GB1231799A - - Google Patents

Info

Publication number
GB1231799A
GB1231799A GB3291267A GB1231799DA GB1231799A GB 1231799 A GB1231799 A GB 1231799A GB 3291267 A GB3291267 A GB 3291267A GB 1231799D A GB1231799D A GB 1231799DA GB 1231799 A GB1231799 A GB 1231799A
Authority
GB
United Kingdom
Prior art keywords
lamp
switches
mode
energized
fan
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
GB3291267A
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 GB1231799A publication Critical patent/GB1231799A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Alarm Devices (AREA)
  • Audible And Visible Signals (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
GB3291267A 1967-07-18 1967-07-18 Expired GB1231799A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3291267 1967-07-18

Publications (1)

Publication Number Publication Date
GB1231799A true GB1231799A (enrdf_load_stackoverflow) 1971-05-12

Family

ID=10345863

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3291267A Expired GB1231799A (enrdf_load_stackoverflow) 1967-07-18 1967-07-18

Country Status (3)

Country Link
US (1) US3623047A (enrdf_load_stackoverflow)
DE (1) DE1766773A1 (enrdf_load_stackoverflow)
GB (1) GB1231799A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2124027A (en) * 1982-07-15 1984-02-08 Trw Messmer Illuminated switch
US10571869B2 (en) 2014-10-29 2020-02-25 Xiaomi Inc. Systems for mode switching in an appliance

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4488020A (en) * 1983-02-23 1984-12-11 Eaton Corporation Miniature multi-pole double-throw snap-action pushbutton switch with alpha-numeric display
US4880969A (en) * 1986-04-30 1989-11-14 Litton Systems, Inc. Optical touch panel with heat sink
US5296818A (en) * 1992-08-13 1994-03-22 Houston Industries Incorporated Electrical yoke tester

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US568374A (en) * 1896-09-29 sellner
US3119046A (en) * 1958-05-15 1964-01-21 Edward M Usher Off-on indicator for three-way switch circuit
CH377074A (de) * 1959-11-25 1964-04-30 Inventio Ag Verfahren zum Signalisieren der Anwesenheit der Aufzugskabine an einem Stockwerk
US3214747A (en) * 1963-04-09 1965-10-26 Eli M Lurie Signaling system
US3461444A (en) * 1966-02-02 1969-08-12 Us Navy Switch bailing circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2124027A (en) * 1982-07-15 1984-02-08 Trw Messmer Illuminated switch
US10571869B2 (en) 2014-10-29 2020-02-25 Xiaomi Inc. Systems for mode switching in an appliance

Also Published As

Publication number Publication date
US3623047A (en) 1971-11-23
DE1766773A1 (de) 1971-08-26

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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