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. 21, 1984
Filed:
Jan. 18, 1982
Applicant:
Inventor:
Akira Shibata, Yokohama, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
228194 ; 22826316 ; 4273839 ; 204 / ;
Abstract
In order to overlay a stainless steel material for decorative articles and ornaments with a precious metal alloy, a comparatively thin layer of said alloy or a plurality of constituent thin layers of said alloy are overlaid on a selected surface of said stainless steel and heated to a temperature higher than 800.degree. C. for the diffusion bonding of said layer or layers to the stainless body and for annealing of said body, and thereafter another thicker layer or constituent layers of a precious metal alloy are overlaid on the stainless steel material with or without heating said second-mentioned layer or layers.