JPS5394981A - Electronic wristwatch - Google Patents

Electronic wristwatch

Info

Publication number
JPS5394981A
JPS5394981A JP846577A JP846577A JPS5394981A JP S5394981 A JPS5394981 A JP S5394981A JP 846577 A JP846577 A JP 846577A JP 846577 A JP846577 A JP 846577A JP S5394981 A JPS5394981 A JP S5394981A
Authority
JP
Japan
Prior art keywords
load
electronic wristwatch
pulse
pulse motor
pulse widths
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP846577A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6321160B2 (enrdf_load_stackoverflow
Inventor
Minoru Hosokawa
Hiroshi Ishii
Kiichi Kawamura
Sakio Okazaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha 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 date
Application filed by Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP846577A priority Critical patent/JPS5394981A/ja
Priority to CH53178A priority patent/CH635973B/fr
Priority to US05/870,957 priority patent/US4192131A/en
Publication of JPS5394981A publication Critical patent/JPS5394981A/ja
Publication of JPS6321160B2 publication Critical patent/JPS6321160B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)
JP846577A 1977-01-19 1977-01-28 Electronic wristwatch Granted JPS5394981A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP846577A JPS5394981A (en) 1977-01-28 1977-01-28 Electronic wristwatch
CH53178A CH635973B (fr) 1977-01-19 1978-01-18 Circuit de commande pour un transducteur electromecanique d'une montre, notamment d'une montre-bracelet electronique.
US05/870,957 US4192131A (en) 1977-01-19 1978-01-19 Step motor control mechanism for electronic timepiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP846577A JPS5394981A (en) 1977-01-28 1977-01-28 Electronic wristwatch

Publications (2)

Publication Number Publication Date
JPS5394981A true JPS5394981A (en) 1978-08-19
JPS6321160B2 JPS6321160B2 (enrdf_load_stackoverflow) 1988-05-02

Family

ID=11693872

Family Applications (1)

Application Number Title Priority Date Filing Date
JP846577A Granted JPS5394981A (en) 1977-01-19 1977-01-28 Electronic wristwatch

Country Status (1)

Country Link
JP (1) JPS5394981A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS581137A (ja) * 1981-03-31 1983-01-06 エスコフオ−ト・アクチセルスカベツト 画像再生装置を調節する方法及び装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS581137A (ja) * 1981-03-31 1983-01-06 エスコフオ−ト・アクチセルスカベツト 画像再生装置を調節する方法及び装置

Also Published As

Publication number Publication date
JPS6321160B2 (enrdf_load_stackoverflow) 1988-05-02

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