Patent ID: 7520033
Filing Date: 2009-04-21
Classification: A44B,B29C,B29L,Y10T

Abstract:
1. A touch fastener component having a sheet-form base and an array of fastener elements, each fastener element comprising: a stem extending outwardly from and integrally with the sheet-form base, and two heads extending in essentially opposite directions in an engagement plane from a distal end of the stem to corresponding tips, each head having a lower surface forming a crook for retaining loops, the fastener element having an upper surface that defines a well between the heads; wherein a height of a lowermost extent of the well, measured from and perpendicular to the sheet-form base, is less than 60 percent of an overall height of the fastener element, measured perpendicular to the sheet-form base; and wherein each fastener element has an overall length between opposite extents of the heads, measured parallel to the base, of at least 1.8 times the overall height of the fastener element.