Pre-manufacturing method of a cylinder head by means of junction

Metal treatment – Process of modifying or maintaining internal physical... – Surface melting

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148513, 148535, 2282481, B23K 20233

Patent

active

057980063

ABSTRACT:
The present invention generally relates to a pre-manufacturing method of a cylinder head by means of junction of low fusing point Al alloyed layers. The pre-manufacturing method of a cylinder head by connecting a plurality of divided members, the method comprises the steps of: coating powders of Cu or Mg on the junction surface of the respective members, forming low fusing point alloyed layers (Al--Cu or Al--Mg) by performing locally the heat treatment on the coated surface, depositing the members on which low fusing point alloyed layers are formed, and connecting the members in a heater.

REFERENCES:
patent: 5316863 (1994-05-01), Johnson et al.
patent: 5466277 (1995-11-01), Miura et al.

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