JPS57199973A - Spiral spring type timer - Google Patents

Spiral spring type timer

Info

Publication number
JPS57199973A
JPS57199973A JP8478181A JP8478181A JPS57199973A JP S57199973 A JPS57199973 A JP S57199973A JP 8478181 A JP8478181 A JP 8478181A JP 8478181 A JP8478181 A JP 8478181A JP S57199973 A JPS57199973 A JP S57199973A
Authority
JP
Japan
Prior art keywords
main shaft
speed
oscillation
annular balance
piece
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
JP8478181A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6351512B2 (enrdf_load_stackoverflow
Inventor
Takeshi Nagasaki
Kazuo Nakakita
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.)
Nakagawa Electric Ind Co Ltd
Original Assignee
Nakagawa Electric Ind 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 date
Application filed by Nakagawa Electric Ind Co Ltd filed Critical Nakagawa Electric Ind Co Ltd
Priority to JP8478181A priority Critical patent/JPS57199973A/ja
Publication of JPS57199973A publication Critical patent/JPS57199973A/ja
Publication of JPS6351512B2 publication Critical patent/JPS6351512B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F3/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork
    • G04F3/02—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with mechanical driving mechanisms
    • G04F3/04—Additional arrangements in connection with ordinary non-electric clocks for this purpose

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Predetermined Time Intervals (AREA)
JP8478181A 1981-06-02 1981-06-02 Spiral spring type timer Granted JPS57199973A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8478181A JPS57199973A (en) 1981-06-02 1981-06-02 Spiral spring type timer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8478181A JPS57199973A (en) 1981-06-02 1981-06-02 Spiral spring type timer

Publications (2)

Publication Number Publication Date
JPS57199973A true JPS57199973A (en) 1982-12-08
JPS6351512B2 JPS6351512B2 (enrdf_load_stackoverflow) 1988-10-14

Family

ID=13840229

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8478181A Granted JPS57199973A (en) 1981-06-02 1981-06-02 Spiral spring type timer

Country Status (1)

Country Link
JP (1) JPS57199973A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0354306U (enrdf_load_stackoverflow) * 1989-09-30 1991-05-27

Also Published As

Publication number Publication date
JPS6351512B2 (enrdf_load_stackoverflow) 1988-10-14

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