Slide fastener
US7669296B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 17, 2006 |
| Grant date | Mar 2, 2010 |
| Priority date | — |
| Expiry date | Mar 22, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T24/2598
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The invention provides a slide fastener with a top end stop, wherein a linear fastener element row is sewed on the fastener tape, the top end stop is formed by burying linear fastener elements facing a space portion with synthetic resin, a projecting portion 11 to be in contact with a slider is formed on a side surface of the top end stop for preventing the slider from slipping out, a protrusion protruded upward along the sewing thread is formed on a front surface of the top end stop, a groove is carved in a center longitudinal direction of the protrusion, and the sewing thread is prevented from being deflected and exposed on the front surface of the top end stop by being pressed by a projecting ridge provided in a molding die for forming the groove toward the linear fastener elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.