Cam shaft and process for manufacturing the same

Details Cam shaft and process for manufacturing the same Cam shaft and process for manufacturing the same

1992-04-01

1993-03-30

Luong, Vinh T.

Machine element or mechanism

Elements

Cams

298881, 123 906, F01L 104, F16H 5300

Patent

active

051973510

ABSTRACT:
A cam shaft having a shaft member made of steel and having on the outer periphery thereof an axial groove, and a cam and a gear made of a sintered alloy and mounted on the shaft member by engaging a protrusion on a shaft holeel formed in each of the cams and the gear in the axial groove. The shaft member is provided with plating layers of copper on the outer periphery thereof at portions where the gear and the cam are to be mounted. The gear and the cam are impregnated with copper the same as the plating layer. The contact portions are heated by a laser to fuse the copper to join the cam and the gear to the shaft member.

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patent: 4947547 (1990-08-01), Matt
patent: 4983797 (1991-01-01), McAllister et al.
patent: 5007165 (1991-04-01), Podhorsky
patent: 5044224 (1991-09-01), Hiraoka et al.

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