Patent US4986208A successfully refreshed from Google Patents.
US4986208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine cover construction of small boat
Assignee: Yamaha Motor Co Ltd
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Filing: 1986-11-25
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Granted: 1991-01-22
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Expires: 2006-11-25
Abstract
Abstract A small boat embodying an improved hatch cover construction. The hatch cover is made from a thin lightweight material but is reinforced by a sub-frame and this reinforcing sub-frame rotatably journals the steering column.
Inventors
- 👤 Noboru Kobayashi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:16
CPC Classifications
B; B63; B63B; B63B34/00; B63B34/10
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
83 words
In a small watercraft having a hull defining a rider's area, steering means carried by said hull for steering said hull in the water, an opening formed in said hull forwardly of said rider's area, a hatch cover for removably closing said opening, said hatch cover being formed from a lightweight thin material, a steering column, a reinforcing member affixed to said hatch cover and journaling said steering column, and means coupling said steering column to said steering means for steering said watercraft.
Claim 2
Dependent Claim
83 words
In a small watercraft having a hull defining a rider's area, steering means carried by said hull for steering said hull in the water, an opening formed in said hull forwardly of said rider's area, a hatch cover for removably closing said opening, said hatch cover being formed from a lightweight thin material, a steering column, a reinforcing member affixed to said hatch cover and journaling said steering column, and means coupling said steering column to said steering means for steering said watercraft.
Claim 3
Dependent Claim
30 words
In a small watercraft as set forth in claim 1 wherein the hatch cover is pivotally supported by the hull for movement between an opened position and a closed position.
Claim 4
Dependent Claim
25 words
In a small watercraft as set forth in claim 2 wherein the means coupling the steering column to the steering means comprises a flexible transmitter.
Claim 5
Dependent Claim
17 words
In a small watercraft as set forth in claim 1 wherein the reinforcing member comprises a sub-frame.
Claim 6
Dependent Claim
17 words
In a small watercraft as set forth in claim 1 wherein the reinforcing member comprises a cross-beam.
Claim 7
Dependent Claim
23 words
In a small watercraft as set forth in claim 5 wherein the cross-beam is affixed to and forms a part of a sub-frame.
Claim 8
Dependent Claim
30 words
In a small watercraft as set forth in claim 6 wherein the hatch cover is pivotally supported by the hull for movement between an opened position and a closed position.
Claim 9
Dependent Claim
35 words
In a small watercraft as set forth in claim 7 further including an engine for driving the watercraft positioned beneath the opening and accessable therethrough when the hatch cover is pivoted to its opened position.
Claim 10
Dependent Claim
32 words
In a small watercraft as set forth in claim 8 wherein the sub-frame comprises a generally trapezoidal shape member in longitudinal cross-section to which the cross-beam is affixed in a perpendicular fashion.
Claim 11
Dependent Claim
44 words
In a small watercraft as set forth in claim 9 wherein the steering means comprises the steering nozzle of a jet drive unit and the steering column is coupled to said steering nozzle by means of a flexible transmitter for steering of the watercraft.
References Cited (Backward Citations)
FR1163674A
Cited
US3119364A
Cited
US3426724A
Cited
US3970164A
Cited
US3989002A
Cited
US4616168A
Cited
US4644891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-01-21 | 1994-07-23 | 1995-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-01-21 | 1998-07-23 | 1999-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-01-21 | 2002-07-23 | 2003-01-22 | $7700.00 | Window Closed / Lapsed |