Invention Grant
- Patent Title: Crankcase of internal combustion engine
- Patent Title (中): 内燃机曲轴箱
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Application No.: US13071588Application Date: 2011-03-25
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Publication No.: US08590667B2Publication Date: 2013-11-26
- Inventor: Junya Watanabe , Atsushi Ogasawara , Masataka Tanaka , Satoru Nojima
- Applicant: Junya Watanabe , Atsushi Ogasawara , Masataka Tanaka , Satoru Nojima
- Applicant Address: JP Tokyo
- Assignee: Honda Motor Co., Ltd.
- Current Assignee: Honda Motor Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2010-080660 20100331
- Main IPC: F02B77/13
- IPC: F02B77/13 ; F02B77/04 ; F16F5/00

Abstract:
A crankcase of an internal combustion engine includes protruding portions formed on an outer surface of the crankcase which are constituted of a pair of left and right wall members, and a vibration isolating rubber is fitted between the wall members. The crankcase configured in this manner prevents the generation of sounds from a protruding portion of the crankcase and is light-weight.
Public/Granted literature
- US20110239977A1 CRANKCASE OF INTERNAL COMBUSTION ENGINE Public/Granted day:2011-10-06
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