JPS446089Y1 - - Google Patents
Info
- Publication number
- JPS446089Y1 JPS446089Y1 JP1966028133U JP2813366U JPS446089Y1 JP S446089 Y1 JPS446089 Y1 JP S446089Y1 JP 1966028133 U JP1966028133 U JP 1966028133U JP 2813366 U JP2813366 U JP 2813366U JP S446089 Y1 JPS446089 Y1 JP S446089Y1
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T7/00—Details of radiation-measuring instruments
- G01T7/12—Provision for actuation of an alarm
- G01T7/125—Alarm- or controlling circuits using ionisation chambers, proportional counters or Geiger-Mueller tubes, also functioning as UV detectors
-
- 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
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Fire-Detection Mechanisms (AREA)
- Alarm Systems (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1966028133U JPS446089Y1 (en) | 1966-03-30 | 1966-03-30 | |
GB36662/66A GB1163121A (en) | 1966-03-30 | 1966-08-16 | Improvements in and relating to Fire Alarm Apparatus. |
US573284A US3500368A (en) | 1966-03-30 | 1966-08-18 | Automatic ionic fire alarm system |
FR74022A FR1490273A (en) | 1966-03-30 | 1966-08-24 | Automatic fire alarm device using an ion device |
DE19661516529 DE1516529C (en) | 1966-03-30 | 1966-08-30 | Automatic fire alarm device designed as a plug-in unit |
BE686726D BE686726A (en) | 1966-03-30 | 1966-09-12 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1966028133U JPS446089Y1 (en) | 1966-03-30 | 1966-03-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS446089Y1 true JPS446089Y1 (en) | 1969-03-05 |
Family
ID=12240260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1966028133U Expired JPS446089Y1 (en) | 1966-03-30 | 1966-03-30 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3500368A (en) |
JP (1) | JPS446089Y1 (en) |
BE (1) | BE686726A (en) |
GB (1) | GB1163121A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5376893U (en) * | 1977-10-20 | 1978-06-27 | ||
JP2006011540A (en) * | 2004-06-22 | 2006-01-12 | Nittan Co Ltd | Ionization type smoke sensor |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1277091A (en) * | 1968-07-11 | 1972-06-07 | Nittan Co Ltd | Ionization type smoke detectors |
GB1280304A (en) * | 1968-09-26 | 1972-07-05 | Hochiki Co | A smoke sensing detector for smoke sensing apparatus |
USRE30323E (en) * | 1968-09-26 | 1980-07-01 | Hochiki Kabushiki Kaisha | Smoke detector adapted to a smoke sensing apparatus |
US3573777A (en) * | 1968-12-09 | 1971-04-06 | Honeywell Inc | Combustion products detector control apparatus |
US3657713A (en) * | 1969-06-02 | 1972-04-18 | Nittan Co Ltd | Device for testing ionization smoke detector |
DE2029485B2 (en) * | 1969-06-21 | 1971-11-25 | Nittan Co. Ltd., Tokio | IONIZATION SMOKE SENSORS |
CH497755A (en) * | 1969-06-24 | 1970-10-15 | Cerberus Ag | Ionization fire alarms |
ZA704724B (en) * | 1969-07-22 | 1971-03-31 | Nittan Co Ltd | Ionization smoke detector |
NL7010779A (en) * | 1969-07-24 | 1971-01-26 | ||
US3717862A (en) * | 1969-10-16 | 1973-02-20 | Nittan Co Ltd | Fire detecting system and testing means therefor |
US3657737A (en) * | 1969-12-29 | 1972-04-18 | Jeffrey E Hamm | Method of and device for smoke detection and circuits therefor |
US3736445A (en) * | 1970-01-12 | 1973-05-29 | Medar Inc | Proximity detector |
US3775616A (en) * | 1970-06-08 | 1973-11-27 | Nittan Co Ltd | Ionization smoke detector |
CH508251A (en) * | 1970-07-23 | 1971-05-31 | Cerberus Ag | Ionization fire alarms |
US3792254A (en) * | 1971-07-15 | 1974-02-12 | Vigifeu | Ionization chamber in particular for a fire detection device |
BE790355A (en) * | 1971-10-20 | 1973-02-15 | Bevaknings A B Securitas | SMOKE DETECTOR |
JPS5551239B2 (en) * | 1971-12-29 | 1980-12-23 | ||
US3866195A (en) * | 1973-05-07 | 1975-02-11 | Fire Alert Company | Combustion product detector and method of calibrating |
US3909815A (en) * | 1973-06-01 | 1975-09-30 | Gamma Electronic | Detector for fumes and combustion gases |
US4091364A (en) * | 1974-09-09 | 1978-05-23 | Unitec, Inc. | Combustion detection device |
BE831296A (en) * | 1975-07-11 | 1975-11-03 | ION DETECTOR | |
JPS52111590U (en) * | 1976-02-20 | 1977-08-24 | ||
US4097850A (en) * | 1976-11-01 | 1978-06-27 | Pittway Corporation | Means for adjusting and for testing a detecting device |
US4138664A (en) * | 1976-12-14 | 1979-02-06 | Pittway Corporation | Warning device |
US4148023A (en) * | 1977-05-02 | 1979-04-03 | E.D.I. Safety Devices, Inc. | Emergency exit indicator |
US4187432A (en) * | 1978-03-16 | 1980-02-05 | NRD, Division of Mark IV Industries, Inc. | Source holder for mounting radioactive foil and holder-foil assembly |
CA1148279A (en) * | 1979-12-14 | 1983-06-14 | Andreas Scheidweiler | Ionization smoke detector with increased operational reliability |
US4396840A (en) * | 1980-10-01 | 1983-08-02 | Matsushita Electric Works, Ltd. | Ionization type smoke sensing device |
US4471346A (en) * | 1981-06-02 | 1984-09-11 | Eberhard Faber, Inc. | Smoke detector |
GB2138570B (en) * | 1983-04-19 | 1987-10-28 | Emi Ltd | Smoke detector |
CN106324092A (en) * | 2016-08-08 | 2017-01-11 | 清华大学 | Device for on-line monitoring of the defects of fan's main shaft using electromagnetic ultrasonic guided-wave and the operation method thereof |
KR102458479B1 (en) * | 2017-09-28 | 2022-10-25 | 삼성전자 주식회사 | Electronic device and method for controlling using the electronic device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2646556A (en) * | 1950-06-17 | 1953-07-21 | C O Two Fire Equipment Co | Supervised alarm system |
US2702898A (en) * | 1953-10-06 | 1955-02-22 | Electro Watt Electrical And In | Gas-responsive control apparatus |
US3271756A (en) * | 1960-03-22 | 1966-09-06 | Harold J Burke | Method and apparatus for detecting a hazardous condition |
US3078450A (en) * | 1961-08-03 | 1963-02-19 | Martin J Mcginn | Pressure compensated ionization chamber fire detector system |
US3301307A (en) * | 1963-11-12 | 1967-01-31 | Ngk Insulators Ltd | Device for detecting the configuration of a burning flame |
US3310724A (en) * | 1964-04-27 | 1967-03-21 | Gen Electric | Battery charging regulators |
-
1966
- 1966-03-30 JP JP1966028133U patent/JPS446089Y1/ja not_active Expired
- 1966-08-16 GB GB36662/66A patent/GB1163121A/en not_active Expired
- 1966-08-18 US US573284A patent/US3500368A/en not_active Expired - Lifetime
- 1966-09-12 BE BE686726D patent/BE686726A/xx unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5376893U (en) * | 1977-10-20 | 1978-06-27 | ||
JPS583195Y2 (en) * | 1977-10-20 | 1983-01-20 | ツエルベルス・アクチェン・ゲゼルシャフト | Ionic fire detector |
JP2006011540A (en) * | 2004-06-22 | 2006-01-12 | Nittan Co Ltd | Ionization type smoke sensor |
Also Published As
Publication number | Publication date |
---|---|
BE686726A (en) | 1967-02-15 |
US3500368A (en) | 1970-03-10 |
DE1516529B1 (en) | 1970-06-25 |
GB1163121A (en) | 1969-09-04 |