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:
Sep. 29, 1987
Filed:
Jun. 26, 1986
Applicant:
Inventors:
Akio Izuwa, Hiroshima, JP;
Tadanobu Yamaguchi, Hiroshima, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
2191 / ; 2191 / ;
Abstract
An electronic beam welding method for a screen cylinder for welding junctions between both ends of rod-like pieces arranged at regular intervals and flanges with an electronic beam is disclosed in which the welding is effected so that the irradiation direction of the beam is directed in the same surface as said junction surface and inclined with respect to a welding direction and the beam penetrates the flanges.