Patent US4135591A successfully refreshed from Google Patents.
US4135591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snowmobile rollover protective structure
Assignee: Individual
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Filing: 1977-10-17
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Granted: 1979-01-23
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Expires: 1997-10-17
Abstract
Abstract An attachment for protecting the hood and controls of snowmobiles from damage caused by the turning over of the vehicle which comprises a rigid, welded, cage structure extending above the steering handlebar but below the windshield. The structure is removably secured by its lower end to horizontal mounting brackets fixed on each side of the vehicle.
Inventors
- 👤 Keith F. Eberle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:27
CPC Classifications
B; B62; B62M; B62M27/00; B62M27/02; B60; B60R; B60R21/00; B60R21/02; B60R21/13; B62J; B62J27/00; B62J27/30
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
191 words
In a snowmobile having a frame, an engine mounted on the forward end of said frame; a hood over said engine; a windshield extending above said hood; front steering skies, a handlebar for angularly moving said skies; controls on said handlebar; a protective cage-like structure comprising a rigid frame including first and second spaced vertical members adapted to be mounted and secured removably to said frame on opposed sides adjacent the front end thereof; said first member straddling said hood; said second member extending above said handlebar but below the upper end of said windshield; rigid lateral supports extending between said first and second members and welded thereto; mounting means fixed horizontally to the lower part of said snowmobile on each side thereof; and securing means at the lower end of said first and second members for securing same removably to said mounting means, wherein said mounting means consist of inverted "L" shaped members having spaced notches in the upper part thereof, tubular rods welded above said notches; said securing means consisting of tubular sleeves welded to the ends of said first and second members, said sleeves fitting on said rods.
Claim 2
Dependent Claim
191 words
In a snowmobile having a frame, an engine mounted on the forward end of said frame; a hood over said engine; a windshield extending above said hood; front steering skies, a handlebar for angularly moving said skies; controls on said handlebar; a protective cage-like structure comprising a rigid frame including first and second spaced vertical members adapted to be mounted and secured removably to said frame on opposed sides adjacent the front end thereof; said first member straddling said hood; said second member extending above said handlebar but below the upper end of said windshield; rigid lateral supports extending between said first and second members and welded thereto; mounting means fixed horizontally to the lower part of said snowmobile on each side thereof; and securing means at the lower end of said first and second members for securing same removably to said mounting means, wherein said mounting means consist of inverted "L" shaped members having spaced notches in the upper part thereof, tubular rods welded above said notches; said securing means consisting of tubular sleeves welded to the ends of said first and second members, said sleeves fitting on said rods.
Claim 3
Dependent Claim
26 words
The invention as recited in claim 1, wherein said rods have vertical axial openings and locking pins fitting therein for preventing said sleeves from slipping therefrom.
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) | 1982-01-22 | 1982-07-24 | 1983-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-01-22 | 1986-07-24 | 1987-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-01-22 | 1990-07-24 | 1991-01-23 | $7700.00 | Window Closed / Lapsed |