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TECHNICAL PAPERS

Structural Abstraction in Snap-fit Analysis

[+] Author and Article Information
Gaurav Suri

The Ohio State University, 2075 Robinson, 206 W 18th Ave., Columbus, OH 43210

Anthony F. Luscher

The Ohio State University, 2095 Robinson, 206 W 18th Ave., Columbus, OH 43210

J. Mech. Des 122(4), 395-402 (Jun 01, 2000) (8 pages) doi:10.1115/1.1320441 History: Received July 01, 1998; Revised June 01, 2000
Copyright © 2000 by ASME
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References

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Figures

Grahic Jump Location
Relative flexibility of base-part and snap-fit feature.
Grahic Jump Location
Structural Abstraction idealization of base-part flexibility. Sample values are: Ka=3701 N/mm;Kt=59 N/mm;Kθ=1430 N-mm/rad.
Grahic Jump Location
Structural Abstraction representation of base-part flexibility for finite element models that use continuum elements. Sample values are: Ka=3066 N/mm;Kt=59 N/mm;Kθ=318 N/mm.
Grahic Jump Location
Finite element modeling of snap-fit features.
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Three modeling schemes for snap-fit features. These were compared to verify the structural abstraction approach.
Grahic Jump Location
Dimensions of model used for verification.
Grahic Jump Location
Comparison of results for an in-plane cantilever hook.
Grahic Jump Location
Base-part configurations used to verify structural abstraction approach.
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Hollow-core cantilever hook snap-fit feature.
Grahic Jump Location
Comparison of results for an in-plane hollow-core cantilever hook.

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