Patent US4720120A successfully refreshed from Google Patents.
US4720120A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel suspension for motor vehicle
Assignee: Toyota Motor Corp
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Filing: 1987-03-13
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Granted: 1988-01-19
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Expires: 2007-03-13
Abstract
Abstract In a wheel suspension for a motor vehicle which comprises a subframe arranged transversely to the longitudinal direction of the vehicle and having a pair of laterally spaced front end portions to be fastened to the vehicle chassis and a pair of laterally spaced rear end portions to be fastened to the vehicle chassis, and a pair of suspension arms each base portion of which has a front end articulated to the respective front end portions of the subframe and a rear end to be articulated to the respective rear end portions of the subframe, a pair of brackets each are preliminarily fastened at their base portions to the rear end portions of the subframe to support each rear end base portion of the suspension arms articulated thereto and fastened at their base portions to the vehicle chassis through the rear end portions of the subframe and at their end portions to the vehicle chassis.
Inventors
- 👤 Hiroyuki Shimatani
- 👤 Yasuhiro Morita
- 👤 Hidesi Komamizu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:28
CPC Classifications
B; B60; B60G; B60G99/00; B60G3/00; B60G3/02; B60G3/04; B60G3/06; B60G7/00; B60G7/02; B62; B62D; B62D21/00; B62D21/11; B60G2200/00; B60G2200/10; B60G2200/14; B60G2200/142; B60G2200/154; B60G2200/40; B60G2200/44; B60G2204/00; B60G2204/10; B60G2204/14; B60G2204/143; B60G2204/1431; B60G2204/15; B60G2204/40; B60G2204/41; B60G2204/44; B60G2204/4404; B60G2206/00; B60G2206/01; B60G2206/10; B60G2206/122; B60G2206/60
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
162 words
In a wheel suspension for a motor vehicle comprising a subframe arranged transversely to the longitudinal direction of the vehicle and having a pair of laterally spaced front end portions to be fastened to the vehicle chassis and a pair of laterally spaced rear end portions to be fastened to the vehicle chassis, and a pair of suspension arms each base portion of which has a front end articulated to the respective front end portions of said subframe and a rear end to be articulated to the respective rear end portions of said subframe, the improvement wherein a pair of brackets each are fastened at their base portions to the rear end portions of said subframe to support each rear end base portion of said suspension arms articulated thereto, and wherein said brackets each are further fastened at their base portions to the vehicle chassis through the rear end portions of said subframe and at their end portions to the vehicle chassis.
Claim 2
Dependent Claim
162 words
In a wheel suspension for a motor vehicle comprising a subframe arranged transversely to the longitudinal direction of the vehicle and having a pair of laterally spaced front end portions to be fastened to the vehicle chassis and a pair of laterally spaced rear end portions to be fastened to the vehicle chassis, and a pair of suspension arms each base portion of which has a front end articulated to the respective front end portions of said subframe and a rear end to be articulated to the respective rear end portions of said subframe, the improvement wherein a pair of brackets each are fastened at their base portions to the rear end portions of said subframe to support each rear end base portion of said suspension arms articulated thereto, and wherein said brackets each are further fastened at their base portions to the vehicle chassis through the rear end portions of said subframe and at their end portions to the vehicle chassis.
Claim 3
Dependent Claim
39 words
A wheel suspension as recited in claim 1, wherein said brackets each are in the form of an L-letter shaped base plate fastened at its base portion to said subframe to reinforce each rear end portion of said subframe.
Claim 4
Dependent Claim
53 words
A wheel suspensioon as recited in claim 1, wherein said brackets each are integrally provided thereon with a sleeve, and each rear end base portion of said suspension arms is supported by a rubber-metal bearing including a metal bushing and a rubber element secured to said metal bushing and coupled within said sleeve.
References Cited (Backward Citations)
US3161419A
Cited
US3913696A
Cited
US4249753A
Cited
US4263980A
Cited
US4639006A
Cited
JPS59169206A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-01-18 | 1991-07-20 | 1992-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-01-18 | 1995-07-20 | 1996-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-01-18 | 1999-07-20 | 2000-01-19 | $7700.00 | Window Closed / Lapsed |