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:
Mar. 26, 1985

Filed:

Jul. 21, 1981
Applicant:
Inventors:

Noboru Sugimoto, Yokosuka, JP;

Yoshio Matsumoto, Yokohama, JP;

Michio Takahashi, Yokohama, JP;

Michinaga Kohno, Yokohama, JP;

Shiyuki Sakaue, Yokohama, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25J / ;
U.S. Cl.
CPC ...
414735 ; 414-4 ; 901 15 ; 901 29 ; 901 49 ;
Abstract

An articulated industrial robot comprising a supporting post mounted on a base; a forearm provided at its end with a wrist having at least one degree of freedom; a pair of upper arms pivotally connected at their one ends to the supporting post and at their other ends to the forearm, the upper arms being disposed in parallel with each other at both sides of the supporting post and the forearm; an upper arm rotary driving source mounted in the supporting post; an upper arm connecting mechanism for connecting the output of the upper arm rotary driving source to the upper arm through a reduction gear; a forearm rotary driving source mounted on one of the upper arms; a forearm connecting mechanism for connecting the output of the forearm rotary driving source to the forearm through a reduction gear; a wrist posture controlling rotary driving source provided on the other upper arm or on the supporting post; and a wrist posture controlling connecting mechanism for connecting the output of the wrist posture controlling rotary driving source to the wrist through the other upper arm and through the forearm through a reduction gear.


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