CH639237B - Dispositif detecteur d'un instant d'alarme pour une horloge digitale a feuillets. - Google Patents

Dispositif detecteur d'un instant d'alarme pour une horloge digitale a feuillets.

Info

Publication number
CH639237B
CH639237B CH1151579A CH1151579A CH639237B CH 639237 B CH639237 B CH 639237B CH 1151579 A CH1151579 A CH 1151579A CH 1151579 A CH1151579 A CH 1151579A CH 639237 B CH639237 B CH 639237B
Authority
CH
Switzerland
Prior art keywords
detecting means
detector device
phase
projection
leaf clock
Prior art date
Application number
CH1151579A
Other languages
English (en)
Other versions
CH639237GA3 (fr
Inventor
Masuo Ogihara
Kozo Chimura
Nobuo Shinozaki
Yoichi Seki
Original Assignee
Seiko Koki Kk
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 of CH639237B publication Critical patent/CH639237B/fr
Application filed by Seiko Koki Kk filed Critical Seiko Koki Kk
Publication of CH639237GA3 publication Critical patent/CH639237GA3/fr

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
    • G04B23/00—Arrangements producing acoustic signals at preselected times
    • G04B23/02—Alarm clocks
    • G04B23/025—Signal triggering
    • 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
    • G04B19/20—Indicating by numbered bands, drums, discs, or sheets
    • G04B19/205—Indicating by numbered bands, drums, discs, or sheets by means of sheets
    • 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
    • G04B23/00—Arrangements producing acoustic signals at preselected times
    • G04B23/02—Alarm clocks
    • G04B23/021—Controls (winding up the alarm; adjusting and indicating the waking time)
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C21/00—Producing acoustic time signals by electrical means
    • G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromechanical Clocks (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Alarm Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
CH1151579A 1978-12-28 1979-12-28 Dispositif detecteur d'un instant d'alarme pour une horloge digitale a feuillets. CH639237B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16374278A JPS5589775A (en) 1978-12-28 1978-12-28 Alarm time detector for leaf type digital watch

Publications (2)

Publication Number Publication Date
CH639237B true CH639237B (fr)
CH639237GA3 CH639237GA3 (fr) 1983-11-15

Family

ID=15779806

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1151579A CH639237B (fr) 1978-12-28 1979-12-28 Dispositif detecteur d'un instant d'alarme pour une horloge digitale a feuillets.

Country Status (6)

Country Link
US (1) US4298972A (fr)
JP (1) JPS5589775A (fr)
CH (1) CH639237B (fr)
DE (1) DE2952645A1 (fr)
FR (1) FR2445546A1 (fr)
GB (1) GB2038046B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6898154B1 (en) * 2003-11-21 2005-05-24 Kuei-Wen Sheu Clock-driving device combined with a conventional core
US7609589B1 (en) * 2008-12-15 2009-10-27 Kuei-Wen Sheu Perpetual calendar clock

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1903715A1 (de) * 1969-01-25 1970-08-27 Kieninger & Obergfell Weckeruhr mit intermittierender elektrischer Wecksignalgabe
JPS4857673A (fr) * 1971-11-18 1973-08-13
JPS4990711A (fr) * 1972-12-29 1974-08-29
DE2428490A1 (de) * 1973-06-16 1975-01-09 Seikosha Kk Uhr
JPS587189B2 (ja) * 1974-04-04 1983-02-08 セイコ−コウキ カブシキガイシヤ メヤスソウチ ニ オケル メヤスジコクケンシユツスイツチキコウ
JPS5116074A (fr) * 1974-07-09 1976-02-09 Rhythm Watch Co
JPS5749183Y2 (fr) * 1975-11-20 1982-10-27
GB1571753A (en) * 1977-03-25 1980-07-16 Seiko Koki Kk Alarm time piece
JPS5441165A (en) * 1977-09-07 1979-04-02 Seiko Koki Kk Time detector for leaf type digital timepiece
DE2834949A1 (de) * 1977-08-29 1979-03-22 Seiko Koki Kk Alarmzeitnachweiseinrichtung fuer eine uhr

Also Published As

Publication number Publication date
JPS625308B2 (fr) 1987-02-04
GB2038046B (en) 1983-03-09
JPS5589775A (en) 1980-07-07
DE2952645A1 (de) 1980-07-10
FR2445546A1 (fr) 1980-07-25
CH639237GA3 (fr) 1983-11-15
US4298972A (en) 1981-11-03
GB2038046A (en) 1980-07-16

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