Crankcase sidewall for supporting a crankshaft

Details Crankcase sidewall for supporting a crankshaft Crankcase sidewall for supporting a crankshaft

2011-07-26

2011-07-26

Cuff, Michael (Department: 3783)

Internal-combustion engines

Frame construction

Horizontal cylinder

Reexamination Certificate

active

07984704

ABSTRACT:
A crankcase and crankshaft combination wherein the crankshaft includes a first end having a cupped portion formed therein and the crankcase includes a housing section with an inner wall having an inwardly projecting cylindrical stub shaped and dimensioned for placement within the cupped portion.

REFERENCES:
patent: 1320703 (1919-11-01), McClellan
patent: 2549482 (1951-04-01), Kiekhaefer
patent: 4731554 (1988-03-01), Hall et al.
patent: 4796352 (1989-01-01), Kawada et al.
patent: 6161512 (2000-12-01), Beels Van Heemstede
patent: 6308678 (2001-10-01), Haas et al.
patent: 6819020 (2004-11-01), Toya et al.
patent: 7051696 (2006-05-01), Kanbe et al.
patent: 2008/0290748 (2008-11-01), Pfender et al.

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