FR716712A - Dispositif et agencement de couplage pour installations d'avertissement - Google Patents

Dispositif et agencement de couplage pour installations d'avertissement

Info

Publication number
FR716712A
FR716712A FR716712DA FR716712A FR 716712 A FR716712 A FR 716712A FR 716712D A FR716712D A FR 716712DA FR 716712 A FR716712 A FR 716712A
Authority
FR
France
Prior art keywords
arrangement
coupling device
warning systems
warning
systems
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)
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR716712A publication Critical patent/FR716712A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/16—Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/04—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop
    • G08B25/045—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop with sensing devices and central station in a closed loop, e.g. McCullough loop
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/14—Central alarm receiver or annunciator arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/14—Magnetic means for controlling the discharge
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Alarm Systems (AREA)
  • Relay Circuits (AREA)
FR716712D 1928-05-19 1931-05-07 Dispositif et agencement de couplage pour installations d'avertissement Expired FR716712A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1928S0085686 DE702684C (de) 1928-05-19 1928-05-19 Signalanlage, insbesondere fuer Feuermeldezwecke

Publications (1)

Publication Number Publication Date
FR716712A true FR716712A (fr) 1931-12-26

Family

ID=25946040

Family Applications (2)

Application Number Title Priority Date Filing Date
FR675317D Expired FR675317A (fr) 1928-05-19 1929-05-17 Installation de signalisation, notamment pour avertissements d'incendie, à deux ou plusieurs sélecteurs
FR716712D Expired FR716712A (fr) 1928-05-19 1931-05-07 Dispositif et agencement de couplage pour installations d'avertissement

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR675317D Expired FR675317A (fr) 1928-05-19 1929-05-17 Installation de signalisation, notamment pour avertissements d'incendie, à deux ou plusieurs sélecteurs

Country Status (2)

Country Link
DE (2) DE702684C (fr)
FR (2) FR675317A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1099401B (de) * 1958-12-23 1961-02-09 Siemens Ag Schaltungsanordnung zur Registrierung der von verschiedenen Meldestellen in einer Zentrale gegebenenfalls gleichzeitig oder in schneller Folge einlaufenden Stoerungsmeldungen

Also Published As

Publication number Publication date
DE702684C (de) 1941-02-13
FR675317A (fr) 1930-02-08
DE719049C (de) 1942-03-27

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