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:
Dec. 29, 2015
Filed:
Sep. 25, 2007
Applicants:
Arne Broberg, Västerås, SE;
Roland Erkki, Västerås, SE;
Inventors:
Arne Broberg, Västerås, SE;
Roland Erkki, Västerås, SE;
Assignee:
ABB AB, Västerås, SE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B25J 17/00 (2006.01); B25J 19/00 (2006.01);
U.S. Cl.
CPC ...
B25J 19/0016 (2013.01); B25J 19/0079 (2013.01); Y10T 74/20305 (2015.01);
Abstract
An industrial robot including a first robot part and a second robot part arranged to be moved in relation to each other. A balancing device is arranged between the first robot part and the second robot part. The balancing device is arranged to counteract a gravitational force upon relative movement of the robot parts. The balancing device includes a mechanical spring and a spring housing arranged enclosing the spring. The spring housing includes at least one air inlet adapted for pressurized air supply.