Cylinder head

Details Cylinder head Cylinder head

2011-03-29

2011-03-29

McMahon, M. (Department: 3783)

Internal-combustion engines

Particular piston and enclosing cylinder construction

Cylinder head

C123S090270

Reexamination Certificate

active

07913660

ABSTRACT:
A cylinder head includes: a bottom wall; an outer circumferential wall defining inside thereof a disposition space where valves which open and close combustion chambers, rocker arms, a camshaft which actuates the rocker arms, and a rocker arm shaft which supports the rocker arms are disposed; a longitudinal; a lateral wall, integrally formed with the longitudinal wall and the outer circumferential wall; a camshaft support, formed on the lateral wall; a rocker arm shaft support, formed on the lateral wall in such a manner that a height of the rocker arm shaft is shifted from a height of the camshaft; and a head bolt boss, formed on the bottom wall to overlap the lateral wall in a height direction. The lateral wall includes a passage through which a head bolt is passed into the head bolt boss and which overlaps the head bolt boss in the height direction.

REFERENCES:
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patent: 6138631 (2000-10-01), Stromsky et al.
patent: 6948470 (2005-09-01), Tsutsumi et al.
patent: UM-A-3-17245 (1991-02-01), None
patent: 6-299807 (1994-10-01), None
patent: 2544959 (1997-08-01), None
patent: 3263118 (2001-12-01), None
patent: 3263118 (2001-12-01), None

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