Title:
DIE FOR FORMING END OF PIPING
Document Type and Number:
Japanese Patent JP2005046880
Kind Code:
A
Abstract:
To provide a die for forming the end of piping with which the yield rate can be improved by preventing deformation when the piping is released from the die.
This die enters the end part of the piping 1 which is plastically deformable, and the end part is formed into a prescribed shape by pressing while sliding in the direction contrary to the end part to the piping 1. Recessed parts 68 for releasing pressing oil in a sliding contact part with the piping 1 when pressing is provided to the die.
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JP2005180662 | QUICK CONNECTOR WITH RESIN TUBE |
Inventors:
TAKASAKI HIROMI
TAKAMATSU YOSHIKAZU
OZAWA KOICHI
TAKAMATSU YOSHIKAZU
OZAWA KOICHI
Application Number:
JP2003281924A
Publication Date:
February 24, 2005
Filing Date:
July 29, 2003
Export Citation:
Assignee:
CALSONIC KANSEI CORP
OTSUKA KK
OTSUKA KK
International Classes:
F16L13/14; B21D41/02; (IPC1-7): B21D41/02; F16L13/14
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Akira Kurihara
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
Iwa Saki Kokuni
Akira Kurihara
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu