CA954451A - Apparatus for a signalling and indicating installation - Google Patents

Apparatus for a signalling and indicating installation

Info

Publication number
CA954451A
CA954451A CA132,097A CA132097A CA954451A CA 954451 A CA954451 A CA 954451A CA 132097 A CA132097 A CA 132097A CA 954451 A CA954451 A CA 954451A
Authority
CA
Canada
Prior art keywords
signalling
indicating installation
indicating
installation
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
CA132,097A
Other languages
English (en)
Other versions
CA132097S (en
Inventor
Sven G. Andersson
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.)
Electrolux AB
Original Assignee
Electrolux AB
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 Electrolux AB filed Critical Electrolux AB
Application granted granted Critical
Publication of CA954451A publication Critical patent/CA954451A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/30—Electric signal transmission systems in which transmission is by selection of one or more conductors or channels from a plurality of conductors or channels
    • G08C19/34—Electric signal transmission systems in which transmission is by selection of one or more conductors or channels from a plurality of conductors or channels of a combination of conductors or channels

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Selective Calling Equipment (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
CA132,097A 1971-01-11 1972-01-10 Apparatus for a signalling and indicating installation Expired CA954451A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH34471A CH534402A (de) 1971-01-11 1971-01-11 Einrichtung für eine Signalisations- und Meldeanlage

Publications (1)

Publication Number Publication Date
CA954451A true CA954451A (en) 1974-09-10

Family

ID=4184870

Family Applications (1)

Application Number Title Priority Date Filing Date
CA132,097A Expired CA954451A (en) 1971-01-11 1972-01-10 Apparatus for a signalling and indicating installation

Country Status (8)

Country Link
US (1) US3754227A (OSRAM)
AU (1) AU3778172A (OSRAM)
CA (1) CA954451A (OSRAM)
CH (1) CH534402A (OSRAM)
DE (1) DE2165308A1 (OSRAM)
FR (1) FR2121710B1 (OSRAM)
GB (1) GB1345080A (OSRAM)
SE (1) SE7200171L (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2458865A1 (fr) * 1979-06-06 1981-01-02 Equipar Sa Elements de panneau lumineux et panneau utilisant de tels elements
US5476221A (en) * 1994-01-28 1995-12-19 Seymour; Richard L. Easy-to-install thermostatic control system based on room occupancy
US6978565B1 (en) 2001-11-19 2005-12-27 Tom Tollius Device and method for communication with housekeeping services
US7523046B2 (en) * 2002-07-26 2009-04-21 Cartmanager, Llc Communication system for managing hotel operations

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3215998A (en) * 1960-05-05 1965-11-02 Webster Electric Co Inc Plural central and remote station signalling and intercommunication system
US3147385A (en) * 1963-04-10 1964-09-01 Clare N Burgis Cascaded relay channel selecting system
US3228020A (en) * 1963-09-19 1966-01-04 Gassenheimer Irvin Room status indicating system
DE1588094A1 (de) * 1967-01-12 1970-05-14 Comp Generale Electricite Vorrichtung zur Fernsteuerung einer Einrichtung mit mehreren elektrischen Geraeten
US3631536A (en) * 1968-06-10 1971-12-28 John A Mosman Register system memory modules
US3594774A (en) * 1968-12-31 1971-07-20 Herman L Dawson Plural module circuit signaling system
US3588868A (en) * 1969-02-27 1971-06-28 Electro Tech Appliance Service Status signalling system
US3675204A (en) * 1970-05-04 1972-07-04 Varian Associates Status system

Also Published As

Publication number Publication date
FR2121710A1 (OSRAM) 1972-08-25
DE2165308A1 (de) 1972-07-27
AU3778172A (en) 1973-07-12
GB1345080A (en) 1974-01-30
SE7200171L (OSRAM) 1972-07-12
US3754227A (en) 1973-08-21
FR2121710B1 (OSRAM) 1977-04-01
CH534402A (de) 1973-02-28

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