A Novel Compliant Mechanism for Converting Reciprocating Translation Into Enclosing Curved Paths

[+] Author and Article Information
Nilesh D. Mankame, G. K. Ananthasuresh

University of Pennsylvania, Department of Mechanical Engineering and Applied Mechanics, Philadelphia, PA 19104—6315e-mail: (nileshdm, gksuresh)@seas.upenn.edu

J. Mech. Des 126(4), 667-672 (Aug 12, 2004) (6 pages) doi:10.1115/1.1759360 History: Received March 01, 2003; Revised January 01, 2004; Online August 12, 2004
Copyright © 2004 by ASME
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A schematic representation of the mechanism function
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A three dimensional rendering of the device drawn to scale
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Nonlinear FE predictions for successive positions of the mechanism during the forward stroke (top) and return stroke (bottom)
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Paths of the output ports P and P ′ from Fig. 1, in the absence of output loads as predicted by non-linear FEA
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The paths of the output ports for varying output loads as predicted by nonlinear FEA
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The predicted paths of the output ports, when the mechanism is run continuously for three cycles at no output load
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Experimental setup for testing the macro scale prototype
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Experimentally recorded output for a macro scale polypropylene prototype
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Experimentally recorded output for a macro scale polypropylene prototype that is run for 10 consecutive cycles (a) and the output for another macro scale prototype that is run for 15 consecutive cycles (b)




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