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contributor authorJody A. Saglia
contributor authorDarwin G. Caldwell
contributor authorJian S. Dai
date accessioned2017-05-09T00:29:32Z
date available2017-05-09T00:29:32Z
date copyrightDecember, 2008
date issued2008
identifier issn1050-0472
identifier otherJMDEDB-27888#124501_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/138803
description abstractThis paper investigates the behavior of a type of parallel mechanisms with a central strut. The mechanism is of lower mobility, redundantly actuated, and used for sprained ankle rehabilitation. Singularity and dexterity are investigated for this type of parallel mechanisms based on the Jacobian matrix in terms of rank deficiency and condition number, throughout the workspace. The nonredundant cases with three and two limbs are compared with the redundantly actuated case with three limbs. The analysis demonstrates the advantage of introducing the actuation redundancy to eliminate singularities and to improve dexterity and justifies the choice of the presented mechanism for ankle rehabilitation.
publisherThe American Society of Mechanical Engineers (ASME)
titleGeometry and Kinematic Analysis of a Redundantly Actuated Parallel Mechanism That Eliminates Singularities and Improves Dexterity
typeJournal Paper
journal volume130
journal issue12
journal titleJournal of Mechanical Design
identifier doi10.1115/1.2988472
journal fristpage124501
identifier eissn1528-9001
treeJournal of Mechanical Design:;2008:;volume( 130 ):;issue: 012
contenttypeFulltext


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