Patent US3758170A successfully refreshed from Google Patents.
US3758170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snowmobile track
Assignee: ARCTIC ENTERPRISES INC US
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Filing: 1971-12-27
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Granted: 1973-09-11
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Expires: 1991-12-27
Abstract
Abstract A track assembly for a snowmobile is provided wherein an endless flexible belt has joined thereto a plurality of cleat assembly members extending transversely across the belt, said cleat assembly includes at least two cleat members having a flange portion extending outwardly from the belt with each of said cleat members being joined to opposite ends of a spring steel member to form a unitary cleat assembly.
Inventors
- 👤 E Mazurek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:07
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/18; B62D55/26; B62M; B62M27/00; B62M27/02; B62M2027/027
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
115 words
A tread assembly for a snowmobile comprising: a. an endless belt assembly defining a tread; b. a plurality of cleat assembly members joined to and spaced along said belt and extending transversely across said belt assembly, said cleat assembly including at least two spaced Cleat members each having a flat portion parallel to said belt surface with a flange extending outwardly from said belt, the flat portion of each of said cleat members being joined to opposite ends of a flat bar member to form a cleat assembly, the end portions of said bar member being turned upwardly to form a flange which projects beyond the edges of the flanged portions of said cleat members.
Claim 2
Dependent Claim
115 words
A tread assembly for a snowmobile comprising: a. an endless belt assembly defining a tread; b. a plurality of cleat assembly members joined to and spaced along said belt and extending transversely across said belt assembly, said cleat assembly including at least two spaced Cleat members each having a flat portion parallel to said belt surface with a flange extending outwardly from said belt, the flat portion of each of said cleat members being joined to opposite ends of a flat bar member to form a cleat assembly, the end portions of said bar member being turned upwardly to form a flange which projects beyond the edges of the flanged portions of said cleat members.
Claim 3
Dependent Claim
16 words
A tread assembly in accordance with claim 1 wherein the flat bar member is spring steel.
Claim 4
Dependent Claim
15 words
A tread assembly in accordance with claim 1 wherein said cleat members are channel shaped.
Claim 5
Dependent Claim
16 words
A tread assembly in accordance with claim 3 wherein said flat bar member is spring steel.
Claim 6
Dependent Claim
130 words
A tread assembly for a snowmobile comprising: a. An endless belt assembly defining a tread and including three endless belt members arranged in parallel configuration and spaced from one another; b. a plurality of cleat assembly members joined to and spaced along said belt and extending transversely across said belt assembly, said cleat assembly including at least two spaced cleat members each having a flat portion parallel to said belt surface with a flange extending outwardly from said belt, the flat portion of each of said cleat members being joined to opposite ends of a flat bar member to form a cleat assembly, the end portions of said bar member being turned upwardly to form a flange which projects beyond the edges of the flanged portions of said cleat members.
Claim 7
Dependent Claim
130 words
A tread assembly for a snowmobile comprising: a. An endless belt assembly defining a tread and including three endless belt members arranged in parallel configuration and spaced from one another; b. a plurality of cleat assembly members joined to and spaced along said belt and extending transversely across said belt assembly, said cleat assembly including at least two spaced cleat members each having a flat portion parallel to said belt surface with a flange extending outwardly from said belt, the flat portion of each of said cleat members being joined to opposite ends of a flat bar member to form a cleat assembly, the end portions of said bar member being turned upwardly to form a flange which projects beyond the edges of the flanged portions of said cleat members.
Claim 8
Dependent Claim
15 words
A tread assembly in accordance with claim 5, wherein said cleat members are channel shaped.
Claim 9
Dependent Claim
16 words
A tread assembly in accordance with claim 6, wherein said flat bar member is spring steel.
Claim 10
Dependent Claim
117 words
A tread assembly for a snowmobile comprising: a. An endless belt assembly defining a tread, and including a central and at least two side endless belt members arranged in parallel configuration and spaced from one another; b. a plurality of cleat assembly members joined to and spaced along said belt and extending transversely across said belt assembly, said cleat assembly including at least two spaced cleat members each having a flat portion parallel to said belt surface with a flange extending outwardly from said belt, the flat portion of each of said cleat members being joined to opposite ends of a flat bar member at a location intermediate the central belt member to form a cleat assembly.
Claim 11
Dependent Claim
117 words
A tread assembly for a snowmobile comprising: a. An endless belt assembly defining a tread, and including a central and at least two side endless belt members arranged in parallel configuration and spaced from one another; b. a plurality of cleat assembly members joined to and spaced along said belt and extending transversely across said belt assembly, said cleat assembly including at least two spaced cleat members each having a flat portion parallel to said belt surface with a flange extending outwardly from said belt, the flat portion of each of said cleat members being joined to opposite ends of a flat bar member at a location intermediate the central belt member to form a cleat assembly.
Claim 12
Dependent Claim
15 words
A tread assembly in accordance with claim 8 wherein said cleat members are channel shaped.
Claim 13
Dependent Claim
16 words
A tread assembly in accordance with claim 9 wherein said flat bar member is spring steel.
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) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-10 | 1985-03-12 | 1985-09-11 | $7700.00 | Window Closed / Lapsed |