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Patent US4186823A successfully refreshed from Google Patents.
US4186823A
Expired / Lapsed
US
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Wheel wedge
Assignee: Dayco Products LLC
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Filing: 1978-09-28
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Granted: 1980-02-05
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Expires: 1998-09-28
Abstract
Abstract A wheel wedge 10 is provided which comprises a wheel contacting surface 20, a first ground-contacting surface 11 and a second ground-contacting surface 15. The first surface 11 comprises a plurality of transversely extending ribs 13 and the second surface 15 comprises a plurality of cylindrical members 16, such as tire studs, embedded therein.
Inventors
- 👤 Jack D. White, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:07
CPC Classifications
B; B60; B60T; B60T3/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
96 words
A wheel wedge made primarily of an elastomeric material and having a wheel-contacting surface, a first ground-contacting surface comprising a plurality of transversely extending ribs and a second ground-contacting surface comprising a plurality of spaced, generally cylindrical members at least partially embedded in said elastomeric material and having at least a portion of one end section thereof exposed at the face of said second surface, wherein said members have an anchoring portion at one end thereof which extends radially outwardly from the shank of said member, said anchoring portion being completely embedded in said elastomeric material.
Claim 2
Dependent Claim
96 words
A wheel wedge made primarily of an elastomeric material and having a wheel-contacting surface, a first ground-contacting surface comprising a plurality of transversely extending ribs and a second ground-contacting surface comprising a plurality of spaced, generally cylindrical members at least partially embedded in said elastomeric material and having at least a portion of one end section thereof exposed at the face of said second surface, wherein said members have an anchoring portion at one end thereof which extends radially outwardly from the shank of said member, said anchoring portion being completely embedded in said elastomeric material.
Claim 3
Dependent Claim
17 words
The wheel wedge of claim 1 wherein said elastomeric material has a plurality of fibers dispersed therethrough.
Claim 4
Dependent Claim
33 words
The wheel wedge of claim 2 wherein the amount of said fibers is in the approximate range of 10 to 100 parts by weight per 100 parts by weight of said elastomeric material.
Claim 5
Dependent Claim
11 words
The wheel wedge of claim 1 wherein said members are ceramic.
Claim 6
Dependent Claim
11 words
The wheel wedge of claim 1 wherein said members are metal.
Claim 7
Dependent Claim
15 words
The wheel wedge of claim 5 wherein said metal members have a carbide end portion.
Claim 8
Dependent Claim
26 words
The wheel wedge of claim 1 wherein said wedge is hollow with a hollow triangular frame located within said elastomeric material and united thereto by vulcanization.
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) | 1983-02-04 | 1983-08-06 | 1984-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-02-04 | 1987-08-06 | 1988-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-02-04 | 1991-08-06 | 1992-02-05 | $7700.00 | Window Closed / Lapsed |