<p>An improved robotic thumb for a robotic hand assembly is provided. According to one aspect of the disclosure, improved tendon routing in the robotic thumb provides control of four degrees of freedom with only five tendons. According to another aspect of the disclosure, one of the five degrees of freedom of a human thumb is replaced in the robotic thumb with a permanent twist in the shape of a phalange. According to yet another aspect of the disclosure, a position sensor includes a magnet having two portions shaped as circle segments with different center points. The magnet provides a linearized output from a Hall effect sensor.</p>
申请公布号
DE102010045532(A1)
申请公布日期
2011.05.19
申请号
DE20101045532
申请日期
2010.09.15
申请人
GM GLOBAL TECHNOLOGY OPERATIONS INC.;THE U.S.A. AS REPRESENTED BY THE ADMINISTRATOR OFTHE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION, WASHINGTON
发明人
IHRKE, CHRIS A.;BRIDGWATER, LYNDON;PLATT, ROBERT;WAMPLER, CHARLES W. II;GOZA, MICHAEL S.