Patent US4257623A successfully refreshed from Google Patents.
US4257623A
Expired / Lapsed
US
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Supporting structure for a suspension member for a vehicle
Assignee: Toyota Motor Corp
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Filing: 1979-05-23
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Granted: 1981-03-24
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Expires: 1999-05-23
Abstract
Abstract A supporting structure for a suspension member on a vehicle includes a front cushion and a rear cushion provided between the suspension member and the body of the vehicle. The front cushion is designed with a small spring rate against a load acting longitudinally on the vehicle and a vertical load on the vehicle. The rear cushion provides a large spring rate against a vertical load on the vehicle.
Inventors
- 👤 Mitsuo Kawase
- 👤 Hiroyuki Watanabe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:14
CPC Classifications
B; B60; B60G; B60G7/00; B60G7/02
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
110 words
A supporting structure for a transversely extending suspension member on a vehicle, comprising a trailing arm pivotally connected to said suspension member and connected to a wheel of said vehicle, a front cushion and a rear cushion which resiliently support said suspension member on the body of said vehicle, said front cushion having a small spring rate against a load acting longitudinally on said vehicle and a vertical load on said vehicle, and said rear cushion having a large spring rate against said vertical load, wherein said rear cushion is horizontally positioned closer to the pivot point between said suspension member and said trailing arm than is said front cushion.
Claim 2
Dependent Claim
110 words
A supporting structure for a transversely extending suspension member on a vehicle, comprising a trailing arm pivotally connected to said suspension member and connected to a wheel of said vehicle, a front cushion and a rear cushion which resiliently support said suspension member on the body of said vehicle, said front cushion having a small spring rate against a load acting longitudinally on said vehicle and a vertical load on said vehicle, and said rear cushion having a large spring rate against said vertical load, wherein said rear cushion is horizontally positioned closer to the pivot point between said suspension member and said trailing arm than is said front cushion.
Claim 3
Dependent Claim
24 words
A supporting structure for a suspension member on a vehicle as defined in claim 1, wherein said front cushion is a shear type cushion.
Claim 4
Dependent Claim
26 words
A supporting structure for a suspension member on a vehicle as defined in claim 1 or 2, wherein said rear cushion is a compression type cushion.
Claim 5
Dependent Claim
33 words
A supporting structure for a suspension member on a vehicle as defined in claim 1, wherein said front cushion is a shear type cushion, and said rear cushion is a compression type cushion.
Claim 6
Dependent Claim
35 words
A supporting structure for a suspension member on a vehicle as defined in claim 4, wherein said suspension member is provided with a pair of brackets on which said front and rear cushions are mounted.
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) | 1984-03-23 | 1984-09-22 | 1985-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-03-23 | 1988-09-22 | 1989-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-03-23 | 1992-09-22 | 1993-03-24 | $7700.00 | Window Closed / Lapsed |