TEMPERATURE SENSOR AND HEATER UNIT

Title:

TEMPERATURE SENSOR AND HEATER UNIT

Document Type and Number:

WIPO Patent Application WO/2021/024837

Kind Code:

A1

Abstract:

A temperature sensor comprises: a block body; a first thermocouple including a first wire strand, a second wire strand, a first insulator surrounding the first wire strand and the second wire strand, and a first metal sheath surrounding the first insulator; and a second thermocouple including a third wire strand, a fourth wire strand, a second insulator surrounding the third wire strand and the fourth wire strand, and a second metal sheath surrounding the second insulator. An end of the first thermocouple and an end of the second thermocouple are embedded in the block body. An end of the first wire strand and an end of the second wire strand may be in contact with the first metal sheath. An end of the third wire strand and an end of the fourth wire strand may be in contact with the second metal sheath.

Inventors:

KIDA NAOYA (JP)
TATSUMI ARATA (JP)
SEKIYA KENJI (JP)
AIKAWA NAOYA (JP)
TAKANASHI MASAYA (JP)

Application Number:

PCT/JP2020/028750

Publication Date:

February 11, 2021

Filing Date:

July 27, 2020

Export Citation:

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Assignee:

NHK SPRING CO LTD (JP)

International Classes:

G01K1/16; G01K7/02

Foreign References:

JPS58111731A	1983-07-02
JPS49128780A	1974-12-10
JPH0445934U	1992-04-20
JP2001135715A	2001-05-18
JP2002005753A	2002-01-09
JP2003130737A	2003-05-08
JPH0933358A	1997-02-07
JPS55155936U	1980-11-10
US3776039A	1973-12-04
US20080170600A1	2008-07-17
JP2004165805A	2004-06-10
JP4098112B2	2008-06-11

Other References: