Title:
PLASTIC BLOW-MOLDED CONTAINER
Document Type and Number:
Japanese Patent JP3142314
Kind Code:
B2
Abstract:
PURPOSE: To provide a plastic blow-molded container the bottom part of which is not deformed, and which can maintain a favorable self-standing property even when the internal pressure of the container rises or even under a high temperature exceeding a normal temperature.
CONSTITUTION: The subject container substantially has a cylindrical body 13, bottom part 14, and flange 11 which constitutes an opening, and the bottom part 14 consists of a central recessed part 18 and an annular heel part 17 which surrounds the central recessed part 18. On a container wall surface at the central recessed part 18, a plurality of polygonal pyramid shaped recessed parts, of which the vertexes face inward, are formed in such a manner that they are continuously arranged annularly such as surrounding the central part of the central recessed part while sharing a part of the ridges, and an outer wall surface 16 of the heel part is a conical curved surface of which the diameter becomes smaller as it becomes lower.
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JP6558781 | Cosmetic container |
JPH075126 | [Title of Invention] Heat-resistant plastic bottle |
Inventors:
Ms. Yamada
Youji Machinaga
Katsuya Nanjo
Hiroaki Nose
Youji Machinaga
Katsuya Nanjo
Hiroaki Nose
Application Number:
JP20489591A
Publication Date:
March 07, 2001
Filing Date:
July 19, 1991
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
International Classes:
B65D1/02; B65D1/16; B65D81/20; (IPC1-7): B65D1/02; B65D1/16; B65D81/20
Domestic Patent References:
JP1221220A | ||||
JP62235041A | ||||
JP62146137A | ||||
JP55163137A | ||||
JP57101710U | ||||
JP5888311U | ||||
JP6076613U |
Attorney, Agent or Firm:
Takaishi Tachibana