发明授权
- 专利标题: Slide fastener with continuous coupling elements
- 专利标题(中): 具有连续耦合元件的拉链
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申请号: US839437申请日: 1977-10-05
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公开(公告)号: US4133084A公开(公告)日: 1979-01-09
- 发明人: Hiroshi Yoshida
- 申请人: Hiroshi Yoshida
- 申请人地址: JPX Tokyo
- 专利权人: Yoshida Kogo K.K.
- 当前专利权人: Yoshida Kogo K.K.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX51-136870[U] 19761012
- 主分类号: A44B19/12
- IPC分类号: A44B19/12 ; A44B19/26 ; A44B19/34 ; A44B19/40 ; A44B19/04
摘要:
A fastener stringer is disclosed which has a coil-type continuous coupling element of the oval-shaped cross section. The coupling element is stitched onto a support tape which is substantially integrally provided with a levelling cord extending longitudinally of the tape and partly raised from its element-carrying surface. The lower shanks of the scoops formed by the coupling element lie against the levelling cord at their regions adjacent to the bight portions connecting the scoops, so that a notional line extending between the midpoint of the coupling head of each scoop and the midpoint of the corresponding bight portion is oriented substantially parallel to the plane of the support tape.
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