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:
Jan. 02, 1990
Filed:
Jul. 01, 1988
Applicant:
Inventors:
Akira Sakaguchi, Kobe, JP;
Hideaki Koie, Akashi, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ; B23P / ;
U.S. Cl.
CPC ...
228232 ; 29447 ; 29448 ;
Abstract
A preventive method for thin-gage plate deformation in manufacturing flat plate welded structures, which are constructed by welding thin-gage plates and frames and are used for side-plates, etc. in rolling stocks. The said method comprises preheating the whole thin-gage plate in a heating box for thermal expansion, and welding the thin-gage plate and the frame as the plate is expanded.