between the strip and carcass in a direction generally laterally of the carcass.
Claim 3
Dependent Claim
19 words
The improvement as claimed in claim 3 wherein said strip is applied in an overlapping manner to the carcass.
Claim 4
Dependent Claim
33 words
The improvement as claimed in claim 4 wherein said strip is substantially thinner than it is wide and said cord is applied to said strip in a predetermined position along the width thereof.
Claim 5
Dependent Claim
48 words
In a method of retreading a tire the improvement comprising preparing said tire to receive elastomeric material, applying a strip of elastomeric material that is substantially narrower than the tread and at least one cord simultaneously to the carcass in a plurality of turns about the circumference thereof.
Claim 6
Dependent Claim
54 words
The improvement as claimed in claim 6 wherein said strip is applied to said carcass in a plurality of turns about the circumference thereof, and said at least one cord is applied to at least a portion of said strip and longitudinally with respect thereto prior to application of the strip to the carcass.
Claim 7
Dependent Claim
54 words
The improvement as claimed in claim 7 wherein said strip is wound onto the carcass by applying the free end of said strip to said carcass, rotating said carcass to wrap the strip around the carcass, and effecting progressive relative movement between the strip and carcass in a direction generally laterally of the carcass.
Claim 8
Dependent Claim
33 words
The improvement as claimed in claim 8 wherein said strip is substantially thinner than it is wide and said cord is applied to said strip in a predetermined position along the width thereof.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-20 | 1975-03-22 | 1975-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-20 | 1979-03-22 | 1979-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-20 | 1983-03-22 | 1983-09-21 | $7700.00 | Window Closed / Lapsed |