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. 25, 1990
Filed:
Feb. 09, 1989
Applicant:
Inventors:
Toshihiko Okada, Takatsuki, JP;
Masanobu Uchida, Suita, JP;
Assignee:
Daihen Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
21912148 ; 21912154 ; 2191215 ; 21912157 ;
Abstract
An electric arc torch having a pair of detection units for detecting a mounted and dismounted state of a nozzle detachably mounted on an end of the torch provides a pair of holders for holding the pair of detection units each of which is formed separate from the torch body of the torch, a pair of grooves for containing the pair of holders therein each of which is formed on the torch body of the torch and a cover member for fixing the pair of holders to the torch body from the outside thereof which is detachably fixed to the torch body.