Patent ID: 6371357
Filing Date: 2002-04-16
Classification: F27D,Y10T

Abstract:
A method of manufacturing a hermetically sealed chamber, which comprises the steps of:(a) preparing two aluminum or aluminum alloy material members which face each other; (b) forming at least one extending groove portions on a surface to be metal-bonded of one of said two aluminum or aluminum alloy material members, which groove portion extends in a manner to make an enclosure; (c) forming at least one corresponding another extending groove portions on a surface to be metal-bonded of the other of said two aluminum or aluminum alloy material members, which another extending groove portion extends in a manner to make a corresponding enclosure; (d) receiving internally packaged parts there between, and inserting at least one intermediate aluminum or aluminum alloy material bodies between said at least one extending groove portions and said at least one another extending groove portions; and (e) fitting said at least one extending groove portions, said at least one another extending groove portions and said at least one intermediate aluminum or aluminum alloy material members, and causing said at least one extending groove portions, said at least one intermediate material portions, and said at least one another extending groove portions to be metal-bonded by press-forging.