Assembled camshaft for engine and production method thereof

Details Assembled camshaft for engine and production method thereof Assembled camshaft for engine and production method thereof

2007-07-24

2007-07-24

Chang, Ching (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

Cam

C123S090270, C029S888100

Reexamination Certificate

active

10434338

ABSTRACT:
An assembled camshaft (10) for engine includes: a cam lobe piece (12); and a hollow shaft member (11) having at least two shaft fixing surfaces (11A) formed by plasticity process on a portion of the hollow shaft member (11) corresponding to a position between cylinders of the engine.

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patent: 2003/0097999 (2003-05-01), Spiegel et al.
patent: 11-270307 (1999-10-01), None

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