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Title:
TEMPERATURE SENSOR
Document Type and Number:
Japanese Patent JP2012242334
Kind Code:
A
Abstract:

To provide a temperature sensor of a simple structure which reduces manufacturing cost and does not have to provide a flange as a separate member.

A metal tube 11 having a cylindrical shape with a closed front end part extends along the direction of an axis O. A cylindrical coupling 31 extends backward in the direction of the axis O of the metal tube 11. A flange part 61 is formed by overlapping a tube rear end part 114 of the metal tube 11 on a coupling front end part 311 of the coupling 31 while protruding outward in a radial direction perpendicular to the direction of the axis O. A bearing surface 611 being a surface facing a front end side of the flange part 61 in the direction of the axis O and a surface to be pressed 612 being a face facing a rear end side are formed on an outer circumferential surface of the metal tube 11. A shape holding member 62 for holding the shape of the flange part 61 is provided in the flange part 61.


Inventors:
SHIGEKARI SATOSHI
ITO MASATOMO
ISHIKAWA SATOSHI
Application Number:
JP2011115041A
Publication Date:
December 10, 2012
Filing Date:
May 23, 2011
Export Citation:
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Assignee:
NGK SPARK PLUG CO
International Classes:
G01K7/22
Attorney, Agent or Firm:
Hisashi Yamamoto