JPS5426694A - Fire seising wire of thermocouple type - Google Patents

Fire seising wire of thermocouple type

Info

Publication number
JPS5426694A
JPS5426694A JP9235377A JP9235377A JPS5426694A JP S5426694 A JPS5426694 A JP S5426694A JP 9235377 A JP9235377 A JP 9235377A JP 9235377 A JP9235377 A JP 9235377A JP S5426694 A JPS5426694 A JP S5426694A
Authority
JP
Japan
Prior art keywords
fire
seising
wire
thermocouple type
thermocouple
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP9235377A
Other languages
Japanese (ja)
Other versions
JPS5925271B2 (en
Inventor
Seiji Yamaguchi
Kazuhisa Akiyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP9235377A priority Critical patent/JPS5925271B2/en
Publication of JPS5426694A publication Critical patent/JPS5426694A/en
Publication of JPS5925271B2 publication Critical patent/JPS5925271B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)

Abstract

PURPOSE: To increase the sensitivity of fire sensing wires, by connecting a plural number of thermocouple wires in series with each other alternately and by increasing the temperature defference between the hot and cold junctions through mounting a metal pipe around the junctions of the thermocouple wires.
COPYRIGHT: (C)1979,JPO&Japio
JP9235377A 1977-07-31 1977-07-31 Thermocouple fire detection wire Expired JPS5925271B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9235377A JPS5925271B2 (en) 1977-07-31 1977-07-31 Thermocouple fire detection wire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9235377A JPS5925271B2 (en) 1977-07-31 1977-07-31 Thermocouple fire detection wire

Publications (2)

Publication Number Publication Date
JPS5426694A true JPS5426694A (en) 1979-02-28
JPS5925271B2 JPS5925271B2 (en) 1984-06-15

Family

ID=14052027

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9235377A Expired JPS5925271B2 (en) 1977-07-31 1977-07-31 Thermocouple fire detection wire

Country Status (1)

Country Link
JP (1) JPS5925271B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017204501A (en) * 2016-05-09 2017-11-16 日本ドライケミカル株式会社 Thermoelectric conversion element, distributed temperature sensor and manufacturing method of thermoelectric conversion element
JP2021073685A (en) * 2020-12-25 2021-05-13 日本ドライケミカル株式会社 Thermoelectric transducer, distribution type temperature sensor, and manufacturing method of thermoelectric transducer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017204501A (en) * 2016-05-09 2017-11-16 日本ドライケミカル株式会社 Thermoelectric conversion element, distributed temperature sensor and manufacturing method of thermoelectric conversion element
JP2021073685A (en) * 2020-12-25 2021-05-13 日本ドライケミカル株式会社 Thermoelectric transducer, distribution type temperature sensor, and manufacturing method of thermoelectric transducer

Also Published As

Publication number Publication date
JPS5925271B2 (en) 1984-06-15

Similar Documents

Publication Publication Date Title
JPS532749A (en) Heat transfer from relatively cold state to relatively hot state
FR2347603A1 (en) HIGH TEMPERATURE RESISTANT SOFT PIPE TERMINAL ELEMENT
JPS546787A (en) Luminous element
DE3588062D1 (en) Hot gas measuring device.
GB1557942A (en) Glassy alloy temperature sensing elements for resistance thermometers
JPS5426694A (en) Fire seising wire of thermocouple type
GB2051369B (en) Determining the response to hot and cold gas
JPS5359960A (en) Heat pipe
JPS51117681A (en) Supersonic waves probe for high temperature use
JPS5426695A (en) Fire sensing wire of thermocouple differential distribution type
JPS53128050A (en) Heat exchanger provided with spiral wire arranged on supporting pipes
JPS5426693A (en) Fire sensing wire of thermocouple type
JPS5221883A (en) Temperature measuring apparatus
JPS5221882A (en) Element for temperature profiler
JPS5372995A (en) Toroidal coil for torus-shaped fusion reactor system
FR2308881A1 (en) LOW-LOSS SOLAR HEAT SENSOR
JPS5399796A (en) Thermoelectric converter
JPS5381285A (en) Leak detecting system
IT7821961A0 (en) HEAT EXCHANGER FOR HIGH TEMPERATURES AND HIGH PRESSURES.
JPS5347057A (en) Heat pipe and production thereof
JPS52128188A (en) Bodily temperature detector
JPS52138735A (en) Pipe shaped positive characteristic thermistor heating element
JPS5369598A (en) Thermal type fire alarm unit
JPS5319578A (en) Fire detection type cable
JPS5419039A (en) Pilot bearing