Engine casing

Details Engine casing Engine casing

2005-11-08

2005-11-08

Pang, Roger (Department: 3681)

Machine element or mechanism

Elements

Gear casings

C123S197100, C123S1950HC, C074S329000

Reexamination Certificate

active

06962096

ABSTRACT:
To enable the miniaturization of a crankcase side cover to lighten it in a casing of an engine and to enable the reduction of the area of each joined face to make performance for sealing the joined faces of a crankcase and the crankcase side cover satisfactory. In a casing of an engine composed of a crankcase, a crankcase side cover the inner end of which is joined to one side end of the crankcase and which covers a primary reduction gear and a clutch cover which is joined to the outer end of the crankcase side cover and which houses a clutch together with the crankcase side cover, the inside diameter d of the joined faces of a clutch enclosure enclosing the clutch of the crankcase side cover and the crankcase is set so that the inside diameter is smaller than the outside diameter D of a clutch outer in the clutch.

REFERENCES:
patent: 1360110 (1920-11-01), Harley
patent: 4339964 (1982-07-01), Isaka
patent: 4565269 (1986-01-01), Kawasaki et al.
patent: 5038731 (1991-08-01), Shimada
patent: 5218885 (1993-06-01), Nakano et al.
patent: 5241934 (1993-09-01), Laimbock
patent: 5960761 (1999-10-01), Kawakubo et al.
patent: 6715376 (2004-04-01), Hojyo et al.
patent: 2002/0043237 (2002-04-01), Nomura et al.
patent: 6-048346 (1994-02-01), None

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