US3599740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snowmobile cab assembly
Assignee: Individual
•
Filing: 1969-04-29
•
Granted: 1971-08-17
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Expires: 1989-04-29
Abstract
Abstract A snowmobile cab assembly adapted to be used universally on all snowmobile models. The cab assembly includes a slidable cab mounted on a frame attached to the snowmobile with the cab frame and the mounting frame providing a roll bar structure for safety purposes in snowmobile operation. The cab assembly is demountable and may mount the windshield for the snowmobile if desired.
Inventors
- 👤 Werner W Martinmaas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:18
CPC Classifications
B; B62; B62M; B62M27/00; B62M27/02
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
216 words
A snowmobile cab adapted to be mounted on a snowmobile having an elongated frame with a cowl-covered engine at one end of the same and a track drive mechanism positioned beneath the elongated frame extending from the other end of the same comprising, a frame member generally U-shaped in form having spaced straight parallel and horizontally extending end portions and a transversely extending curved central portion, flange means connected to horizontally spaced parallel end portions of the frame member and adapted to be connected to the elongated frame of a snowmobile to mount the frame member on the snowmobile with the end portions generally parallel to the elongated frame and the curved central portion positioned vertically adjacent and around the cowl-covered engine of the snowmobile, an elongated brace having horizontally extending central portions with transversely extending curved portions at the ends of the same symmetrical with the curved central portion of the frame member, means slidably mounting said elongated brace on the parallel end portions of the frame member, a reinforcing member connected between the curved brace portions, and transparent covering means positioned over the brace of the cover structure such that the brace and reinforcing member with the covering means and the frame member form a protective cover and a roll structure for a snowmobile.
Claim 2
Dependent Claim
216 words
A snowmobile cab adapted to be mounted on a snowmobile having an elongated frame with a cowl-covered engine at one end of the same and a track drive mechanism positioned beneath the elongated frame extending from the other end of the same comprising, a frame member generally U-shaped in form having spaced straight parallel and horizontally extending end portions and a transversely extending curved central portion, flange means connected to horizontally spaced parallel end portions of the frame member and adapted to be connected to the elongated frame of a snowmobile to mount the frame member on the snowmobile with the end portions generally parallel to the elongated frame and the curved central portion positioned vertically adjacent and around the cowl-covered engine of the snowmobile, an elongated brace having horizontally extending central portions with transversely extending curved portions at the ends of the same symmetrical with the curved central portion of the frame member, means slidably mounting said elongated brace on the parallel end portions of the frame member, a reinforcing member connected between the curved brace portions, and transparent covering means positioned over the brace of the cover structure such that the brace and reinforcing member with the covering means and the frame member form a protective cover and a roll structure for a snowmobile.
Claim 3
Dependent Claim
52 words
The snowmobile cab of claim 1 in which the frame member and the brace for a slidable cover structure are made of a tubular metal construction and in which the curved central portion of the frame member is adapted to be positioned relative tO the cowl to abut a windshield associated therewith.
Claim 4
Dependent Claim
80 words
The snowmobile cab of claim 2 in which the curved portion of the brace at the rear of the snowmobile is inclined at an angle to the other curved portion of the brace such that the slidable cover structure has the greatest longitudinal dimension at the top of the cover structure and including additional covering means positioned over the curved portion of the brace at the rear of the snowmobile adapted to fit around the elongated frame of the snowmobile.
Claim 5
Dependent Claim
27 words
The snowmobile cab of claim 3 in which the additional covering means over the cover structure at the rear of the snowmobile is transparent and selectively removable.
Claim 6
Dependent Claim
29 words
The snowmobile cab of claim 4 and including windshield means connected to the curved central portion of the tubular frame member and adapted to fit around the cowl-covered engine.
Claim 7
Dependent Claim
48 words
The snowmobile cab of claim 5 in which the windshield means includes a rigid portion and a deformable portion at the sides of the cowl-covered engine with means for deforming the deformable portion of the windshield along the sides of the cowl to fit snugly over the same.
Claim 8
Dependent Claim
34 words
The snowmobile cab of claim 5 in which a the additional covering means over the rear of the cover structure is deformable to fit around a portion of the elongated frame of a snowmobile.
Claim 9
Dependent Claim
38 words
The snowmobile cab of claim 5 in which the additional covering means on the rear of the slidable cover structure has a recessed aperture therein adapted to fit around a portion of the elongated frame of a snowmobile.
Claim 10
Dependent Claim
25 words
The snowmobile cab of claim 5 and including means for releasably connecting the slidable cover structure to a closed position on the tubular frame member.
Claim 11
Dependent Claim
35 words
The snowmobile cab of claim 5 in which said windshield means includes releasable snap means positioned around the curved central portion of the tubular frame member to releasably mount the windshield on the frame member.
Claim 12
Dependent Claim
198 words
A protective enclosure for a snowmobile having an elongated frame with a hood covering an engine at one end of the same and steerable skiis with a track drive mechanism beneath the elongated frame comprising, a frame member generally U-shaped in form having spaced straight parallel and horizontally extending end portions and a transversely extending curved central portion with the end portions being adapted to fit around the sides of the elongated frame of the snowmobile and with the transversely extending curved central portion adapted to fit over the elongated frame adjacent the engine hood, flange means connected to the horizontally spaced parallel end portions of the frame and connected to the elongated frame of the snowmobile to mount the frame member on the snowmobile with the end portions generally parallel to the elongated frame and the curved central portion positioned generally vertical and adjacent the engine hood, windshield means removably connected to the curved central portion of the frame member fitting around the hood of the snowmobile and releasably secured thereto, said curved central portion of the frame member and said windshield means forming a protective enclosure for the snowmobile and a roll structure for the same.
Claim 13
Dependent Claim
198 words
A protective enclosure for a snowmobile having an elongated frame with a hood covering an engine at one end of the same and steerable skiis with a track drive mechanism beneath the elongated frame comprising, a frame member generally U-shaped in form having spaced straight parallel and horizontally extending end portions and a transversely extending curved central portion with the end portions being adapted to fit around the sides of the elongated frame of the snowmobile and with the transversely extending curved central portion adapted to fit over the elongated frame adjacent the engine hood, flange means connected to the horizontally spaced parallel end portions of the frame and connected to the elongated frame of the snowmobile to mount the frame member on the snowmobile with the end portions generally parallel to the elongated frame and the curved central portion positioned generally vertical and adjacent the engine hood, windshield means removably connected to the curved central portion of the frame member fitting around the hood of the snowmobile and releasably secured thereto, said curved central portion of the frame member and said windshield means forming a protective enclosure for the snowmobile and a roll structure for the same.
Claim 14
Dependent Claim
34 words
The protective enclosure of claim 11 in which said windshield means includes releasable snap means positioned around the curved central portion of the frame member to releasably mount the windshield on the frame member.
Claim 15
Dependent Claim
74 words
The protective enclosure of claim 11 and including brace means having curved portions symmetrical with the shape of the curved central portion of the frame member and connected to the straight parallel extending end portions of the frame member and extending substantially normal thereto, and covering means connected to the brace means and forming with the frame member and windshield means a covering for the snowmobile and a protective roll structure for the same.
Claim 16
Dependent Claim
216 words
A snowmobile cab adapted to be mounted on a snowmobile having an elongated frame witH a cowl-covered engine at one end of the same and a track drive mechanism positioned beneath the elongated frame extending from the other end of the same comprising, a frame member generally U-shaped in form having spaced straight parallel and horizontally extending end portions and a transversely extending curved central portion, flange means connected to horizontally spaced parallel end portions of the frame member and adapted to be connected to the elongated frame of a snowmobile to mount the frame member on the snowmobile with the end portions generally parallel to the elongated frame and the curved central portion positioned vertically adjacent and around the cowl-covered engine of the snowmobile, an elongated brace having horizontally extending central portions with transversely extending curved portions at the ends of the same symmetrical with the curved central portion of the frame member, means mounting said cover structure on the parallel end portions of the frame member, a reinforcing member connected between the curved brace portions, and covering means positioned over the brace of the cover structure such that the brace of the cover structure with the covering means thereon and the frame member form a protective cover and a roll structure for a snowmobile.
Claim 17
Dependent Claim
216 words
A snowmobile cab adapted to be mounted on a snowmobile having an elongated frame witH a cowl-covered engine at one end of the same and a track drive mechanism positioned beneath the elongated frame extending from the other end of the same comprising, a frame member generally U-shaped in form having spaced straight parallel and horizontally extending end portions and a transversely extending curved central portion, flange means connected to horizontally spaced parallel end portions of the frame member and adapted to be connected to the elongated frame of a snowmobile to mount the frame member on the snowmobile with the end portions generally parallel to the elongated frame and the curved central portion positioned vertically adjacent and around the cowl-covered engine of the snowmobile, an elongated brace having horizontally extending central portions with transversely extending curved portions at the ends of the same symmetrical with the curved central portion of the frame member, means mounting said cover structure on the parallel end portions of the frame member, a reinforcing member connected between the curved brace portions, and covering means positioned over the brace of the cover structure such that the brace of the cover structure with the covering means thereon and the frame member form a protective cover and a roll structure for a snowmobile.
Claim 18
Dependent Claim
17 words
The snowmobile cab of claim 14 in which the covering means is formed of a Plexiglass material.
Claim 19
Dependent Claim
26 words
The snowmobile cab of claim 14 in which the frame member and the elongated brace of the cab structure are made of a tubular metal material.
Claim 20
Dependent Claim
32 words
The snowmobile cab of claim 14 and including windshield means removably connected to the curved central portion of the frame member and adapted to fit around the cowl-covered engine of the snowmobile.
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) | 1974-08-16 | 1975-02-15 | 1975-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-16 | 1979-02-15 | 1979-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-16 | 1983-02-15 | 1983-08-17 | $7700.00 | Window Closed / Lapsed |