BE790217A - ELECTRO-MECHANICAL DIGITAL UNIVERSAL CLOCK - Google Patents

ELECTRO-MECHANICAL DIGITAL UNIVERSAL CLOCK

Info

Publication number
BE790217A
BE790217A BE790217DA BE790217A BE 790217 A BE790217 A BE 790217A BE 790217D A BE790217D A BE 790217DA BE 790217 A BE790217 A BE 790217A
Authority
BE
Belgium
Prior art keywords
electro
digital universal
universal clock
mechanical digital
clock
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Wakabayashi Yasuo
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.)
Publication date
Publication of BE790217A publication Critical patent/BE790217A/en

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B19/00—Indicating the time by visual means
    • G04B19/22—Arrangements for indicating different local apparent times; Universal time pieces
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0076—Visual time or date indication means in which the time in another time-zone or in another city can be displayed at will
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
    • G04G9/10—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques by controlling light sources, e.g. electroluminescent diodes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M1/00—Design features of general application
    • G06M1/27—Design features of general application for representing the result of count in the form of electric signals, e.g. by sensing markings on the counter drum
    • G06M1/276—Design features of general application for representing the result of count in the form of electric signals, e.g. by sensing markings on the counter drum using mechanically-actuated contacts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
BE790217D 1971-10-18 ELECTRO-MECHANICAL DIGITAL UNIVERSAL CLOCK BE790217A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46081560A JPS4847374A (en) 1971-10-18 1971-10-18

Publications (1)

Publication Number Publication Date
BE790217A true BE790217A (en) 1973-02-15

Family

ID=13749661

Family Applications (1)

Application Number Title Priority Date Filing Date
BE790217D BE790217A (en) 1971-10-18 ELECTRO-MECHANICAL DIGITAL UNIVERSAL CLOCK

Country Status (6)

Country Link
US (1) US3760581A (en)
JP (1) JPS4847374A (en)
BE (1) BE790217A (en)
CA (1) CA984161A (en)
DE (1) DE2251113C3 (en)
GB (1) GB1383007A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3925775A (en) * 1973-10-26 1975-12-09 Ncr Co Multiple digit display employing single digit readout
US4290131A (en) * 1978-04-06 1981-09-15 Citizen Watch Company Limited Electronic timepiece

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1220109A (en) * 1916-09-15 1917-03-20 Heiny Electric Co Electric display system.
US3015094A (en) * 1957-09-06 1961-12-26 Gen Time Corp Lighted numerical time display clock
US3410082A (en) * 1966-02-07 1968-11-12 Olive M. Taylor Time indicating devices
US3613352A (en) * 1969-06-09 1971-10-19 Werner Giersiepen Indicating device

Also Published As

Publication number Publication date
DE2251113A1 (en) 1973-04-26
CA984161A (en) 1976-02-24
JPS4847374A (en) 1973-07-05
DE2251113B2 (en) 1975-03-20
US3760581A (en) 1973-09-25
DE2251113C3 (en) 1975-10-23
GB1383007A (en) 1975-02-05

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WAKABAYASHI YASUO

Effective date: 19911031