GB1250297A - - Google Patents

Info

Publication number
GB1250297A
GB1250297A GB1250297DA GB1250297A GB 1250297 A GB1250297 A GB 1250297A GB 1250297D A GB1250297D A GB 1250297DA GB 1250297 A GB1250297 A GB 1250297A
Authority
GB
United Kingdom
Prior art keywords
smoke
apertures
housing
ceiling
electrode
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.)
Expired
Application number
Other languages
English (en)
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.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1250297A publication Critical patent/GB1250297A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/072—Connecting or disconnecting of bump connectors
    • H10W72/07231—Techniques
    • H10W72/07236—Soldering or alloying

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)
GB1250297D 1969-05-19 1970-05-19 Expired GB1250297A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH760769A CH491449A (de) 1969-05-19 1969-05-19 Rauchdetektoranordnung mit mindestens einer Rauchmesskammer

Publications (1)

Publication Number Publication Date
GB1250297A true GB1250297A (https=) 1971-10-20

Family

ID=4327774

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1250297D Expired GB1250297A (https=) 1969-05-19 1970-05-19

Country Status (6)

Country Link
US (1) US3681603A (https=)
CA (1) CA959179A (https=)
CH (1) CH491449A (https=)
DE (1) DE2023953C2 (https=)
FR (1) FR2047852A5 (https=)
GB (1) GB1250297A (https=)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2000282A (en) * 1977-06-27 1979-01-04 Nittan Co Ltd Light scattering smoke detector
GB2152745A (en) * 1983-12-23 1985-08-07 Hochiki Co Gas sensor and gas detecting method
GB2277376A (en) * 1993-04-09 1994-10-26 Hochiki Co Light scattering type smoke detector
GB2302943A (en) * 1993-04-09 1997-02-05 Hochiki Co Light scattering smoke detector
WO2011042020A1 (en) * 2009-10-05 2011-04-14 Cavius Aps Smoke alarm
WO2021156339A1 (en) * 2020-02-05 2021-08-12 Eaton Intelligent Power Ltd. Smoke detector

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE792144A (fr) * 1972-01-07 1973-03-16 Rixson Firemark Ferme-porte repondant a certaines conditions
CH551057A (de) * 1973-04-17 1974-06-28 Cerberus Ag Ionisationsfeuermelder.
JPS5026585A (https=) * 1973-07-06 1975-03-19
US3934145A (en) * 1973-10-25 1976-01-20 Emhart Corporation Ionization smoke detector and alarm system
US3959788A (en) * 1974-05-10 1976-05-25 General Signal Corporation Ionization-type fire detector
US3914616A (en) * 1974-08-05 1975-10-21 Joseph Mooibroek Smoke detector
US4044263A (en) * 1975-01-28 1977-08-23 Walter Kidde & Company, Inc. Ionization dual-zone static detector having single radioactive source
US4021671A (en) * 1975-07-07 1977-05-03 Gulf & Western Manufacturing Company (Systems) Ionization detector
USD242778S (en) * 1975-07-10 1976-12-21 Sonitrix, Inc. Ultrasonic intrusion alarm
DE2709487A1 (de) * 1976-03-17 1977-09-22 Nohmi Bosai Kogyo Co Ltd Brandmelder
USD246958S (en) 1976-05-20 1978-01-17 North American Philips Corporation Smoke detector
USD247164S (en) 1976-11-22 1978-02-07 Lowell Benjamin W Combined smoke detector and baffle assembly
JPS53123983A (en) * 1977-04-05 1978-10-28 Matsushita Electric Works Ltd Photoelectric type smoke detector
USD249482S (en) 1977-07-05 1978-09-19 Pittway Corporation Housing for fire and smoke detector
USD249483S (en) 1977-07-05 1978-09-19 Pittway Corporation Housing for fire and smoke detector
USD249481S (en) 1977-07-05 1978-09-19 Pittway Corporation Housing for fire and smoke detector
JPS55462A (en) * 1979-02-08 1980-01-05 Nittan Co Ltd Optical scatter type smoke sensor
US4286159A (en) * 1979-04-10 1981-08-25 Hochiki Corporation Detector coupling mechanism
DE3345688C2 (de) * 1983-12-16 1986-06-19 Hartwig Dipl.-Ing. 2409 Scharbeutz Beyersdorf Streulicht - Rauchmelder
JPH0629727Y2 (ja) * 1985-08-24 1994-08-10 能美防災株式会社 散乱光式煙感知器の光学部
DE4206656C1 (https=) * 1992-03-03 1993-05-19 Wagner Alarm- Und Sicherungssysteme Gmbh, 3012 Langenhagen, De
GB2270157B (en) * 1992-08-28 1996-07-24 Hochiki Co Light scattering type smoke detector
US5400014A (en) * 1993-07-12 1995-03-21 Detection Systems, Inc. Smoke detector with dark chamber
EP2166520A4 (en) * 2007-06-18 2011-01-12 Panasonic Elec Works Co Ltd SMOKE DETECTOR
CN102074092A (zh) * 2011-01-20 2011-05-25 河北北大青鸟环宇消防设备有限公司 光电感烟探测器的进烟结构
US8994540B2 (en) 2012-09-21 2015-03-31 Google Inc. Cover plate for a hazard detector having improved air flow and other characteristics
US9046414B2 (en) 2012-09-21 2015-06-02 Google Inc. Selectable lens button for a hazard detector and method therefor
US9007222B2 (en) 2012-09-21 2015-04-14 Google Inc. Detector unit and sensing chamber therefor
US9607787B2 (en) 2012-09-21 2017-03-28 Google Inc. Tactile feedback button for a hazard detector and fabrication method thereof
US9600989B2 (en) 2013-09-12 2017-03-21 Google Inc. Detector unit with multiple integrated sensing systems and visually pleasing housing
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
US9794522B2 (en) 2015-02-06 2017-10-17 Google Inc. Systems, methods, and devices for managing coexistence of multiple transceiver devices by optimizing component layout
US9679454B2 (en) 2015-02-06 2017-06-13 Google Inc. Systems, methods, and devices for managing coexistence of multiple transceiver devices using control signals
US9396633B1 (en) 2015-06-14 2016-07-19 Google Inc. Systems, methods, and devices for managing coexistence of multiple transceiver devices by optimizing component layout
US9543998B2 (en) 2015-06-14 2017-01-10 Google Inc. Systems, methods, and devices for managing coexistence of multiple transceiver devices using bypass circuitry
US10687184B2 (en) 2016-05-13 2020-06-16 Google Llc Systems, methods, and devices for utilizing radar-based touch interfaces
US10613213B2 (en) 2016-05-13 2020-04-07 Google Llc Systems, methods, and devices for utilizing radar with smart devices
CN110709902B (zh) * 2017-06-14 2021-09-14 报知希株式会社 警报装置
US11972676B2 (en) * 2021-10-25 2024-04-30 Honeywell International Inc. Initiating a fire response at a self-testing fire sensing device
EP4358053B1 (en) * 2022-10-17 2025-12-10 Robert Bosch GmbH Self-cleaning smoke detector device and method thereof
TWM655678U (zh) * 2023-07-03 2024-05-21 新晶科技股份有限公司 具分層結構的煙霧警報器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH417405A (de) * 1964-07-14 1966-07-15 Cerberus Ag Werk Fuer Elektron Vorrichtung zur Feststellung von Aerosolen in Luft
CH460594A (de) * 1967-08-09 1968-07-31 Cerberus Ag Feuermelder mit einem gegen Berührung geschützten Feldeffekttransistor

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2000282A (en) * 1977-06-27 1979-01-04 Nittan Co Ltd Light scattering smoke detector
GB2000282B (en) * 1977-06-27 1982-01-20 Nittan Co Ltd Improvements in or relating to a light scattering smoke detector
GB2152745A (en) * 1983-12-23 1985-08-07 Hochiki Co Gas sensor and gas detecting method
GB2277376A (en) * 1993-04-09 1994-10-26 Hochiki Co Light scattering type smoke detector
US5430307A (en) * 1993-04-09 1995-07-04 Hochiki Corporation Light scattering smoke detector with smoke-entrance ladyrinth designed to prevent false signals due to reflection
GB2302943A (en) * 1993-04-09 1997-02-05 Hochiki Co Light scattering smoke detector
GB2277376B (en) * 1993-04-09 1997-05-21 Hochiki Co Light scattering type smoke detector with reduced zero-point detection level
GB2302943B (en) * 1993-04-09 1997-05-21 Hochiki Co Light scattering type smoke detector with reduced zero-point detection level
WO2011042020A1 (en) * 2009-10-05 2011-04-14 Cavius Aps Smoke alarm
CN102754136A (zh) * 2009-10-05 2012-10-24 佳卫士有限公司 烟雾报警器
CN102754136B (zh) * 2009-10-05 2014-09-10 佳卫士有限公司 烟雾报警器
US8933811B2 (en) 2009-10-05 2015-01-13 Cavius Aps Smoke alarm
WO2021156339A1 (en) * 2020-02-05 2021-08-12 Eaton Intelligent Power Ltd. Smoke detector

Also Published As

Publication number Publication date
DE2023953C2 (de) 1982-03-18
US3681603A (en) 1972-08-01
FR2047852A5 (https=) 1971-03-12
DE2023953A1 (de) 1970-11-26
CH491449A (de) 1970-05-31
CA959179A (en) 1974-12-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee