JPS5034872A - - Google Patents

Info

Publication number: JPS5034872A
Authority: JP; Japan
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

JP48131821A

Other languages

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.)

1973-07-24

Filing date

1973-11-26

Publication date

1975-04-03

1973-11-26 Application filed filed Critical

1975-04-03 Publication of JPS5034872A publication Critical patent/JPS5034872A/ja

Status Pending legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
- G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
- G08B17/113—Constructional details

Landscapes

Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Fire-Detection Mechanisms (AREA)
Investigating Or Analysing Materials By Optical Means (AREA)
Photometry And Measurement Of Optical Pulse Characteristics (AREA)

JP48131821A 1973-07-24 1973-11-26 Pending JPS5034872A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US382058A US3863076A (en)	1973-07-24	1973-07-24	Optical smoke detector

Publications (1)

Publication Number	Publication Date
JPS5034872A true JPS5034872A (de)	1975-04-03

Family

ID=23507370

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP48131821A Pending JPS5034872A (de)	1973-07-24	1973-11-26

Country Status (7)

Country	Link
US (1)	US3863076A (de)
JP (1)	JPS5034872A (de)
CA (1)	CA1022644A (de)
DE (1)	DE2358706A1 (de)
FR (1)	FR2239169A5 (de)
GB (1)	GB1434808A (de)
IT (1)	IT1000987B (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5229274A (en) *	1975-08-29	1977-03-04	Matsushita Electric Works Ltd	Light scattering type smoke detector
JPS59182337A (ja) *	1983-03-31	1984-10-17	Matsushita Electric Works Ltd	煙検知器
JP2010271894A (ja) *	2009-05-21	2010-12-02	Panasonic Electric Works Co Ltd	煙検知式警報器

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3985453A (en) *	1974-07-19	1976-10-12	Matsushita Electric Works, Ltd.	Light scattering type smoke detector
US4053785A (en) *	1976-01-07	1977-10-11	General Signal Corporation	Optical smoke detector with smoke effect simulating means
US4124298A (en) *	1977-03-14	1978-11-07	Electro Signal Lab, Inc.	Optical smoke detector inlet screen
US4216377A (en) *	1977-06-27	1980-08-05	Nittan Company, Limited	Light scattering smoke detector
US4249082A (en) *	1977-09-20	1981-02-03	Cybernet Electronics Corporation	Photoelectric smoke sensor box
JPS6013449U (ja) *	1983-03-31	1985-01-29	ホーチキ株式会社	散乱光式煙感知器の検煙部構造
JPS63163698A (ja) *	1986-12-26	1988-07-07	ホーチキ株式会社	散乱光式煙感知器
US4904988A (en) *	1989-03-06	1990-02-27	Nesbit Charles E	Toy with a smoke detector
NO312911B1 (no)	1994-12-22	2002-07-15	Budenheim Rud A Oetker Chemie	Antikorrosjonspigment og anvendelse av dette
CA2776544A1 (en) *	2009-10-05	2011-04-14	Cavius Aps	Smoke alarm
KR101529127B1 (ko) *	2011-08-29	2015-06-16	펜월 컨트롤즈 오브 재팬, 리미티드	광전식 연기 감지기
USD770929S1 (en) *	2014-06-26	2016-11-08	Life Safety Distribution Ag	Optical block
DE102014019773B4 (de)	2014-12-17	2023-12-07	Elmos Semiconductor Se	Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mittels des Displays eines Mobiltelefons
DE102014019172B4 (de)	2014-12-17	2023-12-07	Elmos Semiconductor Se	Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mit einem kompensierenden optischen Messsystem

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2537028A (en) *	1945-10-02	1951-01-09	C O Two Fire Equipment Co	Smoke detector and signal
US2604597A (en) *	1949-02-03	1952-07-22	C O Two Fire Equipment Co	Smoke detector
US3409885A (en) *	1964-03-26	1968-11-05	Guardian Industries	Smoke detection apparatus
US3555532A (en) *	1968-10-29	1971-01-12	Graham Stuart Corp	Vapor or particle detection device
DE2047997B2 (de) *	1970-09-30	1976-10-07	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Elektronische einzel-eingabetaste
US3723747A (en) *	1971-06-03	1973-03-27	Electro Signal Lab	Photoelectric detector with compensating photocell

1973
- 1973-07-24 US US382058A patent/US3863076A/en not_active Expired - Lifetime
- 1973-11-13 GB GB5268473A patent/GB1434808A/en not_active Expired
- 1973-11-13 CA CA185,558A patent/CA1022644A/en not_active Expired
- 1973-11-19 FR FR7341045A patent/FR2239169A5/fr not_active Expired
- 1973-11-24 DE DE2358706A patent/DE2358706A1/de not_active Withdrawn
- 1973-11-26 JP JP48131821A patent/JPS5034872A/ja active Pending
- 1973-12-06 IT IT9712/73A patent/IT1000987B/it active

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5229274A (en) *	1975-08-29	1977-03-04	Matsushita Electric Works Ltd	Light scattering type smoke detector
JPS59182337A (ja) *	1983-03-31	1984-10-17	Matsushita Electric Works Ltd	煙検知器
JPH0444227B2 (de) *	1983-03-31	1992-07-21	Matsushita Electric Works Ltd
JP2010271894A (ja) *	2009-05-21	2010-12-02	Panasonic Electric Works Co Ltd	煙検知式警報器

Also Published As

Publication number	Publication date
US3863076A (en)	1975-01-28
IT1000987B (it)	1976-04-10
DE2358706A1 (de)	1975-02-06
CA1022644A (en)	1977-12-13
FR2239169A5 (de)	1975-02-21
GB1434808A (en)	1976-05-05

Publication	Publication Date	Title
AR201758A1 (de)	1975-04-15
AU476761B2 (de)	1976-09-30
AR201235Q (de)	1975-02-21
AR201231Q (de)	1975-02-21
AU474593B2 (de)	1976-07-29
AU474511B2 (de)	1976-07-22
AU474838B2 (de)	1976-08-05
FR2239169A5 (de)	1975-02-21
AU476714B2 (de)	1976-09-30
AR201229Q (de)	1975-02-21
AU472848B2 (de)	1976-06-03
AU476696B2 (de)	1976-09-30
AR199451A1 (de)	1974-08-30
AU477823B2 (de)	1975-06-19
AR200256A1 (de)	1974-10-31
AU476873B1 (de)	1975-01-09
AR197627A1 (de)	1974-04-23
AU477824B2 (de)	1975-07-17
AR201432A1 (de)	1975-03-14
AR196382A1 (de)	1973-12-18
AR195948A1 (de)	1973-11-15
AR195311A1 (de)	1973-09-28
AR200885A1 (de)	1974-12-27
AR193950A1 (de)	1973-05-31
AU471461B2 (de)	1976-04-29