Zero belt camshaft

Internal-combustion engines – Poppet valve operating mechanism – Overhead camshaft

Reexamination Certificate

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Details

C123S090600, C029S888100

Reexamination Certificate

active

07025024

ABSTRACT:
The invention relates to a camshaft comprising a tubular shaft (1) and cams (2) which are radially disposed thereon. Said cams (2) respectively engage with the shaft in a perfect fit (1) and the free surface (1.1) of the shaft forms the base circle of the cams (2), whereby the cams (2) are respectively engaged in pocket-like recesses of the shaft (1).

REFERENCES:
patent: 2621539 (1952-12-01), Eustis et al.
patent: 5038450 (1991-08-01), Swars
patent: 5197351 (1993-03-01), Hishida
patent: 5253546 (1993-10-01), Elrod et al.
patent: 4324836 (1995-01-01), None

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