Patent US4698037A successfully refreshed from Google Patents.
US4698037A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective cowling arrangement for outboard motor
Assignee: Yamaha Marine Co Ltd
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Filing: 1986-03-28
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Granted: 1987-10-06
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Expires: 2006-03-28
Abstract
Abstract An outboard motor cowling arrangement wherein the cowling includes a tray that is affixed directly to the drive shaft housing independently of the other cowling portions.
Inventors
- 👤 Eifu Watanabe
- 👤 Toshiyuki Yamazaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:02
CPC Classifications
F; F02; F02B; F02B61/00; F02B61/04; F02B61/045
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
146 words
An outboard motor construction comprising a drive shaft housing having an outer peripheral surface, an internal combustion engine supported by a supporting element at the upper end of said drive shaft housing, and a protective cowling encircling said engine and the upper end of said drive shaft housing, said protective cowling comprising a tray portion disposed at least in part beneath said engine, an upper cowling portion affixed to said tray portion, encircling and enclosing said engine and sealingly engaged with said tray portion around its periphery and a skirt portion surrounding said drive shaft housing around its periphery, affixed directly to said drive shaft housing independently of said tray portion and carrying means sealingly engaged with said tray portion around its periphery, said skirt portion being removable from said drive shaft housing without removal of either of said tray portions or said upper cowling portion.
Claim 2
Dependent Claim
146 words
An outboard motor construction comprising a drive shaft housing having an outer peripheral surface, an internal combustion engine supported by a supporting element at the upper end of said drive shaft housing, and a protective cowling encircling said engine and the upper end of said drive shaft housing, said protective cowling comprising a tray portion disposed at least in part beneath said engine, an upper cowling portion affixed to said tray portion, encircling and enclosing said engine and sealingly engaged with said tray portion around its periphery and a skirt portion surrounding said drive shaft housing around its periphery, affixed directly to said drive shaft housing independently of said tray portion and carrying means sealingly engaged with said tray portion around its periphery, said skirt portion being removable from said drive shaft housing without removal of either of said tray portions or said upper cowling portion.
Claim 3
Dependent Claim
29 words
An outboard motor construction as set forth in claim 1 wherein the skirt portion is affixed to the drive shaft housing independently of the tray portion and upper portion.
Claim 4
Dependent Claim
32 words
An outboard motor construction as set forth in claim 1 further including a flange formed on the supporting element and which is sealingly engaged by seal means carried by the tray portion.
Claim 5
Dependent Claim
29 words
An outboard motor construction as set forth in claim 3 wherein the skirt portion sealingly engages the tray portion outwardly of the seal means carried by the tray portion.
Claim 6
Dependent Claim
30 words
An outboard motor construction as set forth in claim 4 wherein the skirt portion is affixed to the drive shaft housing independently of the tray portion and the upper portion.
Claim 7
Dependent Claim
43 words
An outboard motor construction as set forth in claim 5 wherein the skirt portion has a pair of outwardly extending flanges engaged with opposite sides of a lug formed on the drive shaft housing and to which lug the flange portions are affixed.
Claim 8
Dependent Claim
38 words
An outboard motor construction as set forth in claim 5 wherein the skirt portion comprises a pair of mating members each having respective oppositely facing flanges affixed directly to oppositely facing lugs formed on the drive shaft housing.
References Cited (Backward Citations)
US153704A
Cited
US1890879A
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US2943592A
Cited
US3240180A
Cited
US3939795A
Cited
US4348194A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-10-05 | 1991-04-06 | 1991-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-10-05 | 1995-04-06 | 1995-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-10-05 | 1999-04-06 | 1999-10-06 | $7700.00 | Window Closed / Lapsed |