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contributor authorDeFigueiredo, Bryce P.
contributor authorZimmerman, Trent K.
contributor authorRussell, Brian D.
contributor authorHowell, Larry L.
date accessioned2019-02-28T11:14:12Z
date available2019-02-28T11:14:12Z
date copyright7/3/2018 12:00:00 AM
date issued2018
identifier issn1043-7398
identifier otherep_140_04_041001.pdf
identifier urihttp://yetl.yabesh.ir/yetl1/handle/yetl/4254149
description abstractFlexible printed circuit boards (PCBs) make it possible for engineers to design devices that use space efficiently and can undergo changes in shape and configuration. However, they also suffer from tradeoffs due to nonideal material properties. Here, a method is presented that allows engineers to introduce regions of flexibility in otherwise rigid PCB substrates. This method employs geometric features to reduce local stiffness in the PCB, rather than reducing the global stiffness by material selection. Analytical and finite element models are presented to calculate the maximum stresses caused by deflection. An example device is produced and tested to verify the models.
publisherThe American Society of Mechanical Engineers (ASME)
titleRegional Stiffness Reduction Using Lamina Emergent Torsional Joints for Flexible Printed Circuit Board Design
typeJournal Paper
journal volume140
journal issue4
journal titleJournal of Electronic Packaging
identifier doi10.1115/1.4040552
journal fristpage41001
journal lastpage041001-9
treeJournal of Electronic Packaging:;2018:;volume( 140 ):;issue: 004
contenttypeFulltext


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