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Patent Searching and Data


Title:
BLOW MOLDING METHOD OF HEAD REST CORE BODY
Document Type and Number:
Japanese Patent JPH08174642
Kind Code:
A
Abstract:

PURPOSE: To blow-mold a head rest core body made of a blow-molded article integral with a stay under the condition that the usage amount of a blow- molding synthetic resin is reduced.

CONSTITUTION: Parison having a circular cross section is pressed between the top mold U and the bottom mold L of a blow mold into the parison having an elongated elliptical cross section. After a stay 2 is inserted in the resultant parison, blow molding is performed in order to produce a head rest core body.


Inventors:
Maeda, Akinori
Application Number:
JP1994000336964
Publication Date:
July 09, 1996
Filing Date:
December 27, 1994
Export Citation:
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Assignee:
TACHI S CO LTD
International Classes:
B60N2/48; B29C49/20; B29C49/48; B60R21/055; B29K105/20; B29L22/00; B29L31/30; (IPC1-7): B29C49/20; B60N2/48; B60R21/055