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Patent Searching and Data


Title:
HEATER AND GLOW PLUG PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2012/147919
Kind Code:
A1
Abstract:
[Problem] To provide a heater which has high reliability and durability and that, when the temperature rapidly increases, suppresses generation of significant stress concentration on the end portion of a joint section between a resistor and a lead, even if a large current flows in the resistor, and to provide a glow plug provided with the heater. [Solution] A heater (1) is provided with the following: a resistor (3) having a heat-generation part (4); a lead (8) joined to the end portion of the resistor (3); and an insulating base body (9) that covers the resistor (3) and the lead (8). In the joint section between the resistor (3) and the lead (8), the lead (8) is thicker than the resistor (3), and the resistor (3) and the lead (8) are connected so that the end portion of the resistor (3) is inserted into the tip portion of the lead (8). A recess is provided in the end surface of the resistor (3), and a part of the lead (8) is inserted into the recess.

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Inventors:
HIURA NORIMITSU (JP)
Application Number:
PCT/JP2012/061373
Publication Date:
November 01, 2012
Filing Date:
April 27, 2012
Export Citation:
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Assignee:
KYOCERA CORP (JP)
HIURA NORIMITSU (JP)
International Classes:
H05B3/48; F23Q7/00; F23Q7/22; H05B3/18
Foreign References:
JP2010210134A2010-09-24
JPH03149791A1991-06-26
JP2000130754A2000-05-12
Other References:
See also references of EP 2704518A4
Download PDF:
Claims: