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US 4,112,552 AGranted
Three-way slide fastener
OwnerHaeng Yong Leeinventor
Life of this patent
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Abstract
Disclosed is an embodiment of a conventional zipper in which a single slide fastener joins teeth mounted on three surfaces allowing closure of two separate compartments with one movement. Further disclosed is a slide fastener in which two surfaces are independently connected to a third common surface through separate slide fasteners but utilizing one common surface. Additionally disclosed are details of the fastening teeth which allow the sliders to be supported thereon.
Claims4
A three-way slide fastener comprising:
- first flank means for providing a first row of single head teeth elements;
- second flank means for providing a second row of single head teeth elements;
- intermediate tape means for providing a row of teeth elements each element being a dual head;
- and
- slider means for selectively interlocking and releasing said first and second flank means to and from said intermediate tape means wherein said slider means is comprised of two independently operable sliders, each slider capable of selectively interlocking and releasing only one of said flank means to and from said tape means.
2 more elements
Dependencies are inferred from the claim text.