US3305245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle suspension system
Assignee: Individual
•
Filing: 1964-12-29
•
Granted: 1967-02-21
•
Expires: 1984-12-29
Abstract
No abstract record available.
Inventors
- 👤 Roy M Eidal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:15
CPC Classifications
B; B60; B60G; B60G5/00; B60G5/04; B60G21/00; B60G21/02; B60G21/04; B60G21/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A VEHICLE SUSPENSION SYSTEM COMPRISING IN COMBINATION: (A) A FORWARD ROAD WHEEL AND AXLE ASSEMBLY, (B) A REAR ROAD WHEEL AND AXLE ASSEMBLY, (C) A FRAME, (D) GUIDE SLEEVES FIXED ON SAID FRAME, (E) A GUIDE COLUMN FIXED TO EACH OF SAID AXLES VERTICALLY RECIPROCATABLE IN SAID GUIDE SLEEVES, (F) A PAIR OF HORIZONTALLY SPACED IDLER ROLLERS, (G) AN IDLER LEVER FOR EACH OF SAID IDLER ROLLERS PIVOTALLY MOUNTED ON SAID FRAME, (H) YIELDING FLUID CYLINDERS ON SAID FRAME CONNECTED TO ACTUATE SAID IDLER LEVERS TO SWING SAID IDLER ROLLERS RADIALLY, (I) A LENGTH OF CHAIN HAVING ONE END CONNECTED TO ONE OF SAID GUIDE COLUMNS AND ITS OTHER END CONNECTED TO THE OTHER OF SAID GUIDE COLUMNS AND ENGAGING SAID IDLER PULLEYS SO THAT SAID GUIDE COLUMNS ARE CAUSED TO MOVE IN OPPOSITE DIRECTIONS RELATIVE TO SAID FRAME WHILE SAID YIELDING FLUID CYLINDERS ARE ARRANGED TO CONTROL THE RELATIVE VERTICAL POSITION OF SAID FRAME TO BOTH OF SAID WHEEL ASSEMBLIES.
Claim 2
Dependent Claim
161 words
A VEHICLE SUSPENSION SYSTEM COMPRISING IN COMBINATION: (A) A FORWARD ROAD WHEEL AND AXLE ASSEMBLY, (B) A REAR ROAD WHEEL AND AXLE ASSEMBLY, (C) A FRAME, (D) GUIDE SLEEVES FIXED ON SAID FRAME, (E) A GUIDE COLUMN FIXED TO EACH OF SAID AXLES VERTICALLY RECIPROCATABLE IN SAID GUIDE SLEEVES, (F) A PAIR OF HORIZONTALLY SPACED IDLER ROLLERS, (G) AN IDLER LEVER FOR EACH OF SAID IDLER ROLLERS PIVOTALLY MOUNTED ON SAID FRAME, (H) YIELDING FLUID CYLINDERS ON SAID FRAME CONNECTED TO ACTUATE SAID IDLER LEVERS TO SWING SAID IDLER ROLLERS RADIALLY, (I) A LENGTH OF CHAIN HAVING ONE END CONNECTED TO ONE OF SAID GUIDE COLUMNS AND ITS OTHER END CONNECTED TO THE OTHER OF SAID GUIDE COLUMNS AND ENGAGING SAID IDLER PULLEYS SO THAT SAID GUIDE COLUMNS ARE CAUSED TO MOVE IN OPPOSITE DIRECTIONS RELATIVE TO SAID FRAME WHILE SAID YIELDING FLUID CYLINDERS ARE ARRANGED TO CONTROL THE RELATIVE VERTICAL POSITION OF SAID FRAME TO BOTH OF SAID WHEEL ASSEMBLIES.
References Cited (Backward Citations)
US2296681A
Cited
US2823926A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |