CH635722GA3 - - Google Patents

Download PDF

Info

Publication number
CH635722GA3
CH635722GA3 CH813779A CH813779A CH635722GA3 CH 635722G A3 CH635722G A3 CH 635722GA3 CH 813779 A CH813779 A CH 813779A CH 813779 A CH813779 A CH 813779A CH 635722G A3 CH635722G A3 CH 635722GA3
Authority
CH
Switzerland
Prior art keywords
detector circuit
load current
rotor
amplifier
points
Prior art date
Application number
CH813779A
Other languages
English (en)
French (fr)
Other versions
CH635722B (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 CH635722B publication Critical patent/CH635722B/fr
Application filed filed Critical
Priority to CH813779A priority Critical patent/CH635722B/fr
Priority to GB8027986A priority patent/GB2059648B/en
Priority to FR8018929A priority patent/FR2465229A1/fr
Priority to DE3033350A priority patent/DE3033350C2/de
Priority to JP12522780A priority patent/JPS56111485A/ja
Publication of CH635722GA3 publication Critical patent/CH635722GA3/fr

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
    • G04C3/143—Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Stepping Motors (AREA)
  • Electromechanical Clocks (AREA)
CH813779A 1979-09-10 1979-09-10 Piece d'horlogerie comportant un circuit de detection et de controle pour moteur pas a pas. CH635722B (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH813779A CH635722B (fr) 1979-09-10 1979-09-10 Piece d'horlogerie comportant un circuit de detection et de controle pour moteur pas a pas.
GB8027986A GB2059648B (en) 1979-09-10 1980-08-29 Electronic timepiece with stepping motor
FR8018929A FR2465229A1 (fr) 1979-09-10 1980-09-02 Piece d'horlogerie comportant un circuit de detection et de controle pour moteur pas a pas
DE3033350A DE3033350C2 (de) 1979-09-10 1980-09-04 Zeitmeßgerät mit einer Erfassungs- und Steuerschaltung für den Schrittmotor
JP12522780A JPS56111485A (en) 1979-09-10 1980-09-09 Watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH813779A CH635722B (fr) 1979-09-10 1979-09-10 Piece d'horlogerie comportant un circuit de detection et de controle pour moteur pas a pas.

Publications (2)

Publication Number Publication Date
CH635722B CH635722B (fr)
CH635722GA3 true CH635722GA3 (es) 1983-04-29

Family

ID=4335723

Family Applications (1)

Application Number Title Priority Date Filing Date
CH813779A CH635722B (fr) 1979-09-10 1979-09-10 Piece d'horlogerie comportant un circuit de detection et de controle pour moteur pas a pas.

Country Status (5)

Country Link
JP (1) JPS56111485A (es)
CH (1) CH635722B (es)
DE (1) DE3033350C2 (es)
FR (1) FR2465229A1 (es)
GB (1) GB2059648B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2900153B1 (ja) * 1998-02-10 1999-06-02 セイコーインスツルメンツ株式会社 アナログ電子時計

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53114467A (en) * 1977-03-16 1978-10-05 Seiko Instr & Electronics Ltd Electronic watch
JPS586400B2 (ja) * 1977-11-29 1983-02-04 セイコーエプソン株式会社 電子時計
JPS5477165A (en) * 1977-12-02 1979-06-20 Seiko Instr & Electronics Ltd Electronic watch

Also Published As

Publication number Publication date
DE3033350A1 (de) 1981-03-12
JPS56111485A (en) 1981-09-03
CH635722B (fr)
GB2059648A (en) 1981-04-23
GB2059648B (en) 1983-06-29
JPH0118398B2 (es) 1989-04-05
DE3033350C2 (de) 1983-04-28
FR2465229B1 (es) 1983-06-24
FR2465229A1 (fr) 1981-03-20

Similar Documents

Publication Publication Date Title
JPS53132380A (en) Electronic watch
CH646031GA3 (es)
CH628201GA3 (es)
GB2059648B (en) Electronic timepiece with stepping motor
KR860000767A (ko) 트랜지스터 구동회로
DE3584760D1 (de) Elektrozaungeraet.
GB2030734B (en) Load measuring arrangement for a stepping motor
CH625666GA3 (en) Integrated circuit for an electronic timepiece
JPS5388115A (en) Controller for alternating current motors
JPS5246429A (en) Direct current high voltage power source
JPS5477165A (en) Electronic watch
JPS5548681A (en) Measuring device for electronic watch
SE8003042L (sv) Anordning och forfarande for drivning av en vexelstromsmotor med anvendning av en vexelriktare
JPS5477164A (en) Electronic watch
SU1180796A1 (ru) Устройство дл определени частоты вращени электродвигател посто нного тока
DE3750900D1 (de) Reizstromgerät.
SU1638761A1 (ru) Реле частоты
JPS52129911A (en) Damper circuit for dc brushless motor
SU379029A1 (ru) Устройство стабилизации скорости электродвигателя постоянного тока
JPS5345576A (en) Electronic wristwatch
SU882024A1 (ru) Устройство преобразовани импульсного сигнала в посто нное напр жение
JPS5587976A (en) Device for detecting electronic watch
SU1182635A1 (ru) @ -Генератор с низким напр жением питани
KR950021864A (ko) 유도전동기의 회전자 시정수측정방법 및 그 장치
JPS55156424A (en) Auto clear circuit