CH622899A5 - - Google Patents

Download PDF

Info

Publication number
CH622899A5
CH622899A5 CH977877A CH977877A CH622899A5 CH 622899 A5 CH622899 A5 CH 622899A5 CH 977877 A CH977877 A CH 977877A CH 977877 A CH977877 A CH 977877A CH 622899 A5 CH622899 A5 CH 622899A5
Authority
CH
Switzerland
Prior art keywords
wall section
electrode
section
housing
fire detector
Prior art date
Application number
CH977877A
Other languages
German (de)
English (en)
Inventor
Hartwig Beyersdorf
Original Assignee
Hartwig Beyersdorf
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 by Hartwig Beyersdorf filed Critical Hartwig Beyersdorf
Publication of CH622899A5 publication Critical patent/CH622899A5/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
    • 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)
CH977877A 1976-11-22 1977-08-10 CH622899A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2652970A DE2652970C3 (de) 1976-11-22 1976-11-22 Ionisations-Brandmelder

Publications (1)

Publication Number Publication Date
CH622899A5 true CH622899A5 (fr) 1981-04-30

Family

ID=5993674

Family Applications (1)

Application Number Title Priority Date Filing Date
CH977877A CH622899A5 (fr) 1976-11-22 1977-08-10

Country Status (8)

Country Link
US (1) US4139770A (fr)
CH (1) CH622899A5 (fr)
DE (1) DE2652970C3 (fr)
FI (1) FI773514A (fr)
FR (1) FR2371210A1 (fr)
GB (1) GB1586694A (fr)
NL (1) NL7709479A (fr)
SE (1) SE7712391L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220412942A1 (en) * 2020-03-02 2022-12-29 Husqvarna Ab Transmitter device

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2045946B (en) * 1978-01-11 1982-11-24 Environmental Sciences Ass Electrochemical analysis method
FR2523309A1 (fr) * 1982-03-09 1983-09-16 Hugon Emile Nouveau detecteur de fumees capacitif a modules interchangeables
JPH0530236Y2 (fr) * 1987-10-05 1993-08-02
JP3188983B2 (ja) * 1992-04-25 2001-07-16 能美防災株式会社 感知器用ベース
DE9416314U1 (de) 1994-10-10 1994-12-01 Fuss Fritz Gmbh & Co Rauchmelder
DE69916018T2 (de) * 1998-10-07 2005-03-03 Runner & Sprue Ltd. Alarm
GB9906784D0 (en) 1999-03-25 1999-05-19 Coventry University Enterprise Detector
US20050259424A1 (en) * 2004-05-18 2005-11-24 Zampini Thomas L Ii Collimating and controlling light produced by light emitting diodes
US7748887B2 (en) * 2005-09-30 2010-07-06 Integrated Illumination Systems, Inc. Positive locking light fixture with faceplate
US7729941B2 (en) 2006-11-17 2010-06-01 Integrated Illumination Systems, Inc. Apparatus and method of using lighting systems to enhance brand recognition
US8013538B2 (en) 2007-01-26 2011-09-06 Integrated Illumination Systems, Inc. TRI-light
US8742686B2 (en) * 2007-09-24 2014-06-03 Integrated Illumination Systems, Inc. Systems and methods for providing an OEM level networked lighting system
US8255487B2 (en) * 2008-05-16 2012-08-28 Integrated Illumination Systems, Inc. Systems and methods for communicating in a lighting network
US8585245B2 (en) 2009-04-23 2013-11-19 Integrated Illumination Systems, Inc. Systems and methods for sealing a lighting fixture
US9066381B2 (en) 2011-03-16 2015-06-23 Integrated Illumination Systems, Inc. System and method for low level dimming
US9967940B2 (en) 2011-05-05 2018-05-08 Integrated Illumination Systems, Inc. Systems and methods for active thermal management
DE102011088661A1 (de) * 2011-12-15 2013-06-20 Robert Bosch Gmbh Elektrische Vorrichtung, insbesondere zur Signal-Aufnahme oder Signal-Ausgabe
US8894437B2 (en) 2012-07-19 2014-11-25 Integrated Illumination Systems, Inc. Systems and methods for connector enabling vertical removal
US9379578B2 (en) 2012-11-19 2016-06-28 Integrated Illumination Systems, Inc. Systems and methods for multi-state power management
US9420665B2 (en) 2012-12-28 2016-08-16 Integration Illumination Systems, Inc. Systems and methods for continuous adjustment of reference signal to control chip
US9485814B2 (en) 2013-01-04 2016-11-01 Integrated Illumination Systems, Inc. Systems and methods for a hysteresis based driver using a LED as a voltage reference
US10242545B2 (en) * 2015-05-19 2019-03-26 Google Llc Adjustable-angle mounting system for hazard detector
US10030844B2 (en) 2015-05-29 2018-07-24 Integrated Illumination Systems, Inc. Systems, methods and apparatus for illumination using asymmetrical optics
US10060599B2 (en) 2015-05-29 2018-08-28 Integrated Illumination Systems, Inc. Systems, methods and apparatus for programmable light fixtures

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790355A (fr) * 1971-10-20 1973-02-15 Bevaknings A B Securitas Detecteur de fumee
CH551057A (de) * 1973-04-17 1974-06-28 Cerberus Ag Ionisationsfeuermelder.
US3959788A (en) * 1974-05-10 1976-05-25 General Signal Corporation Ionization-type fire detector
BE831296A (fr) * 1975-07-11 1975-11-03 Detecteur ionique
US4075487A (en) * 1976-05-14 1978-02-21 Patent Development & Management Company Ionization chamber assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220412942A1 (en) * 2020-03-02 2022-12-29 Husqvarna Ab Transmitter device
US11824253B2 (en) * 2020-03-02 2023-11-21 Husqvarna Ab Transmitter device

Also Published As

Publication number Publication date
SE7712391L (sv) 1978-05-23
GB1586694A (en) 1981-03-25
FR2371210B1 (fr) 1983-04-08
DE2652970A1 (de) 1978-05-24
DE2652970B2 (de) 1979-01-04
DE2652970C3 (de) 1979-09-06
NL7709479A (nl) 1978-05-24
FI773514A (fi) 1978-05-23
FR2371210A1 (fr) 1978-06-16
US4139770A (en) 1979-02-13

Similar Documents

Publication Publication Date Title
CH622899A5 (fr)
DE2415479B2 (de) Ionisationsbrandmelder
DE1928874B2 (de) Ionisationsfeuermelder
DE3843297A1 (de) Ionisationsrauchmelder
DE2520929C2 (de) Ionisations-Rauchdetektor
DE2516860C2 (de) Rauchfühler
EP0111012B1 (fr) Detecteur de fumee du type a ionisation
EP0234335A2 (fr) Lampe
DE4041072A1 (de) Ionisationsrauchmelder
DE2752690C3 (de) Ionisations-Brandmelder
DE2829229A1 (de) Ionisationsrauchdetektor
EP0030621B1 (fr) Détecteur de fumée à ionisation ayant une fiabilité opérationnelle améliorée
DE2364034C3 (de) Überspannungsableiter
DE2546970C3 (de) Ionisations-Rauchmelder
DE1616020B2 (de) Feuermeldevorrichtung
DE2121382A1 (de) Iomsations Feuermelder
DE2423045A1 (de) Ionisationsfeuermelder
EP3411932A1 (fr) Limiteur pour la protection contre les surtensions
DE2700906A1 (de) Anordnung zur brandmeldung
DE2435053B2 (de) Ionisationsfeuerdetektor
DE2403418B1 (de) lonisations-Brandmelder
DE2729879C3 (de) Ionisations-Brandmelder
DE1516529C (de) Automatisches, als steckbare Einheit ausgebildetes Feuermeldegerat
DE2740521A1 (de) Ionisations-brandmelder
EP0130558A1 (fr) Chambre d'échantillon à grandeur usuelle pour l'installation d'un insert pour alarme de fumée du type ionisation

Legal Events

Date Code Title Description
PL Patent ceased