US4573510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire for heavy loads
Assignee: Bayer AG
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Filing: 1981-07-13
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Granted: 1986-03-04
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Expires: 2001-07-13
Abstract
Abstract The tire for heavy load consists of a multi-layered flat ring held in the axial and radial direction by a two-part metal felloe and supported between the felloe by air.
Inventors
- 👤 Jakob Ippen
- 👤 Friedel Stuttgen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:20
CPC Classifications
B; B60; B60C; B60C5/00; B60B; B60B17/00; B60B17/02; B60B25/00; B60B25/22; B60C3/00; B60C7/00; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10036; Y10T152/10063; Y10T152/10279; Y10T152/10288; Y10T152/10297; Y10T152/10306
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
119 words
A tire for heavy loads, the tire comprising a metal felloe having a pair of sides opposing each other across an air space, a ring member having a plurality of rubber layers, a breaker strip and wire cores, the ring being a generally flat ring having a width and a maximum height of which the width is at least twice the maximum height, the flat ring having outer edges held by the opposing sides of the metal felloe, and wherein the ring member is supported intermediate said outer edges by air contained in the air space enclosed by the ring member and the metal felloe, and the breaker strip and wire cores at least partially overlapping in radial projection.
Claim 2
Dependent Claim
119 words
A tire for heavy loads, the tire comprising a metal felloe having a pair of sides opposing each other across an air space, a ring member having a plurality of rubber layers, a breaker strip and wire cores, the ring being a generally flat ring having a width and a maximum height of which the width is at least twice the maximum height, the flat ring having outer edges held by the opposing sides of the metal felloe, and wherein the ring member is supported intermediate said outer edges by air contained in the air space enclosed by the ring member and the metal felloe, and the breaker strip and wire cores at least partially overlapping in radial projection.
Claim 3
Dependent Claim
29 words
A tire according to claim 1, wherein the felloe has two parts, and a circumferential seal is provided between the circumference of the two-part felloe and the flat ring.
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) | 1989-03-03 | 1989-09-02 | 1990-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-03-03 | 1993-09-02 | 1994-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-03-03 | 1997-09-02 | 1998-03-04 | $7700.00 | Window Closed / Lapsed |