CH619102B - Verfahren und einrichtung zur ermittlung des ganges einer uhr. - Google Patents

Verfahren und einrichtung zur ermittlung des ganges einer uhr.

Info

Publication number
CH619102B
CH619102B CH30574A CH30574A CH619102B CH 619102 B CH619102 B CH 619102B CH 30574 A CH30574 A CH 30574A CH 30574 A CH30574 A CH 30574A CH 619102 B CH619102 B CH 619102B
Authority
CH
Switzerland
Prior art keywords
sensor
electrode
oscillator
condenser
monitoring plate
Prior art date
Application number
CH30574A
Other languages
German (de)
English (en)
Other versions
CH619102GA3 (US06330241-20011211-M00004.png
Inventor
Yoshihiko Yanagawa
Shizuo Yamaguchi
Original Assignee
Citizen Watch Co Ltd
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 CH619102B publication Critical patent/CH619102B/xx
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of CH619102GA3 publication Critical patent/CH619102GA3/xx

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04DAPPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/12Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard
    • G04D7/1207Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring
    • G04D7/1214Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring for complete clockworks
    • GPHYSICS
    • G04HOROLOGY
    • G04DAPPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/002Electrical measuring and testing apparatus
    • G04D7/003Electrical measuring and testing apparatus for electric or electronic clocks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
CH30574A 1973-01-10 1974-01-10 Verfahren und einrichtung zur ermittlung des ganges einer uhr. CH619102B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP579173A JPS5331631B2 (US06330241-20011211-M00004.png) 1973-01-10 1973-01-10

Publications (2)

Publication Number Publication Date
CH619102B true CH619102B (de)
CH619102GA3 CH619102GA3 (US06330241-20011211-M00004.png) 1980-09-15

Family

ID=11620897

Family Applications (1)

Application Number Title Priority Date Filing Date
CH30574A CH619102B (de) 1973-01-10 1974-01-10 Verfahren und einrichtung zur ermittlung des ganges einer uhr.

Country Status (7)

Country Link
US (1) US3946591A (US06330241-20011211-M00004.png)
JP (1) JPS5331631B2 (US06330241-20011211-M00004.png)
CH (1) CH619102B (US06330241-20011211-M00004.png)
DE (1) DE2400603C3 (US06330241-20011211-M00004.png)
FR (1) FR2324043A1 (US06330241-20011211-M00004.png)
GB (1) GB1445600A (US06330241-20011211-M00004.png)
HK (1) HK44777A (US06330241-20011211-M00004.png)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5098368A (US06330241-20011211-M00004.png) * 1973-12-26 1975-08-05
JPS50127667A (US06330241-20011211-M00004.png) * 1974-03-27 1975-10-07
JPS5144961A (ja) * 1974-10-16 1976-04-16 Seiko Instr & Electronics Denkaikudogatahyojisochino hyojijikokusokuteisochi
JPS5170569U (US06330241-20011211-M00004.png) * 1974-10-25 1976-06-03
CH1451074A4 (US06330241-20011211-M00004.png) * 1974-10-30 1976-10-29
JPS5188257A (en) * 1975-01-31 1976-08-02 Denshidokeino kankyuchoseisochi
JPS528863A (en) * 1975-07-09 1977-01-24 Ricoh Elemex Corp Pace detector for an electronic clock
US4078420A (en) * 1976-02-27 1978-03-14 Time Computer, Inc. Digital watch analyzer
JPS52157862U (US06330241-20011211-M00004.png) * 1976-05-24 1977-11-30
JPS53107366A (en) * 1977-03-01 1978-09-19 Citizen Watch Co Ltd Electronic watch having matrix drive display
JPS5475768U (US06330241-20011211-M00004.png) * 1978-10-27 1979-05-29
JPS55116291A (en) * 1979-02-28 1980-09-06 Seiko Epson Corp Electronic wrist watch with alarm
US4403869A (en) * 1980-08-18 1983-09-13 Timex Corporation Electro-optic identifiction code system in a timepiece
WO2021146596A1 (en) * 2020-01-16 2021-07-22 Matthew Hartensveld Capacitive control of electrostatic field effect optoelectronic device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1049315B (US06330241-20011211-M00004.png) * 1952-04-09 1959-01-22
US2931217A (en) * 1955-10-27 1960-04-05 William K Squires Electronic timing apparatus
GB1033824A (en) * 1961-07-26 1966-06-22 Altair Electronics Ltd Improvements in devices for checking the accuracy of watches, clocks and like timepieces
DE1548092A1 (de) * 1966-10-13 1970-04-02 Reinhard Fabian Zeitwaage
US3756013A (en) * 1970-05-06 1973-09-04 Hmw Industries Solid state watch
US3886726A (en) * 1972-06-19 1975-06-03 Texas Instruments Inc Electronic time keeping system
US3811314A (en) * 1972-09-06 1974-05-21 A Anouchi Time-interval rate meter for time measuring devices and method for checking time pieces

Also Published As

Publication number Publication date
DE2400603A1 (de) 1974-07-11
CH619102GA3 (US06330241-20011211-M00004.png) 1980-09-15
FR2324043B1 (US06330241-20011211-M00004.png) 1979-06-29
FR2324043A1 (fr) 1977-04-08
GB1445600A (en) 1976-08-11
JPS5331631B2 (US06330241-20011211-M00004.png) 1978-09-04
HK44777A (en) 1977-09-09
DE2400603B2 (de) 1977-11-03
JPS4994363A (US06330241-20011211-M00004.png) 1974-09-07
DE2400603C3 (de) 1978-06-22
US3946591A (en) 1976-03-30

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