Invention Grant
US08683840B2 Method for producing closure elements for metal touch-and-close fasteners according to the method
有权
根据该方法制造用于金属触摸和紧固紧固件的封闭元件的方法
- Patent Title: Method for producing closure elements for metal touch-and-close fasteners according to the method
- Patent Title (中): 根据该方法制造用于金属触摸和紧固紧固件的封闭元件的方法
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Application No.: US12735117Application Date: 2008-12-13
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Publication No.: US08683840B2Publication Date: 2014-04-01
- Inventor: Jan Tuma , Metin Efe
- Applicant: Jan Tuma , Metin Efe
- Applicant Address: DE Holzgerlingen
- Assignee: Gottlieb Binder GmbH & Co.. KG
- Current Assignee: Gottlieb Binder GmbH & Co.. KG
- Current Assignee Address: DE Holzgerlingen
- Agency: Roylance, Abrams, Berdo & Goodman LLP
- Priority: DE102008005178 20080119
- International Application: PCT/EP2008/010621 WO 20081213
- International Announcement: WO2009/089881 WO 20090723
- Main IPC: B21D13/00
- IPC: B21D13/00

Abstract:
To produce closure elements for metal touch-and-close fasteners in a metal carrier (3), notches (13) corresponding to the outlines of hook elements (1) are made, while leaving a connecting line for each notch. Bending operations are carried out to raise the regions delimited by the notches (13) out of the plane of the carrier (3) as hooking elements (1) around the connecting lines serving as bending lines. The carrier (3) is guided through the region (5) of the tooth engagement between rotational bodies (7, 9) having peripheral teeth. The tooth shapes of the rotational bodies (7, 9) and the type of the tooth engagement are selected such that the tooth engagement cuts the notches (13) and stamps the metal carrier the bending operations.
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