The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 14, 2006
Filed:
Sep. 24, 2003
Hideyo Osanai, Tokyo, JP;
Susumu Ibaragi, Tokyo, JP;
Makoto Namioka, Tokyo, JP;
Dowa Mining Co., Ltd., Tokyo, JP;
Abstract
To provide a mold capable of manufacturing a metal-ceramic composite member in which a predetermined number of ceramic members are joined onto a large joining metal, the large joining metal being free from swell and shrinkage cavity on the surface thereof and high in dimensional precision. A metal-ceramic composite memberaccording to this embodiment is manufactured in such a manner that a predetermined number of metal-ceramic bonded substratesare placed in a mold main bodyconstituting a mold, with a ceramic substrateside thereof facing upward, an atmosphere inside and outside the moldis replaced with an inert gas such as a nitrogen gas from the atmosphere, a molten metalis poured and filled in a first joining portionthat is formed by the molten metal main bodyand an upper containerand that has a shrinkage cavity inducing portionon a metal material holding portion side and a shrinkage cavity inducing portionon an air vent side, and the molten metalis cooled.