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, 1981
Filed:
Feb. 20, 1980
Kobe Steel, Limited, Kobe, JP;
Abstract
The present invention provides a welding torch weaving device having a first link with an elongated slot and driven by a drive source to make an arc shaped movement at one end thereof, a first movable shaft fitted or secured within the elongated slot in the first link, a second link having one end thereof pivoted in place on the first link and having a second elongated slot, a second movable shaft fitted within the second elongated slot in the second link, a third link having one end thereof pivoted in place on the other end of the second link and a fourth link having one end thereof pivoted in place on the other end of the third link and the other end thereof pivoted on a fixed pivot shaft. A weaving arm is disposed in place on the third link for mounting a welding torch.