Title:
船外機におけるエンジン用オイルポンプ構造
Document Type and Number:
Japanese Patent JP4063401
Kind Code:
B2
Abstract:
An outboard motor oil pump driving arrangement wherein the oil pump is driven by a spline connection positioned between the engine crankshaft and the driveshaft. There is a spline connection also between the crankshaft and the driveshaft and this spline connection is spaced axially from the spline connection to the pump drive element with the splines being space from each other by a non-splined section so as to reduce stress risers and to make assembly and disassembly easy even if the parts are deformed.
Inventors:
Noriyuki Natsume
Application Number:
JP14576798A
Publication Date:
March 19, 2008
Filing Date:
May 27, 1998
Export Citation:
Assignee:
Yamaha Marine Co., Ltd.
International Classes:
B63H20/00; F01M1/02; F02B61/04; F02B67/00
Domestic Patent References:
| JP4295114A | ||||
| JP56131028U | ||||
| JP56033007U | ||||
| JP9042088A |
Attorney, Agent or Firm:
Takao Hamano
Morita Tetsuji
Teruichi Hirai
Morita Tetsuji
Teruichi Hirai