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Patent Searching and Data


Title:
PREPARATION OF TYPE BODY
Document Type and Number:
Japanese Patent JPS5957759
Kind Code:
A
Abstract:

PURPOSE: To obtain a type body of high quality by such an arrangement wherein a heat preserving means is provided between a type molding unit and type holder molding unit in a metal mold for molding a type body and a type face is molded while a difference in temperature is maintained between those units.

CONSTITUTION: A heater 5 is provided to correspond to the arrangement of type molding units 3, and in a lower mold 9, a heat pipe 7 is provided for cooling type holder molding units 4. Molding material injected through an injection hole 6 passes through molding units 4 cooled by the heat pipe 7 and flows into the type molding unit 3. Molding material reached the molding units 3 is processed at a high temperature and formed into a type element 1 of high density and molding material injected into the molding units 4 is processed at low temperature and formed into a type holder element which is less in deformation, distortion, warping, etc.


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Inventors:
IMAOKA JIYUUTAROU
KOJIMA KIYOSHI
SATOU HIROAKI
Application Number:
JP16890982A
Publication Date:
April 03, 1984
Filing Date:
September 28, 1982
Export Citation:
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Assignee:
FUJITSU LTD
International Classes:
B41J1/00; B41J1/30; (IPC1-7): B41J1/00; B41J1/02; B41J1/20
Attorney, Agent or Firm:
Koshiro Matsuoka