Patent US4373743A successfully refreshed from Google Patents.
US4373743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel suspension system for vehicles
Assignee: Individual
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Filing: 1980-11-21
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Granted: 1983-02-15
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Expires: 2000-11-21
Abstract
Abstract Independently mounted wheel supports on opposite sides of a vehicle are respectively connected together and to the frame of the vehicle by a linkage connected between the upper and lower control arms of the wheel supports, and an automatic camber adjustment linkage is connected between the frame of the vehicle and the wheel supports for changing the camber of the wheels in response to a roll of the frame.
Inventors
- 👤 Charles F. Parsons, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:56
CPC Classifications
B; B60; B60G; B60G3/00; B60G3/18; B60G3/20; B60G3/26; B60G21/00; B60G21/02; B60G21/04; B60G21/05; B62; B62D; B62D17/00; B60G2200/00; B60G2200/10; B60G2200/14; B60G2200/144; B60G2200/30; B60G2200/34; B60G2200/345; B60G2200/40; B60G2200/46; B60G2204/00; B60G2204/10; B60G2204/14; B60G2204/143; B60G2204/40; B60G2204/421; B60G2204/422; B60G2204/61; B60G2204/62; B60G2204/80; B60G2204/82; B60G2204/83; B60G2204/8302
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
173 words
A wheel suspension system for a vehicle having a frame, comprising in combination, first and second wheel supports located on opposite sides of said frame and each having wheel mounting axle means thereon, two pairs of upper and lower links respectively having one outer end of said lower links pivotably attached to a lower portion of one of said wheel supports, and having the other ends of said lower links pivotably attached to said frame for pivotal movement relative to a fore and aft axis, the inner ends of said upper links being pivotably connected to a respective one of said lower links, first and second levers respectively and pivotably attached to an upper portion of one of said wheel supports, the outer ends of said upper links being respectively and pivotably attached to said levers, and first and second camber control links each pivotably attached at one end to said frame for pivotal movement about a fore and aft axis and pivotably attached at the other end to one of said levers.
Claim 2
Dependent Claim
173 words
A wheel suspension system for a vehicle having a frame, comprising in combination, first and second wheel supports located on opposite sides of said frame and each having wheel mounting axle means thereon, two pairs of upper and lower links respectively having one outer end of said lower links pivotably attached to a lower portion of one of said wheel supports, and having the other ends of said lower links pivotably attached to said frame for pivotal movement relative to a fore and aft axis, the inner ends of said upper links being pivotably connected to a respective one of said lower links, first and second levers respectively and pivotably attached to an upper portion of one of said wheel supports, the outer ends of said upper links being respectively and pivotably attached to said levers, and first and second camber control links each pivotably attached at one end to said frame for pivotal movement about a fore and aft axis and pivotably attached at the other end to one of said levers.
Claim 3
Dependent Claim
38 words
A wheel suspension system according to claim 1 wherein the locations at which said camber control links are attached to said frame are above the locations at which said first and second links are attached to said frame.
Claim 4
Dependent Claim
41 words
A wheel suspension system according to claim 2 wherein said lower links and said camber control links are of equal length and the ones of said lower and camber control links on the same side of said frame are mutually parallel.
Claim 5
Dependent Claim
38 words
A wheel suspension system according to claim 3 wherein said upper links are attached to said levers at locations between the locations at which said levers are attached to said wheel supports and to said camber control links.
Claim 6
Dependent Claim
32 words
A wheel suspension system according to claim 4 wherein said camber control links are attached to said levers at locations below the points of attachment of said levers to said wheel supports.
Claim 7
Dependent Claim
29 words
A wheel suspension system according to claim 1 wherein said camber control links are pivotably attached to said frame for pivotal movement about a common fore and aft axis.
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) | 1986-02-14 | 1986-08-16 | 1987-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-02-14 | 1990-08-16 | 1991-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-02-14 | 1994-08-16 | 1995-02-15 | $7700.00 | Window Closed / Lapsed |