AU570282B2 – Analog-type fire detector
– Google Patents
AU570282B2 – Analog-type fire detector
– Google Patents
Analog-type fire detector
Info
Publication number
AU570282B2
AU570282B2
AU35753/84A
AU3575384A
AU570282B2
AU 570282 B2
AU570282 B2
AU 570282B2
AU 35753/84 A
AU35753/84 A
AU 35753/84A
AU 3575384 A
AU3575384 A
AU 3575384A
AU 570282 B2
AU570282 B2
AU 570282B2
Authority
AU
Australia
Prior art keywords
analog
fire detector
type fire
type
detector
Prior art date
1983-11-29
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.)
Ceased
Application number
AU35753/84A
Other versions
AU3575384A
(en
Inventor
Sadataka Yuchi
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.)
Hochiki Corp
Original Assignee
Hochiki Corp
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.)
1983-11-29
Filing date
1984-11-21
Publication date
1988-03-10
1983-11-29
Priority claimed from JP22525583A
external-priority
patent/JPS60115832A/en
1984-04-27
Priority claimed from JP8560484A
external-priority
patent/JPS60230038A/en
1984-11-21
Application filed by Hochiki Corp
filed
Critical
Hochiki Corp
1985-06-06
Publication of AU3575384A
publication
Critical
patent/AU3575384A/en
1988-03-10
Application granted
granted
Critical
1988-03-10
Publication of AU570282B2
publication
Critical
patent/AU570282B2/en
2004-11-21
Anticipated expiration
legal-status
Critical
Status
Ceased
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
AU35753/84A
1983-11-29
1984-11-21
Analog-type fire detector
Ceased
AU570282B2
(en)
Applications Claiming Priority (4)
Application Number
Priority Date
Filing Date
Title
JP58-225255
1983-11-29
JP22525583A
JPS60115832A
(en)
1983-11-29
1983-11-29
Photoelectric analog smoke sensor
JP59-85604
1984-04-27
JP8560484A
JPS60230038A
(en)
1984-04-27
1984-04-27
Photodetecting circuit of photoelectric analog smoke detector
Publications (2)
Publication Number
Publication Date
AU3575384A
AU3575384A
(en)
1985-06-06
AU570282B2
true
AU570282B2
(en)
1988-03-10
Family
ID=26426615
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU35753/84A
Ceased
AU570282B2
(en)
1983-11-29
1984-11-21
Analog-type fire detector
Country Status (7)
Country
Link
US
(1)
US4616138A
(en)
AU
(1)
AU570282B2
(en)
CH
(1)
CH660808A5
(en)
DE
(1)
DE3443238A1
(en)
FI
(1)
FI83459C
(en)
GB
(1)
GB2152722B
(en)
NO
(1)
NO163428C
(en)
Families Citing this family (8)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US5227639A
(en)
*
1991-12-16
1993-07-13
Honeywell Inc.
Infrared-based sensing circuit providing an output simulating the output of a flame rod sensor
US5506569A
(en)
*
1994-05-31
1996-04-09
Texas Instruments Incorporated
Self-diagnostic flame rectification sensing circuit and method therefor
US6097360A
(en)
*
1998-03-19
2000-08-01
Holloman; Charles J
Analog driver for LED or similar display element
JP4023684B2
(en)
*
2004-02-13
2007-12-19
ローム株式会社
Frequency current conversion circuit, equalizer including the same, and optical disc apparatus
US7244946B2
(en)
*
2004-05-07
2007-07-17
Walter Kidde Portable Equipment, Inc.
Flame detector with UV sensor
JP4318732B2
(en)
*
2005-05-10
2009-08-26
ホーチキ株式会社
Alarm output device
US9437093B2
(en)
2011-10-06
2016-09-06
Microchip Technology Incorporated
Differential current measurements to determine ION current in the presence of leakage current
US9823280B2
(en)
*
2011-12-21
2017-11-21
Microchip Technology Incorporated
Current sensing with internal ADC capacitor
Citations (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4381455A
(en)
*
1980-06-20
1983-04-26
Tokyo Shibaura Denki Kabushiki Kaisha
Flame detector including detector testing apparatus
Family Cites Families (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
JPS5311863B2
(en)
*
1971-11-22
1978-04-25
DE2635763A1
(en)
*
1976-08-09
1978-02-16
Siemens Ag
FIRE ALARM SYSTEM WITH SEVERAL DETECTORS THAT CAN BE OPERATED IN ONE MESSAGE LOOP
1984
1984-11-19
US
US06/672,834
patent/US4616138A/en
not_active
Expired – Fee Related
1984-11-21
AU
AU35753/84A
patent/AU570282B2/en
not_active
Ceased
1984-11-22
NO
NO844662A
patent/NO163428C/en
unknown
1984-11-27
FI
FI844650A
patent/FI83459C/en
not_active
IP Right Cessation
1984-11-27
DE
DE19843443238
patent/DE3443238A1/en
not_active
Ceased
1984-11-29
CH
CH5692/84A
patent/CH660808A5/en
not_active
IP Right Cessation
1984-11-29
GB
GB08430171A
patent/GB2152722B/en
not_active
Expired
Patent Citations (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4381455A
(en)
*
1980-06-20
1983-04-26
Tokyo Shibaura Denki Kabushiki Kaisha
Flame detector including detector testing apparatus
Also Published As
Publication number
Publication date
US4616138A
(en)
1986-10-07
FI83459B
(en)
1991-03-28
NO844662L
(en)
1985-05-30
NO163428C
(en)
1990-05-23
GB2152722B
(en)
1987-10-14
FI83459C
(en)
1991-07-10
FI844650A0
(en)
1984-11-27
CH660808A5
(en)
1987-06-15
NO163428B
(en)
1990-02-12
AU3575384A
(en)
1985-06-06
GB8430171D0
(en)
1985-01-09
FI844650L
(en)
1985-05-30
GB2152722A
(en)
1985-08-07
DE3443238A1
(en)
1985-07-11
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