Invention Grant
- Patent Title: Easily tearable fastener tape, method of producing the fastener tape, packaging bag with easily tearable fastener tape, and device and method for producing the packaging bag
- Patent Title (中): 易拉链带，拉链带的制造方法，易拉链带的包装袋，以及用于生产包装袋的装置和方法
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Application No.: US12442204Application Date: 2007-06-27
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Publication No.: US08540428B2Publication Date: 2013-09-24
- Inventor: Yoshinori Nanba , Kenichi Tanaka , Shuichi Goto
- Applicant: Yoshinori Nanba , Kenichi Tanaka , Shuichi Goto
- Applicant Address: JP Tokyo
- Assignee: Idemitsu Unitech Co., Ltd.
- Current Assignee: Idemitsu Unitech Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Millen, White, Zelano & Branigan, P.C.
- Priority: JP2006-257556 20060922; JP2007-002886 20070110
- International Application: PCT/JP2007/062922 WO 20070627
- International Announcement: WO2008/035494 WO 20080327
- Main IPC: B65D65/28
- IPC: B65D65/28
Abstract:
A belt-shaped base of a male member of a zipper tape attached to an inner surface of a bag body includes: a main body on which an engagement portion is provided; a first projecting portion provided on an opening-side of the main body; a thin portion connected to an opening-side of the first projecting portion; and a second projecting portion connected to an opening-side of the thin portion. A belt-shaped base of a female member includes: a main body; a first projecting portion; a thin portion; and a second projecting portion. When the zipper tape is fused onto the bag body, a space is provided between the thin portions and a film of the bag body.
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