CH639237GA3 - - Google Patents

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Publication number
CH639237GA3
CH639237GA3 CH1151579A CH1151579A CH639237GA3 CH 639237G A3 CH639237G A3 CH 639237GA3 CH 1151579 A CH1151579 A CH 1151579A CH 1151579 A CH1151579 A CH 1151579A CH 639237G A3 CH639237G A3 CH 639237GA3
Authority
CH
Switzerland
Prior art keywords
detecting means
phase
projection
leaves
detecting
Prior art date
Application number
CH1151579A
Other languages
English (en)
French (fr)
Other versions
CH639237B (fr
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
Publication of CH639237B publication Critical patent/CH639237B/fr
Application filed filed Critical
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)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Alarm Systems (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 CH639237B (fr)
CH639237GA3 true CH639237GA3 (cs) 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 (cs)
JP (1) JPS5589775A (cs)
CH (1) CH639237B (cs)
DE (1) DE2952645A1 (cs)
FR (1) FR2445546A1 (cs)
GB (1) GB2038046B (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD462906S1 (en) 2001-02-15 2002-09-17 Michael Daniel Digital clock
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 (cs) * 1971-11-18 1973-08-13
JPS4990711A (cs) * 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 (cs) * 1974-07-09 1976-02-09 Rhythm Watch Co
JPS5749183Y2 (cs) * 1975-11-20 1982-10-27
GB1571753A (en) * 1977-03-25 1980-07-16 Seiko Koki Kk Alarm time piece
DE2834949A1 (de) * 1977-08-29 1979-03-22 Seiko Koki Kk Alarmzeitnachweiseinrichtung fuer eine uhr
JPS5441165A (en) * 1977-09-07 1979-04-02 Seiko Koki Kk Time detector for leaf type digital timepiece

Also Published As

Publication number Publication date
GB2038046B (en) 1983-03-09
DE2952645A1 (de) 1980-07-10
US4298972A (en) 1981-11-03
JPS5589775A (en) 1980-07-07
FR2445546A1 (fr) 1980-07-25
CH639237B (fr)
GB2038046A (en) 1980-07-16
JPS625308B2 (cs) 1987-02-04

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Legal Events

Date Code Title Description
PL Patent ceased