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:
Jan. 08, 2002
Filed:
Sep. 03, 1999
Applicant:
Inventors:
Torgny Brogârdh, Västerås, SE;
Staffan Ellqvist, Västerås, SE;
Assignee:
Asea Brown Boveri A.B., Västerås, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25J 9/10 ; B25J 1/100 ;
U.S. Cl.
CPC ...
B25J 9/10 ; B25J 1/100 ;
Abstract
Arm consisting of angularly displaceable linkages ( ), such as a manipulator, having a fixed end carried by a support ( ) and a free end carrying a tool or workpiece ( ), whereby each hinge is provided with controllable blocking means for the purpose of immobilizing said linkages relative to each other, wherein a member counter-balancing the torque is arranged at one or more pivot axes to compensate the weight of said linkages freely movable relative to a hinge towards said free end.