Firing furnace and method for manufacturing porous ceramic fired object with firing furnace
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United States of America Patent
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-
Mar 3, 2009
Grant Date -
Nov 2, 2006
app pub date -
Dec 22, 2005
filing date -
Aug 25, 2004
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A firing furnace having a structure, which prolongs the durability of an insulative member, includes a plurality of heat generation bodies, arranged in the housing, for generating heat with power supplied from an external power supply, a connection member for connecting the external power supply and the heat generation bodies, a fixing member attached to the housing and including an insertion hole for receiving the connection member, an insulative member for sealing the space between the insertion hole and the connection member, and a restriction structure for restricting a flow of gas produced in the housing directed through a gap between the fixing member and the connection member and toward the insulative member.
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