CH639522B - Verfahren und kunststofform zur herstellung eines uhrzeigers. - Google Patents

Verfahren und kunststofform zur herstellung eines uhrzeigers.

Info

Publication number
CH639522B
CH639522B CH547281A CH547281A CH639522B CH 639522 B CH639522 B CH 639522B CH 547281 A CH547281 A CH 547281A CH 547281 A CH547281 A CH 547281A CH 639522 B CH639522 B CH 639522B
Authority
CH
Switzerland
Prior art keywords
hand
manufacturing
clock hand
plastic form
timepiece
Prior art date
Application number
CH547281A
Other languages
German (de)
English (en)
Other versions
CH639522GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Tadao Enomoto
Hidefumi Kasai
Original Assignee
Citizen Watch 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 of CH639522B publication Critical patent/CH639522B/de
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of CH639522GA3 publication Critical patent/CH639522GA3/de

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B19/00—Indicating the time by visual means
    • G04B19/04—Hands; Discs with a single mark or the like
    • G04B19/042—Construction and manufacture of the hands; arrangements for increasing reading accuracy

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Micromachines (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
CH547281A 1980-08-25 1981-08-25 Verfahren und kunststofform zur herstellung eines uhrzeigers. CH639522B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55116720A JPS5740669A (en) 1980-08-25 1980-08-25 Watch hand and manuacture thereof

Publications (2)

Publication Number Publication Date
CH639522B true CH639522B (de)
CH639522GA3 CH639522GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1983-11-30

Family

ID=14694134

Family Applications (1)

Application Number Title Priority Date Filing Date
CH547281A CH639522B (de) 1980-08-25 1981-08-25 Verfahren und kunststofform zur herstellung eines uhrzeigers.

Country Status (6)

Country Link
US (1) US4371429A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5740669A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH639522B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3133414A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2085620B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HK (1) HK40886A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01314827A (ja) * 1988-06-15 1989-12-20 Rinnai Corp 焼成器
IT226577Z2 (it) * 1992-05-14 1997-06-24 Consolo Giovanni Battista Lancette perfezionate per orologi particolarmente studiate in modo da consentire l'incastonatura di brillantini o di altre pietre preziose o non di svariate dimensioni
EP1835339B1 (fr) * 2006-03-15 2012-05-16 Rolex S.A. Procédé de fabrication par technologie de type liga d'une structure métallique monocouche ou multicouche, et structure obtenue
JP5366606B2 (ja) * 2009-03-25 2013-12-11 シチズンホールディングス株式会社 時計用指針の製造方法
EP3168057A1 (fr) * 2015-11-11 2017-05-17 Nivarox-FAR S.A. Procede de fabrication d'une piece metallique avec au moins un motif a illusion d'optique
CH712211A2 (fr) * 2016-03-14 2017-09-15 Nivarox Far Sa Procédé de fabrication d'un composant d'affichage d'horlogerie.
JP6671641B2 (ja) 2017-09-15 2020-03-25 カシオ計算機株式会社 指針および時計
EP3845974B1 (fr) * 2019-12-31 2024-02-21 The Swatch Group Research and Development Ltd Indicateur mobile pour un dispositif d'affichage analogique

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1570634A (en) * 1922-05-24 1926-01-26 Arthur K Laukel Deposited-metal pattern and method of making it
JPS4844138A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1971-06-15 1973-06-25
JPS5260241A (en) * 1975-11-13 1977-05-18 Citizen Watch Co Ltd Electrocasted needle for watch
JPS5915317B2 (ja) 1976-10-28 1984-04-09 住友金属工業株式会社 直動式熱間スタンパ
JPS5397459A (en) * 1977-02-05 1978-08-25 Yamasa Seimitsu Seisakushiyo Y Production method of pointing part
JPS5523453A (en) * 1978-08-09 1980-02-19 Citizen Watch Co Ltd Manufacture of hand for timepiece
JPS5537915A (en) * 1978-09-08 1980-03-17 Citizen Watch Co Ltd Pointer for clock
JPS5552980A (en) * 1978-10-14 1980-04-17 Citizen Watch Co Ltd Method of manufacturing hand for watch
JPS5555529A (en) 1978-10-20 1980-04-23 Hitachi Ltd Method of positioning wafer

Also Published As

Publication number Publication date
CH639522GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1983-11-30
GB2085620A (en) 1982-04-28
JPS6337908B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-07-27
HK40886A (en) 1986-06-06
DE3133414C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-07-12
DE3133414A1 (de) 1982-04-08
JPS5740669A (en) 1982-03-06
GB2085620B (en) 1984-03-07
US4371429A (en) 1983-02-01

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