US3568749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic vehicle tire
Assignee: Continental AG
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Filing: 1968-07-01
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Granted: 1971-03-09
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Expires: 1988-07-01
Abstract
Abstract A pneumatic vehicle tire with a carcass reinforcement of substantially parallel strength members which pass in one piece from bead to bead while forming components of rubberized cord layer means and in the tire sidewalls extend at least approximately at right angles with regard to the circumferential direction of the tire whereas in the zenith portion of said tire said strength members pass across the width of the tread strip at an angle of from 5 to 30* with regard to the tire circumferential direction, those portions of said strength members which extend from bead to bead being looped around the beads and being extended back into the shoulder areas of the tire.
Inventors
- 👤 Hans Menell
- 👤 Friedrich Bartsch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:19
CPC Classifications
B; B60; B60C; B60C15/00; B60C15/0009; B60C15/0036; B60C15/0045; B60C9/00; B60C9/02; B60C9/04; B60C9/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A pneumatic vehicle tire with a carcass reinforcement of substantially parallel strength members which pass in one piece from bead to bead while forming components of rubberized cord layer means and in the tire sidewalls extend at least approximately at right angles with regard to the circumferential direction of the tire whereas in the zenith portion of said tire said strength members pass across the width of the tread strip at an angle of from 5* to 30* with regard to the tire circumferential direction, those portions of said strength members which extend from bead to bead being looped around the beads and being extended back into the shoulder areas of the tire, those strength member portions which after being looped around the beads pass through the tire sidewalls into the tire zenith portion, and belt layers extending substantially over the width of the tread strip only with the ends of said belt layers located between the strength member portions extended back into the shoulder areas of the tire on one hand and the strength member portions extending from bead to bead on the other hand.
Claim 2
Dependent Claim
186 words
A pneumatic vehicle tire with a carcass reinforcement of substantially parallel strength members which pass in one piece from bead to bead while forming components of rubberized cord layer means and in the tire sidewalls extend at least approximately at right angles with regard to the circumferential direction of the tire whereas in the zenith portion of said tire said strength members pass across the width of the tread strip at an angle of from 5* to 30* with regard to the tire circumferential direction, those portions of said strength members which extend from bead to bead being looped around the beads and being extended back into the shoulder areas of the tire, those strength member portions which after being looped around the beads pass through the tire sidewalls into the tire zenith portion, and belt layers extending substantially over the width of the tread strip only with the ends of said belt layers located between the strength member portions extended back into the shoulder areas of the tire on one hand and the strength member portions extending from bead to bead on the other hand.
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) | 1974-03-08 | 1974-09-07 | 1975-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-08 | 1978-09-07 | 1979-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-08 | 1982-09-07 | 1983-03-09 | $7700.00 | Window Closed / Lapsed |