Title:
MANUFACTURING METHOD FOR ELASTIC COLUMN
Document Type and Number:
Japanese Patent JP2005002660
Kind Code:
A
Abstract:
To provide a manufacturing method for an elastic column, which enables an uneven pattern to be easily and inexpensively formed on a surface of an external facing body.
In this manufacturing method for the elastic column 1, a foaming stock solution 5 is injected into a space A between a cylindrical bag-shaped polymeric external-facing body 2 and a core body 3 which is internally mounted in the central part of the body 2; a foamed elastic body 4 is filled into the space A by foaming the stock solution 5; and the body 2 is housed in a molding tool 6, and molded by being brought into close contact with the molding tool 6 while being expanded by foaming pressure of the stock solution 5 which is injected into the body 2.
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Inventors:
AZUMA KAZUMA
ASAZU SHINGO
YOKOBORI SHIZUO
ASAZU SHINGO
YOKOBORI SHIZUO
Application Number:
JP2003167100A
Publication Date:
January 06, 2005
Filing Date:
June 11, 2003
Export Citation:
Assignee:
TOYO TIRE & RUBBER CO
International Classes:
B29C39/10; B29C44/00; B29C44/02; B29C44/14; B29C44/34; B29C44/36; B29C44/38; B29C44/58; E01F9/588; E01F9/623; E01F9/627; E01F9/658; E01F9/696; E01F13/02; B29K105/04; (IPC1-7): E01F13/02; B29C39/10; E01F9/011
Attorney, Agent or Firm:
Yasushi Oshima
Shuzo Hinode
Seiji Goto
Shuzo Hinode
Seiji Goto