JPS5313981A - Ionization type smoke detector with binary ion rooms - Google Patents

Ionization type smoke detector with binary ion rooms

Info

Publication number
JPS5313981A
JPS5313981A JP8851976A JP8851976A JPS5313981A JP S5313981 A JPS5313981 A JP S5313981A JP 8851976 A JP8851976 A JP 8851976A JP 8851976 A JP8851976 A JP 8851976A JP S5313981 A JPS5313981 A JP S5313981A
Authority
JP
Japan
Prior art keywords
rooms
smoke detector
type smoke
ionization type
ion
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
JP8851976A
Other languages
Japanese (ja)
Inventor
Tsunehiko Araki
Yoshihiko Okuda
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 JP8851976A priority Critical patent/JPS5313981A/en
Publication of JPS5313981A publication Critical patent/JPS5313981A/en
Pending legal-status Critical Current

Links

Landscapes

  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Fire-Detection Mechanisms (AREA)

Abstract

PURPOSE: To plan to improve accuracy and reliability of smoke detection, by arranging binary ion rooms, one for reference, the other for measurement, as to cause two ion rooms to operate in the same voltage-current (V-I) characteristic region.
COPYRIGHT: (C)1978,JPO&Japio
JP8851976A 1976-07-23 1976-07-23 Ionization type smoke detector with binary ion rooms Pending JPS5313981A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8851976A JPS5313981A (en) 1976-07-23 1976-07-23 Ionization type smoke detector with binary ion rooms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8851976A JPS5313981A (en) 1976-07-23 1976-07-23 Ionization type smoke detector with binary ion rooms

Publications (1)

Publication Number Publication Date
JPS5313981A true JPS5313981A (en) 1978-02-08

Family

ID=13945066

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8851976A Pending JPS5313981A (en) 1976-07-23 1976-07-23 Ionization type smoke detector with binary ion rooms

Country Status (1)

Country Link
JP (1) JPS5313981A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57157170A (en) * 1981-02-26 1982-09-28 Ebauchesfabrik Eta Ag Setting mechanism for watch
JPS57169402U (en) * 1981-04-21 1982-10-25

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57157170A (en) * 1981-02-26 1982-09-28 Ebauchesfabrik Eta Ag Setting mechanism for watch
JPS6360870B2 (en) * 1981-02-26 1988-11-25
JPS57169402U (en) * 1981-04-21 1982-10-25

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