US4144951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel chock
Assignee: Individual
•
Filing: 1978-01-09
•
Granted: 1979-03-20
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Expires: 1998-01-09
Abstract
Abstract A wheel chock comprising a molded body and a stabilizer bar principally housed in said body in retracted condition; said bar adapted to be extended whereby the weight of a vehicle resting on said bar holds said body firmly in place against a tire and restrains movement thereof.
Inventors
- 👤 Levoy B. Rea
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:30
CPC Classifications
B; B60; B60T; B60T3/00
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
92 words
A wheel chock comprising a body including a wheel-engaging surface, longitudinally extending and laterally spaced bores in said body, an essentially U-shaped stabilizer bar including a bight and rearwardly extending legs, said legs adapted to pass through the respective bores into said body, means in proximity to the end of each of said legs serving as forward limit stops for said bar, said bar adapted to be at least partially extended in operative condition, said wheel to be positioned on said bar and bear against said wheel-engaging surface to restrain movement thereof.
Claim 2
Dependent Claim
92 words
A wheel chock comprising a body including a wheel-engaging surface, longitudinally extending and laterally spaced bores in said body, an essentially U-shaped stabilizer bar including a bight and rearwardly extending legs, said legs adapted to pass through the respective bores into said body, means in proximity to the end of each of said legs serving as forward limit stops for said bar, said bar adapted to be at least partially extended in operative condition, said wheel to be positioned on said bar and bear against said wheel-engaging surface to restrain movement thereof.
Claim 3
Dependent Claim
11 words
The invention of claim 1 wherein said body includes internal supports.
Claim 4
Dependent Claim
11 words
The invention of claim 1 wherein said legs are generally parallel.
Claim 5
Dependent Claim
28 words
The invention of claim 1 wherein said legs converge rearwardly and bear against the inner sides of the respective bores when said stabilizer bar is in extended condition.
Claim 6
Dependent Claim
28 words
The invention of claim 1 wherein said legs diverge rearwardly and bear against the outer sides of the respective bores when said stabilizer bar is in extended condition.
Claim 7
Dependent Claim
29 words
The invention of claim 1 wherein said body is essentially solid and includes essentially longitudinally extending and laterally spaced bores to accommodate the respective legs of said stabilizer bar.
Claim 8
Dependent Claim
14 words
The invention of claim 1 including a plurality of grooves in said wheel-engaging surface.
Claim 9
Dependent Claim
20 words
The invention of claim 1 wherein said wheel-engaging surface includes means to restrain lateral movement of a wheel supported thereon.
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) | 1982-03-19 | 1982-09-18 | 1983-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-03-19 | 1986-09-18 | 1987-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-03-19 | 1990-09-18 | 1991-03-20 | $7700.00 | Window Closed / Lapsed |