Patent ID: 7146690
Filing Date: 2006-12-12
Classification: A41D,A44B,A44D,C08L,F16B,F16F,Y10T

Abstract:
1. A releasable fastener system comprising: a loop portion comprising a support and a loop material disposed on a surface thereon; a hook portion comprising a support, and a plurality of hook elements attached to the support, wherein the plurality of hook elements comprise a first portion fabricated from a shape memory alloy and a second portion fabricated from a different shape memory alloy; and an activation device coupled to the plurality of hook elements, the activation device being operable to selectively provide an activation signal to the plurality of hook elements to change a shape orientation, a yield strength property, a flexural modulus property, or a combination thereof to reduce a shear force and/or a pull-off force of an engaged hook and loop portion.