JPS5289383A - Sensor apparatus for detecting and confirming operation of sound produ cing device - Google Patents

Sensor apparatus for detecting and confirming operation of sound produ cing device

Info

Publication number
JPS5289383A
JPS5289383A JP10737775A JP10737775A JPS5289383A JP S5289383 A JPS5289383 A JP S5289383A JP 10737775 A JP10737775 A JP 10737775A JP 10737775 A JP10737775 A JP 10737775A JP S5289383 A JPS5289383 A JP S5289383A
Authority
JP
Japan
Prior art keywords
sound
detecting
sensor apparatus
confirming operation
produ
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.)
Pending
Application number
JP10737775A
Other languages
Japanese (ja)
Inventor
Atsushi Yamada
Kensaburo Tanemura
Kazunari Morisue
Yoshiharu Suzuki
Kuniharu Tatezuki
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 JP10737775A priority Critical patent/JPS5289383A/en
Publication of JPS5289383A publication Critical patent/JPS5289383A/en
Pending legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)

Abstract

PURPOSE: To provide a sensor apparatus for detecting and confirming operation of sound producing device, which incorporates sound producing unit that produces sound when sensor of fire alarm apparatus is activated, whereby inspection can be made with ease and reliability, and at the time of emergency, fire can be extinguished at early stages and prompt refuge is made possible.
COPYRIGHT: (C)1977,JPO&Japio
JP10737775A 1975-09-04 1975-09-04 Sensor apparatus for detecting and confirming operation of sound produ cing device Pending JPS5289383A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10737775A JPS5289383A (en) 1975-09-04 1975-09-04 Sensor apparatus for detecting and confirming operation of sound produ cing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10737775A JPS5289383A (en) 1975-09-04 1975-09-04 Sensor apparatus for detecting and confirming operation of sound produ cing device

Publications (1)

Publication Number Publication Date
JPS5289383A true JPS5289383A (en) 1977-07-26

Family

ID=14457553

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10737775A Pending JPS5289383A (en) 1975-09-04 1975-09-04 Sensor apparatus for detecting and confirming operation of sound produ cing device

Country Status (1)

Country Link
JP (1) JPS5289383A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008219288A (en) * 2007-03-01 2008-09-18 Matsushita Electric Works Ltd Intercom master unit and intercom system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008219288A (en) * 2007-03-01 2008-09-18 Matsushita Electric Works Ltd Intercom master unit and intercom system

Similar Documents

Publication Publication Date Title
JPS5231699A (en) Fire senser
JPS53100699A (en) Fire extinguishing apparatus for warehouse
JPS5289383A (en) Sensor apparatus for detecting and confirming operation of sound produ cing device
JPS51130299A (en) A gas detector which has selectirity of detectingas
JPS5215095A (en) Alarm device for respratory device
JPS545159A (en) Abrasion detecting apparatus for mechanical seal
JPS5333690A (en) Smoke/fire occurence prevention for apparatus
JPS52152197A (en) Automatic fire monitor system
JPS52153249A (en) Gas safety device
JPS51132098A (en) Testing device for a fire alarm
JPS5236498A (en) Concetrated control system detecting of slight fire
JPS51121837A (en) A gas combustor with a safety apparatus
JPS5276507A (en) Turbine valve control device
JPS5210699A (en) Testing device
JPS51115796A (en) Automatic consevation detection apparatus of an automatic fire alarm
JPS5267173A (en) Emergency illumination system
JPS525599A (en) Gas detection alarm system
JPS51111393A (en) Safety device for gas apparatus
JPS5215295A (en) Checking device for automatic fire alarm system
JPS51132539A (en) Brake monitor
JPS5250039A (en) Alarm and control system for gas
JPS52133790A (en) Refuge guiding system
JPS5225437A (en) Open-capture device of fireproof door
JPS5387198A (en) Operating circuit of fire detector
JPS51141684A (en) Automatic flaw detector