Patent US3719218A successfully refreshed from Google Patents.
US3719218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire with belt having scalloped edges
Assignee: Monsanto Co
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Filing: 1971-03-08
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Granted: 1973-03-06
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Expires: 1991-03-08
Abstract
Abstract Belted tires constructed with belt plies having less reinforcing cord at and near the edges thereof reduces the tendency for the plies to separate from the tire structure during vehicular use thereof.
Inventors
- 👤 A Leybourne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:51
CPC Classifications
B; B60; B60C; B60C9/00; B60C9/18; B60C9/20; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10765; Y10T152/1081
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
113 words
A belted tire having a tread, sidewalls and beads, carcass plies and a circumferentially extending belt under the tread and above the carcass plies, said belt comprising plies, each consisting of rubber-coated parallel cords which cross the tire at a bias angle with the cords of adjacent plies crossing the tire at an opposite angle, wherein at least one ply of said belt has edges extending into the shoulder region of said tire and wherein each ply of said belt has serrated edges, wherein the width of the serrations is equal to R/n, where R is the radius of the shoulder of said tire and n is a value between 1/3 and 3.
Claim 2
Dependent Claim
113 words
A belted tire having a tread, sidewalls and beads, carcass plies and a circumferentially extending belt under the tread and above the carcass plies, said belt comprising plies, each consisting of rubber-coated parallel cords which cross the tire at a bias angle with the cords of adjacent plies crossing the tire at an opposite angle, wherein at least one ply of said belt has edges extending into the shoulder region of said tire and wherein each ply of said belt has serrated edges, wherein the width of the serrations is equal to R/n, where R is the radius of the shoulder of said tire and n is a value between 1/3 and 3.
Claim 3
Dependent Claim
113 words
A belted tire having a tread, sidewalls and beads, carcass plies and a circumferentially extending belt under the tread and above the carcass plies, said belt comprising plies, each consisting of rubber-coated parallel cords which cross the tire at a bias angle with the cords of adjacent plies crossing the tire at an opposite angle, wherein at least one ply of said belt has edges extending into the shoulder region of said tire and wherein each ply of said belt has serrated edges, wherein the width of the serrations is equal to R/n, where R is the radius of the shoulder of said tire and n is a value between 1/3 and 3.
Claim 4
Dependent Claim
113 words
A belted tire having a tread, sidewalls and beads, carcass plies and a circumferentially extending belt under the tread and above the carcass plies, said belt comprising plies, each consisting of rubber-coated parallel cords which cross the tire at a bias angle with the cords of adjacent plies crossing the tire at an opposite angle, wherein at least one ply of said belt has edges extending into the shoulder region of said tire and wherein each ply of said belt has serrated edges, wherein the width of the serrations is equal to R/n, where R is the radius of the shoulder of said tire and n is a value between 1/3 and 3.
Claim 5
Dependent Claim
13 words
The tire of claim 1 wherein all of said serrations are substantially identical.
Claim 6
Dependent Claim
113 words
A belted tire having a tread, sidewalls and beads, carcass plies and a circumferentially extending belt under the tread and above the carcass plies, said belt comprising plies, each consisting of rubber-coated parallel cords which cross the tire at a bias angle with the cords of adjacent plies crossing the tire at an opposite angle, wherein at least one ply of said belt has edges extending into the shoulder region of said tire and wherein each ply of said belt has undulated edges, wherein the width of the undulations is equal to R/n, where R is the radius of the shoulder of said tire and n is a value between 1/3 and 3.
Claim 7
Dependent Claim
113 words
A belted tire having a tread, sidewalls and beads, carcass plies and a circumferentially extending belt under the tread and above the carcass plies, said belt comprising plies, each consisting of rubber-coated parallel cords which cross the tire at a bias angle with the cords of adjacent plies crossing the tire at an opposite angle, wherein at least one ply of said belt has edges extending into the shoulder region of said tire and wherein each ply of said belt has undulated edges, wherein the width of the undulations is equal to R/n, where R is the radius of the shoulder of said tire and n is a value between 1/3 and 3.
Claim 8
Dependent Claim
12 words
The tire of claim 3 wherein all the undulations are substantially identical.
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) | 1976-03-05 | 1976-09-04 | 1977-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-05 | 1980-09-04 | 1981-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-05 | 1984-09-04 | 1985-03-06 | $7700.00 | Window Closed / Lapsed |