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:
May. 27, 2025
Filed:
Sep. 21, 2022
Obara Corporation, Yamanashi, JP;
Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;
Takehiro Izumi, Fuefuki, JP;
Yoshinori Ando, Fuefuki, JP;
Tsubasa Mochizuki, Fuefuki, JP;
Masahiro Kimura, Fuefuki, JP;
Masayuki Fujiwara, Toyota, JP;
OBARA CORPORATION, Yamanashi, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-Ken, JP;
Abstract
A replacing and holding device includes an electrode tip puller including two stacked pick plates inserted between an end face of an electrode tip fitted into a shank fixed to a gun arm of a welding gun and an end face of a larger diameter portion of the shank, a guide rod that guides motions of the pick plates in a stacked direction thereof, a pick plate interspace increasing mechanism that increases a space between the pick plates according to positions of the pick plates along the guide rod, an electrode tip holder in one of the pick plates to hold the electrode tip pulled out from the shank, and an electrode tip contact portion in front of the shank in an insert direction of the shank, wherein the electrode tip comes into contact by a motion of the welding gun to insert the shank into the electrode tip.