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Patent Searching and Data


Title:
【考案の名称】トップタブ付き封緘用インナーシール
Document Type and Number:
Japanese Patent JPH0744197
Kind Code:
U
Abstract:
PURPOSE: To provide a manufacturing method of an innerseal having a tamper evident function and capable of being easily opened. CONSTITUTION: This manufacturing method comprises following processes (a)-(g). (a) A process for supplying a tabbing web 39, (b) a process for supplying a sealing web 37, (c) a process for supplying a tab liner web 35, (d) a process for forming a nip 47, (e) a process for supplying the tabbing web 39 and the sealing web 37 to the nip 47 with the tab liner web 35, heating the webs 39, 37, 35 by each nip 47, and integrally pressing them to form an innerseal web 54, (f) a process for cooling the innerseal web 54, and (g) a process for forming the innerseal of a desired size by cutting the innerseal web 54.

Inventors:
Roger Jose Pereira
Pierre Howard Rupert
Wayne Keith Morris
Teresa Irene McCarthy
Application Number:
JP1767393U
Publication Date:
November 07, 1995
Filing Date:
April 08, 1993
Export Citation:
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Assignee:
Minnesota Mining and Manufacturing Company
International Classes:
B29D22/00; B65B7/28; B65D41/32; B65D47/36; B65D50/12; B65D51/18; (IPC1-7): B65D47/36; B65D41/32
Attorney, Agent or Firm:
Aoyama Ryo (1 person outside)