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Patent Searching and Data


Title:
VACUUM MOLDING ELECTRIC HEATING UNIT AND METHOD OF PRODUCINGSAME
Document Type and Number:
Japanese Patent JPS5966094
Kind Code:
A
Abstract:
A resistance heating coil is placed on a sieve like tray above a suction box, and a slip of ceramic fibers is placed in the suction box, so that a ceramic fiber layer builds up when suction is applied. Portions of the sieve like tray are closed in regions beneath the resistance heating coil by strips in such a manner that the impervious regions of the sieve like tray are narrower than the width dimensions of the heating coil so that the space inside the heating coil remains free of fiber material during the vacuum moulding operation. This allows the heater to be operated at a higher temperature without the risk of crystallization of the fibers.

Inventors:
YOSEFU BOEZU
REO SARISU
Application Number:
JP16489783A
Publication Date:
April 14, 1984
Filing Date:
September 07, 1983
Export Citation:
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Assignee:
BURUTEN KANTARU GMBH
International Classes:
H05B3/18; H05B3/28; H05B3/62; H05B3/68; (IPC1-7): H05B3/18
Domestic Patent References:
JPS5487951A1979-07-12
JPS5678088A1981-06-26
JPS5693283A1981-07-28
Attorney, Agent or Firm:
Minoru Nakamura