Title:
VENT PIECE OF MOLD FOR VULCANIZING TIRE
Document Type and Number:
Japanese Patent JPH09314567
Kind Code:
A
Abstract:
To provide a vent piece capable of holding the cross section of a minute through-hole for discharging air and gas to the atmosphere.
A wire-shaped body 1b having various shapes is inscribed in a pipe 1a so as to become a core. Minute through-holes (d) are formed between the pipe 1a and the wire-shaped body. Air and gas sealed in the inside space of a mold for a tire are exhausted to the atmosphere through the minute through-holes (d).
Inventors:
SHIBATA MASAYOSHI
Application Number:
JP15186596A
Publication Date:
December 09, 1997
Filing Date:
May 24, 1996
Export Citation:
Assignee:
HASHIBA TEKKO KK
International Classes:
B29C33/02; B29C33/10; B29C35/02; B29L30/00; (IPC1-7): B29C33/10; B29C33/02; B29C35/02
Attorney, Agent or Firm:
鈴木 淳也