Title:
HEATING ELEMENT HEAT-RETAINING TYPE INDUCTION HEATER
Document Type and Number:
Japanese Patent JP2002299019
Kind Code:
A
Abstract:
To provide a heating element heat-retaining type induction heater, preventing occurrence of the disconnection and short circuit, etc., caused by the thermal expansion/contraction of heating elements.
The heating elements 4, wound around a fire-resistant tube 2 of the heating element heat-retaining type induction heater 1, are inserted into plural electrical insulators 3, and at least the electrical insulators 3 are interposed between the heating elements 4 and the fire-resistant tube 2.
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Inventors:
UCHIDA NAOKI
KAWANAKA KEIJI
NANBA MASAO
KAWANAKA KEIJI
NANBA MASAO
Application Number:
JP2001100267A
Publication Date:
October 11, 2002
Filing Date:
March 30, 2001
Export Citation:
Assignee:
MITSUI SHIPBUILDING ENG
International Classes:
H05B6/10; B21J17/02; C21D1/42; F27B9/36; F27D11/06; (IPC1-7): H05B6/10; C21D1/42; F27B9/36; F27D11/06
Attorney, Agent or Firm:
Shinichi Ogawa (2 outside)