HK1004017A1 - Clock movement - Google Patents

Clock movement Download PDF

Info

Publication number
HK1004017A1
HK1004017A1 HK98103266A HK98103266A HK1004017A1 HK 1004017 A1 HK1004017 A1 HK 1004017A1 HK 98103266 A HK98103266 A HK 98103266A HK 98103266 A HK98103266 A HK 98103266A HK 1004017 A1 HK1004017 A1 HK 1004017A1
Authority
HK
Hong Kong
Prior art keywords
light
detection device
circuit board
clock movement
minute
Prior art date
Application number
HK98103266A
Other languages
English (en)
Chinese (zh)
Other versions
HK1004017B (en
Inventor
Kohata Shigeru
Hashizume Hiroyuki
Original Assignee
Seiko Clock Inc.
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 Clock Inc. filed Critical Seiko Clock Inc.
Publication of HK1004017A1 publication Critical patent/HK1004017A1/xx
Publication of HK1004017B publication Critical patent/HK1004017B/xx

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
    • 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
    • G04C3/146—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor incorporating two or more stepping motors or rotors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
HK98103266.4A 1992-11-10 1998-04-18 Clock movement HK1004017B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4299999A JP2500513B2 (ja) 1992-11-10 1992-11-10 時計機械体
JP04299999 1992-11-10

Publications (2)

Publication Number Publication Date
HK1004017A1 true HK1004017A1 (en) 1998-11-13
HK1004017B HK1004017B (en) 1998-11-13

Family

ID=

Also Published As

Publication number Publication date
GB9323169D0 (en) 1994-01-05
CN1086910A (zh) 1994-05-18
JPH06148354A (ja) 1994-05-27
US5566140A (en) 1996-10-15
CN1042573C (zh) 1999-03-17
GB2272309B (en) 1995-11-08
GB2272309A (en) 1994-05-11
JP2500513B2 (ja) 1996-05-29
TW233350B (cg-RX-API-DMAC10.html) 1994-11-01

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20051110