CH635722B - Piece d'horlogerie comportant un circuit de detection et de controle pour moteur pas a pas. - Google Patents

Piece d'horlogerie comportant un circuit de detection et de controle pour moteur pas a pas.

Info

Publication number
CH635722B
CH635722B CH813779A CH813779A CH635722B CH 635722 B CH635722 B CH 635722B CH 813779 A CH813779 A CH 813779A CH 813779 A CH813779 A CH 813779A CH 635722 B CH635722 B CH 635722B
Authority
CH
Switzerland
Prior art keywords
detector circuit
load current
rotor
amplifier
points
Prior art date
Application number
CH813779A
Other languages
English (en)
Other versions
CH635722GA3 (fr
Inventor
Jean-Claude Berney
Original Assignee
Berney Sa Jean Claude
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 CH635722B publication Critical patent/CH635722B/fr
Application filed by Berney Sa Jean Claude filed Critical Berney Sa Jean Claude
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 true CH635722B (fr)
CH635722GA3 CH635722GA3 (fr) 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 (fr)
CH (1) CH635722B (fr)
DE (1) DE3033350C2 (fr)
FR (1) FR2465229A1 (fr)
GB (1) GB2059648B (fr)

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
CH635722GA3 (fr) 1983-04-29
JPS56111485A (en) 1981-09-03
DE3033350A1 (de) 1981-03-12
GB2059648B (en) 1983-06-29
GB2059648A (en) 1981-04-23
JPH0118398B2 (fr) 1989-04-05
DE3033350C2 (de) 1983-04-28
FR2465229B1 (fr) 1983-06-24
FR2465229A1 (fr) 1981-03-20

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