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:
Apr. 01, 2003
Filed:
Sep. 02, 1999
Torgny Brogårdh, Västerås, SE;
ABB AB, Vasteras, SE;
Abstract
A device for relative movement of two elements ( ) comprises two link arrangement ( ) coupled in series by means of a connection arrangement ( ). A first link arrangement ( ) comprises at least three links ( ), which have substantially equal length and which are substantially parallel, said links ( ) being oriented in a substantially triangular relation, viewed along the longitudinal direction of the links, between the connection arrangement ( ) and the element ( ). The second link arrangement ( ) comprises at least one parallelogram acting between the connection arrangement ( ) and the element ( ). First the second force-applying arrangements ( ) are adapted to cause the first link arrangement ( ) to pivot. A third force-applying arrangement ( ) is adapted to cause the second link arrangement ( ) to pivot.