CH537067A - Rauchmelder - Google Patents

Rauchmelder

Info

Publication number: CH537067A
Authority: CH; Switzerland
Prior art keywords: smoke detector; smoke; detector
Prior art date: 1971-05-13

Application number

CH694872A

Other languages

English (en)

Inventor

Ohsumi Tadao

Furuichi Takao

Yamada Kohei

Original Assignee

Nittan Company Ltd Shibuya Ku

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.)

1971-05-13

Filing date

1972-05-10

Publication date

1973-06-29

1972-05-10 Application filed by Nittan Company Ltd Shibuya Ku filed Critical Nittan Company Ltd Shibuya Ku

1973-06-29 Publication of CH537067A publication Critical patent/CH537067A/de

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
- G08B17/11—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
- 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)
Other Investigation Or Analysis Of Materials By Electrical Means (AREA)

CH694872A 1971-05-13 1972-05-10 Rauchmelder CH537067A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP3773971U JPS5537999Y2 (de)	1971-05-13	1971-05-13

Publications (1)

Publication Number	Publication Date
CH537067A true CH537067A (de)	1973-06-29

Family

ID=12505844

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH694872A CH537067A (de)	1971-05-13	1972-05-10	Rauchmelder

Country Status (7)

Country	Link
JP (1)	JPS5537999Y2 (de)
AU (1)	AU431572B2 (de)
CA (1)	CA948333A (de)
CH (1)	CH537067A (de)
DE (1)	DE2223360C3 (de)
FR (1)	FR2139246A5 (de)
GB (1)	GB1322299A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS49117169A (de) *	1973-02-03	1974-11-08
JPS5531416Y2 (de) *	1975-01-28	1980-07-26
JPS5260766A (en) *	1975-11-11	1977-05-19	Sankyo Seisakushiyo Kk	Piezooelectric element lighter

1971
- 1971-05-13 JP JP3773971U patent/JPS5537999Y2/ja not_active Expired
1972
- 1972-04-12 AU AU41052/72A patent/AU431572B2/en not_active Expired
- 1972-04-19 FR FR7213760A patent/FR2139246A5/fr not_active Expired
- 1972-04-25 GB GB1914272A patent/GB1322299A/en not_active Expired
- 1972-04-25 CA CA140,570A patent/CA948333A/en not_active Expired
- 1972-05-10 CH CH694872A patent/CH537067A/de not_active IP Right Cessation
- 1972-05-12 DE DE19722223360 patent/DE2223360C3/de not_active Expired

Also Published As

Publication number	Publication date
AU431572B2 (en)	1973-01-25
JPS5537999Y2 (de)	1980-09-05
DE2223360B2 (de)	1973-07-12
CA948333A (en)	1974-05-28
DE2223360A1 (de)	1972-11-23
AU4105272A (en)	1973-01-25
FR2139246A5 (de)	1973-01-05
JPS4736292U (de)	1972-12-22
GB1322299A (en)	1973-07-04
DE2223360C3 (de)	1974-02-07

Similar Documents

Publication	Publication Date	Title
CH537066A (de)	1973-05-15	Flammen-Detektor
FI53919B (fi)	1978-05-31	Laekemedelsbaerare av silikongummi
CH519761A (de)	1972-02-29	Flammen-Detektor
FI54323C (fi)	1978-11-10	Foerfarande foer framstaellning av foertyngningsaemnen foer spolmedel foer borrhaol
FI54027C (fi)	1978-09-11	Vaermevaexlare av avdunstningstyp
DK135896B (da)	1977-07-11	??
BR7203070D0 (pt)	1973-06-14	Detector de seguranca
BE796166A (fr)	1973-07-02	Detecteur de fumee
AR196020A1 (es)	1973-11-23	Detector de humo
BE790355A (fr)	1973-02-15	Detecteur de fumee
FI56779B (fi)	1979-12-31	Arbetsbord foer verktygsmaskiner saosom radialborrmaskiner fraesmaskiner m fl
FI54146C (fi)	1978-10-10	Foerfarande foer framstaellning av en koncentrerad laktulossirap
AT318765B (de)	1974-11-11	Neutronendetektor
CH552989A (de)	1974-08-30	Rauchgasanzeiger.
FI54041C (fi)	1978-10-10	Foerfarande foer framstaellning av en aromanrikad kaffeprodukt
FI53736C (fi)	1978-07-10	Platta foer skydd av grundmur
CH544946A (de)	1973-11-30	Neutronendetektor
BE761610A (fr)	1971-06-16	Detecteur de fumee
IT956337B (it)	1973-10-10	Rivelatore
CH537067A (de)	1973-06-29	Rauchmelder
CH526178A (de)	1972-07-31	Rauchmelder
TR16982A (tr)	1974-02-19	Tuetuen dumani filtresi
CH520990A (de)	1972-03-31	Rauchdetektor
AT308445B (de)	1973-07-10	Aschenbecher
CH534403A (de)	1973-02-28	Rauchdetektor

Legal Events

Date	Code	Title	Description
1982-01-29	PL	Patent ceased