Title:
OPENING APPARATUS
Document Type and Number:
Japanese Patent JPH07149357
Kind Code:
A
Abstract:
PURPOSE: To confirm whether an improper opening of a package exists by providing a thin portion for breaking on an outer lid of the package.
CONSTITUTION: The apparatus is formed of a thermoplastic material sheet 1 and comprises a pouring port 3 surrounded by an outer lid 2. The outer lid is partially sealed onto an upper side wall 4 of the pouring port and partially sealed to a portion of the material sheet surrounding the pouring port. The outer lid includes a failure impression 7 placed in a circle around it when the lid is sealed with the material sheet.
Inventors:
KURISUTERU MARUMUBERUGU
Application Number:
JP24958694A
Publication Date:
June 13, 1995
Filing Date:
October 14, 1994
Export Citation:
Assignee:
TETRA LAVAL HOLDINGS & FINANCE
International Classes:
B65D41/34; B65D41/48; B65D51/20; B65D41/18; B65D51/22; (IPC1-7): B65D41/34; B65D51/20
Attorney, Agent or Firm:
Akira Asamura (3 outside)