JPS54161298A - Warning device - Google Patents
Warning deviceInfo
- Publication number
- JPS54161298A JPS54161298A JP765879A JP765879A JPS54161298A JP S54161298 A JPS54161298 A JP S54161298A JP 765879 A JP765879 A JP 765879A JP 765879 A JP765879 A JP 765879A JP S54161298 A JPS54161298 A JP S54161298A
- Authority
- JP
- Japan
- Prior art keywords
- warning device
- warning
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/18—Prevention or correction of operating errors
- G08B29/20—Calibration, including self-calibrating arrangements
- G08B29/24—Self-calibration, e.g. compensating for environmental drift or ageing of components
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
-
- 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
-
- 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
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
- G08B29/04—Monitoring of the detection circuits
- G08B29/043—Monitoring of the detection circuits of fire detection circuits
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/872,444 US4302753A (en) | 1978-01-26 | 1978-01-26 | Multi-function combustion detecting device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS54161298A true JPS54161298A (en) | 1979-12-20 |
JPS5622038B2 JPS5622038B2 (ja) | 1981-05-22 |
Family
ID=25359588
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP765879A Granted JPS54161298A (en) | 1978-01-26 | 1979-01-25 | Warning device |
Country Status (7)
Country | Link |
---|---|
US (1) | US4302753A (ja) |
JP (1) | JPS54161298A (ja) |
AU (1) | AU509350B2 (ja) |
CA (1) | CA1115372A (ja) |
DE (1) | DE2903041C2 (ja) |
GB (1) | GB2013383B (ja) |
IT (1) | IT1114062B (ja) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3004753C2 (de) * | 1980-02-08 | 1983-12-22 | Hartwig Dipl.-Ing. 2409 Scharbeutz Beyersdorf | Brandmeldeeinrichtung |
US4471346A (en) * | 1981-06-02 | 1984-09-11 | Eberhard Faber, Inc. | Smoke detector |
JPS59923U (ja) * | 1982-06-24 | 1984-01-06 | 原 大雄 | 火災警報器付温度計 |
JPS5916431U (ja) * | 1982-07-26 | 1984-01-31 | 株式会社ほくさん | 天袋ユニツト |
US4595914A (en) * | 1983-04-11 | 1986-06-17 | Pittway Corporation | Self-testing combustion products detector |
GB2200232A (en) * | 1986-05-13 | 1988-07-27 | Bryan Allsop | Battery powered temperature alarm |
CH669859A5 (ja) * | 1986-06-03 | 1989-04-14 | Cerberus Ag | |
FR2601483B1 (fr) * | 1986-07-11 | 1988-09-16 | Ferco Int Usine Ferrures | Installation de surveillance comportant des detecteurs alimentes par une boucle |
US4761631A (en) * | 1987-05-14 | 1988-08-02 | Hwang Shih Ming | Main battery disconnection alarm and headlight warning circuit |
US4904988A (en) * | 1989-03-06 | 1990-02-27 | Nesbit Charles E | Toy with a smoke detector |
EP0423489A1 (de) * | 1989-09-15 | 1991-04-24 | Cerberus Ag | Brandmeldeanlage mit Ueberwachung |
US5543777A (en) * | 1993-07-12 | 1996-08-06 | Detection Systems, Inc. | Smoke detector with individual sensitivity calibration and monitoring |
US5552765A (en) * | 1993-07-12 | 1996-09-03 | Detection Systems, Inc. | Smoke detector with individually stored range of acceptable sensitivity |
US6501810B1 (en) | 1998-10-13 | 2002-12-31 | Agere Systems Inc. | Fast frame synchronization |
US5546074A (en) * | 1993-08-19 | 1996-08-13 | Sentrol, Inc. | Smoke detector system with self-diagnostic capabilities and replaceable smoke intake canopy |
US5912626A (en) * | 1997-02-19 | 1999-06-15 | Soderlund; Ernest E. | Dangerous condition warning device incorporating provision for permanently retaining printed protocol instructions |
US5886638A (en) * | 1997-02-19 | 1999-03-23 | Ranco Inc. Of Delaware | Method and apparatus for testing a carbon monoxide sensor |
US5966079A (en) * | 1997-02-19 | 1999-10-12 | Ranco Inc. Of Delaware | Visual indicator for identifying which of a plurality of dangerous condition warning devices has issued an audible low battery warning signal |
US5966078A (en) * | 1997-02-19 | 1999-10-12 | Ranco Inc. | Battery saving circuit for a dangerous condition warning device |
US5969600A (en) * | 1997-02-19 | 1999-10-19 | Ranco Inc. Of Delware | Dangerous condition warning device incorporating a time-limited hush mode of operation to defeat an audible low battery warning signal |
US6753786B1 (en) | 2000-08-11 | 2004-06-22 | Walter Kidde Portable Equipment, Inc. | Microprocessor-based combination smoke and carbon monoxide detector having intelligent hush feature |
DE602005027374D1 (de) | 2004-10-18 | 2011-05-19 | Kidde Portable Equipment Inc | Frequenzkommunikationsschema in lebenserhaltenden vorrichtungen |
CA2584498C (en) | 2004-10-18 | 2013-12-10 | Walter Kidde Portable Equipment, Inc. | Low battery warning silencing in life safety devices |
DE602005020044D1 (de) * | 2004-10-18 | 2010-04-29 | Kidde Portable Equipment Inc | Gateway-einrichtung zur verbindung eines systems mit live-safety-einrichtungen |
US20110057806A1 (en) * | 2009-09-09 | 2011-03-10 | Universal Security Instruments, Inc | Hazardous Condition Detector with Hardware Hush |
LT5724B (lt) | 2010-07-02 | 2011-04-26 | Valstybinis mokslinių tyrimų institutas Fizinių ir technologijos mokslų centras | Signalizacijos įrenginys nuo mechaninio poveikio |
CN110797594B (zh) * | 2019-11-07 | 2021-03-26 | 应急管理部天津消防研究所 | 一种电动车动力电池火灾量化预警及显示方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3879718A (en) * | 1970-09-16 | 1975-04-22 | Gordon A Roberts | Smoke detection unit with dual purpose alarm circuit |
US3774186A (en) * | 1972-03-15 | 1973-11-20 | El Sig Lab Inc | Smoke detector failure alarm |
GB1397589A (en) * | 1972-11-30 | 1975-06-11 | Statitrol Corp | Low battery output detection circuits |
DE2327497C3 (de) * | 1973-05-30 | 1981-12-24 | Benno 5430 Wettingen Aargau Perren | Melder für Widerstandsänderungen mit nachgeschalteter Alarmeinrichtung |
US3899732A (en) * | 1973-08-16 | 1975-08-12 | Statitrol Corp | Method and apparatus for monitoring battery energy level |
CA1019077A (en) * | 1974-01-07 | 1977-10-11 | Wilbur L. Ogden | Fire detector |
US4081795A (en) * | 1976-09-09 | 1978-03-28 | Statitrol Corporation | Apparatus and method for detecting the occurrence of an alarm condition |
-
1978
- 1978-01-26 US US05/872,444 patent/US4302753A/en not_active Expired - Lifetime
-
1979
- 1979-01-05 CA CA319,188A patent/CA1115372A/en not_active Expired
- 1979-01-23 IT IT47747/79A patent/IT1114062B/it active
- 1979-01-25 GB GB7902701A patent/GB2013383B/en not_active Expired
- 1979-01-25 JP JP765879A patent/JPS54161298A/ja active Granted
- 1979-01-25 AU AU43652/79A patent/AU509350B2/en not_active Ceased
- 1979-01-26 DE DE2903041A patent/DE2903041C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2903041C2 (de) | 1983-12-01 |
US4302753A (en) | 1981-11-24 |
GB2013383A (en) | 1979-08-08 |
AU4365279A (en) | 1979-08-02 |
GB2013383B (en) | 1982-08-04 |
DE2903041A1 (de) | 1979-08-02 |
CA1115372A (en) | 1981-12-29 |
IT1114062B (it) | 1986-01-27 |
IT7947747A0 (it) | 1979-01-23 |
AU509350B2 (en) | 1980-05-08 |
JPS5622038B2 (ja) | 1981-05-22 |
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