US4416348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cowling for tricycle vehicle
Assignee: Yamaha Motor Co Ltd
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Filing: 1980-09-05
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Granted: 1983-11-22
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Expires: 2000-09-05
Abstract
Abstract A cowling for a motor-driven tricycle vehicle having two rear wheels, a front wheel, and an engine and a seat. The cowling is in two members: a front and a rear member, which are independently attached and removable to the vehicle body. A split is provided between the sections to admit cooling air to the engine inside the cowling.
Inventors
- 👤 Takumi Fukui
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:59
CPC Classifications
B; B62; B62K; B62K5/00; B62K5/02; B62K5/027; B62J; B62J17/00; B62J17/10; B62M; B62M7/00; B62M7/02; B62M7/06
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
142 words
A cowling for a tricycle vehicle of the type having a body, two rear wheels, one forward steerable wheel, a steering head pipe for steering said forward wheel, and an engine disposed forwardly of the rear wheels and rearwardly of the forward wheel, said cowling comprising: a front cowling member rearwardly of said steering head pipe, disposed so as to be grippable by the knees of the rider, a rear cowling member disposed rearwardly of said front cowling member, the front portion of the rear cowling member extending above the rear portion of the front cowling member, a seat on said rear cowling member; and a fuel tank mounted to said body forwardly of said seat and immediately rearwardly of said steering head pipe, said front cowling member covering said fuel tank, and said cowling members being detachably attached to said body.
Claim 2
Dependent Claim
142 words
A cowling for a tricycle vehicle of the type having a body, two rear wheels, one forward steerable wheel, a steering head pipe for steering said forward wheel, and an engine disposed forwardly of the rear wheels and rearwardly of the forward wheel, said cowling comprising: a front cowling member rearwardly of said steering head pipe, disposed so as to be grippable by the knees of the rider, a rear cowling member disposed rearwardly of said front cowling member, the front portion of the rear cowling member extending above the rear portion of the front cowling member, a seat on said rear cowling member; and a fuel tank mounted to said body forwardly of said seat and immediately rearwardly of said steering head pipe, said front cowling member covering said fuel tank, and said cowling members being detachably attached to said body.
Claim 3
Dependent Claim
36 words
A cowling according to claim 1 in which said front cowling member is depressed at its rear end inwardly of said rear cowling member whereby to define forwardly-facing inlets for cooling air flow to said engine.
Claim 4
Dependent Claim
46 words
A cowling according to claim 1 in which outlets are formed through said rear cowling member above said engine to provide for exit of air which has flowed past said engine, and in which a seat bottom plate is spaced from overhangs and faces said outlets.
Claim 5
Dependent Claim
46 words
A cowling according to claim 2 in which outlets are formed through said rear cowling member above said engine to provide for exit of air which has flowed past said engine, and in which a seat bottom plate is spaced from overhangs and faces said outlets.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-11-21 | 1987-05-23 | 1987-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-11-21 | 1991-05-23 | 1991-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-11-21 | 1995-05-23 | 1995-11-22 | $7700.00 | Window Closed / Lapsed |