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.

Date of Patent:
Jan. 26, 1988

Filed:

Nov. 21, 1986
Applicant:
Inventors:

Hiroyasu Yuasa, Okayama, JP;

Namio Suganuma, Okayama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ; B23K / ; B23K / ; B23K / ;
U.S. Cl.
CPC ...
228-57 ; 228 13 ; 228 18 ; 228 32 ; 228 443 ; 228 50 ;
Abstract

A welding apparatus for butt weld joint of steel plates such as steel strips is assembled together with a grinding device, which is combined in one system. The grinding device is so arranged that grinding wheels of this system can be moved along the welded joint following just after the welding torch. The clamping dies for clamping the welding portion of the steel plates are divided sectionally provided with mechanisms for shifting the respective divided clamping dies between a first clamping position during welding and a second clamping position during grinding. The upper unit of the grinding device can be moved along a rail assembly for guiding the welding torch. The lower unit of the grinding device can be moved along a rail assembly for guiding the shearing machine.


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Yuasa, Hiroyasu. (1988). Welding apparatus assembled together with grinding device (U.S. Patent No. 4721241). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4721241

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