Title:
BLOW MOLDING MACHINE
Document Type and Number:
Japanese Patent JPH06210714
Kind Code:
A
Abstract:
PURPOSE: To provide a blow molding machine not generating an irregular thickness defect such as a V-notch at the bottom part of a molded product.
CONSTITUTION: In a blow molding machine 1 wherein the parison P emitted from a die head is held between a pair of left and right molds 3 to produce a hollow product, sliders 10, 10 advancing and retreating in advance and retreat means (hydraulic cylinder 20) are arranged to the lower end parts of the molds 3, 3 and the leading ends of the sliders 10, 10 are formed from a vertical surface or the vartical surface and the inclined surface continued thereto and inclined in a retreat direction.
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Inventors:
NISHIMURA TAKAFUMI
KANO YOSHIAKI
SHIBATA TAKAAKI
KANO YOSHIAKI
SHIBATA TAKAAKI
Application Number:
JP471893A
Publication Date:
August 02, 1994
Filing Date:
January 14, 1993
Export Citation:
Assignee:
UBE INDUSTRIES
International Classes:
B29C49/48; B29C49/56; B29C49/04; B29L22/00; (IPC1-7): B29C49/56; B29C49/48