CH391790A - Visual electromagnetic display device - Google Patents

Visual electromagnetic display device

Info

Publication number
CH391790A
CH391790A CH578960A CH578960A CH391790A CH 391790 A CH391790 A CH 391790A CH 578960 A CH578960 A CH 578960A CH 578960 A CH578960 A CH 578960A CH 391790 A CH391790 A CH 391790A
Authority
CH
Switzerland
Prior art keywords
display device
electromagnetic display
visual electromagnetic
visual
electromagnetic
Prior art date
Application number
CH578960A
Other languages
German (de)
Inventor
Schalkwijk Jan
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH391790A publication Critical patent/CH391790A/en

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
    • G08B5/24—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane
    • G08B5/30—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane with rotating or oscillating members, e.g. vanes
    • 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
    • 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
    • G08B5/24—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane
    • G08B5/28—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane with hinged flap or arm
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
    • H04M3/64—Arrangements for signalling the number or class of the calling line to the operator

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Electromagnets (AREA)
  • Displays For Variable Information Using Movable Means (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
CH578960A 1959-05-23 1960-05-20 Visual electromagnetic display device CH391790A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CA716727T
NL3140431X 1959-05-23
NL239493 1959-05-23
NL1158879X 1959-05-23

Publications (1)

Publication Number Publication Date
CH391790A true CH391790A (en) 1965-05-15

Family

ID=76222738

Family Applications (1)

Application Number Title Priority Date Filing Date
CH578960A CH391790A (en) 1959-05-23 1960-05-20 Visual electromagnetic display device

Country Status (6)

Country Link
US (1) US3140431A (en)
JP (1) JPS4323363Y1 (en)
CA (1) CA716727A (en)
CH (1) CH391790A (en)
DE (1) DE1158879B (en)
GB (1) GB953106A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3406388A (en) * 1965-09-28 1968-10-15 Miniature Elect Components Electromagnetic indicator having permanent magnet mounted on rotating shaft
US3518664A (en) * 1966-07-18 1970-06-30 Ferranti Packard Ltd Magnetically actuable visual display surface with magnetic bias
US3573811A (en) * 1966-08-08 1971-04-06 William A Knecht Magnetically operated two position electrical indicator
CH455583A (en) * 1966-10-24 1968-07-15 Contraves Ag Device for displaying selectable indicators
US3530454A (en) * 1967-10-09 1970-09-22 Ite Imperial Corp Drop annunciator with pivotally-mounted target indicator bearing a permanent magnet
JPS5175354U (en) * 1974-12-11 1976-06-14
US3964008A (en) * 1975-02-03 1976-06-15 Ite Imperial Corporation Target reset mechanism
US4047376A (en) * 1975-10-30 1977-09-13 Bunker Ramo Corporation Clock mechanism
HU183998B (en) * 1982-07-15 1984-06-28 Fok Gyem Finommech Elekt Iron core for magnetic excitation of visual information indicating element with swinging plates
SE453618B (en) * 1985-08-15 1988-02-15 Asea Ab DEVICE FOR REPLACING INDICATORS

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH293554A (en) * 1945-02-15 1953-09-30 Siemens Ag Contact device with movable contact part that is electromagnetically controlled by means of a holding magnet.
US2538814A (en) * 1946-12-20 1951-01-23 Kellogg Switchboard & Supply Electromagnetic relay armature retaining clip
CH279372A (en) * 1948-12-02 1951-11-30 Telefonbau & Normalzeit Gmbh Electromagnetic slave clock.
US2632888A (en) * 1949-10-13 1953-03-24 Telephone Mfg Co Ltd Electrically operated visual indicator
US2740956A (en) * 1951-10-19 1956-04-03 Itt Polarized magneto signal device
CH298006A (en) * 1952-02-13 1954-04-15 Oerlikon Maschf Electromagnetic position indicator.
NL183132B (en) * 1954-01-25 Greiner Kg STACKABLE CLOSING SLEEVE AS WELL AS COMBINATION OF A WAREHOUSE FILLED WITH SUCH CLOSING SLEEVES.
DE1694583U (en) * 1954-07-20 1955-03-10 Plessey Co Ltd ELECTRICALLY POWERED DISPLAY.
DE1018338B (en) * 1954-10-20 1957-10-24 Plessey Co Ltd Display device operated by a rotatable permanent magnet armature
US2921157A (en) * 1955-05-26 1960-01-12 Bacharach Ind Instr Company Filter gauge
US2872546A (en) * 1956-02-03 1959-02-03 Stuart K Babcock Self-centering relay
US2959648A (en) * 1957-11-13 1960-11-08 Rawco Instr Inc Electromagnetic switching device
DE1772107U (en) * 1958-06-06 1958-08-14 Erso Vertrieb Adrion & Co STOP MAGNET, PREFERABLY FOR DOORS OR DRAWERS ON FURNITURE.
US2923792A (en) * 1958-09-22 1960-02-02 Fry Carroll Brooks Magnetic switch
US3025512A (en) * 1959-07-01 1962-03-13 Gen Railway Signal Co Changeable indicators for display devices

Also Published As

Publication number Publication date
DE1158879B (en) 1963-12-05
JPS4323363Y1 (en) 1968-10-03
GB953106A (en) 1964-03-25
CA716727A (en) 1965-08-24
US3140431A (en) 1964-07-07

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