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USRE28423E Expired / Lapsed US ⏱️ 0.0 years remaining

Snow vehicle front suspension

Assignee: —
•
Filing: 1972-11-24
•
Granted: 1975-05-20
•
Expires: 1992-11-24
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Abstract

Abstract 13. A MOUNTING ASSEMBLY FOR OPERATIVELY MOUNTING A STEERABLE SKI ON A DOWNWARDLY DIRECTED STEERING SHAFT, SPINDLE, OR THE LIKE OF A SNOW VEHICLE, SAID ASSEMBLY INCLUDING AN ELONGATED ARM DISPOSED ABOVE AND EXTENDING GENERALLY LONGITUDINALLY OF THE SKI, A HYDRAULIC, DIRECT ACTING TELESCOPIC SHOCK ABSORBER INCLUDING A CYLINDER MEMBER, A PISTON ROD MEMBER RECIPROCABLE RELATIVE TO SAID CYLINDER MEMBER, FIRST ATTACHMENT MEANS ON ONE OF SAID MEMBERS AND SECOND ATTACHMENT MEANS ON THE OTHER OF SAID MEMBERS, A FIRST PIVOT MOUNTING FOR CONNECTING ONE END OF SAID ARM TO THE SKI, A SECOND PIVOT MOUNTING FOR CONNECTING THE OPPOSITE END OF SAID ARM TO ONE OF SAID ATTACHMENT MEANS OF SAID SHOCK ABSORBER, THE OTHER OF SAID ATTACHMENT MEANS OF SAID SHOCK ABSORBER BEING CONNECTED TO THE SKI, AND A HELICAL COIL SPRING HAVING UPPER AND LOWER END PORTIONS AND ADAPTED TO RESILIENTLY RESIST RELATIVE PIVOTAL MOVEMENT BETWEEN SAID ARM AND THE SKI, SAID LOWER END OF SAID SPRING TERMINATING ADJACENT THE SKI AND SAID UPPER END OF SAID SPRING TERMINATING ADJACENT SAID SECOND PIVOT MOUNTING.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 16:19
CPC Classifications
B; B62; B62B; B62B13/00; B62B13/02; B62B13/06; B62B13/08; B62B17/00; B62B17/02; B62B17/04

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1891188A Cited
US1892064A Cited
US2228538A Cited
US2223834A Cited
US2700427A Cited
US2925873A Cited
US3023824A Cited
US3166338A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1978-05-19 1978-11-18 1979-05-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1982-05-19 1982-11-18 1983-05-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1986-05-19 1986-11-18 1987-05-20 $7700.00 Window Closed / Lapsed

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