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:
Mar. 24, 1992
Filed:
Sep. 25, 1990
Applicant:
Inventors:
Chen-Chung Du, Shin Chu Hsien, TW;
Jinn-Fa Wu, Hsin Chu Hsien, TW;
Assignee:
Industrial Technology Research Institute, Hsin Chu Hsien, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25J / ;
U.S. Cl.
CPC ...
414729 ; 901 29 ; 403 49 ; 403350 ;
Abstract
An automatic tool-exchanging device can be set on a robot for exchanging tools. It mainly comprises an upper and lower assemblies, and an engaging mechanism. The engaging mechanism includes a cam, which is to be driven with a double-acting pneumatic cylinder assembly. When the double-acting pneumatic cylinder is turned on, the upper and lower assemblies will be engaged together and generate a self-lock effect for safety; when the double-acting pneumatic cylinder is turned off, the two assemblies will be disengaged from each other.