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:
May. 29, 2012
Filed:
Jun. 26, 2007
Patrick Helmer, Bernex, CH;
François Conti, Menlo Park, CA (US);
Sebastian Grange, Sion, CH;
Patrice Rouiller, Trelex, CH;
Patrick Helmer, Bernex, CH;
François Conti, Menlo Park, CA (US);
Sebastian Grange, Sion, CH;
Patrice Rouiller, Trelex, CH;
Force Dimension S.a.r.l., Lausanne, CH;
Abstract
A haptic device comprising a base member (), an end-effector (), a parallel kinematics structure arranged between the base plate and the end-effector and providing at least three degrees of freedom including at least three translational degrees of freedom in relation to the end-effector, and at least one passive gravity compensation means being adapted to exert forces and/or torques on the parallel kinematics structure for at least partial compensation of gravity related forces and/or torques acting in at least one of the three translational degrees of freedom.