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:
Dec. 21, 1976
Filed:
Jun. 14, 1974
Applicant:
Inventors:
Takamitsu Nakazaki, Takahagi, J;
Hisanao Kita, Hitachi, J;
Tatsuo Yonezawa, Hitachi, J;
Hisanori Okamura, Hitachi, J;
Assignee:
Hitachi, Ltd., , J;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
2191 / ; 219118 ;
Abstract
A method for welding dissimilar metals, wherein the end of one of said dissimilar metals is welded to a metal plate by using a filler metal, the material of said metal plate being the same as that of another of said dissimilar metals; and electron beam welding is applied along the interface formed between such a joint surface of said metal plate, which does not include the aforesaid welded portion, and the joint surface of another of said dissimilar metals.
Nakazaki, Takamitsu. (1976). Welding method for dissimilar metals (U.S. Patent No. 3999030). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3999030
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile