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. 19, 1991
Filed:
Sep. 29, 1989
Applicant:
Inventors:
Ake Andersson, Vasteras, SE;
Ake sterberg, Eskilstuna, SE;
Assignee:
Asea Brown Boveri AB, Vasteras, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25J / ;
U.S. Cl.
CPC ...
74409 ; 901 25 ; 901 28 ; 403 50 ;
Abstract
A drive unit on the pedestal of an industrial robot includes a gear unit having a hollow output gear shaft driven by a drive motor, and the base of the industrial robot includes a bearing on which the pedestal is rotatably mounted and whose axis of rotation is essentially coincident with the axis of rotation of the output gear shaft, and a torsionally rigid but otherwise flexible shaft coupling connects the output gear shaft to the base.