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. 11, 2008
Filed:
Jan. 14, 2005
Bradley Delton Veatch, Westminster, CO (US);
Joseph David Scott, Centennial, CO (US);
Bradley Delton Veatch, Westminster, CO (US);
Joseph David Scott, Centennial, CO (US);
ADA Technologies, Inc., Littleton, CO (US);
Abstract
A prehensor is provided comprising embodiments of a variable mechanical advantage mechanism, the prehensor including a first mechanical advantage for sizing an object, and a second mechanical advantage for gripping the object. Embodiments of the variable mechanical advantage mechanism include a brake assembly and multiple embodiments of a brakeless assembly. Additionally, multiple embodiments of a selectable voluntary opening/voluntary closing mechanism are provided, whereby a single prehensor can be switched back and forth between a voluntary closing mode and a voluntary opening mode. Additional embodiments include a safety clutch, an improved prehensor tendon, replaceable digits, and self decontaminating digits.