(19)
(11) EP 2 436 633 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
27.06.2012 Bulletin 2012/26

(43) Date of publication A2:
04.04.2012 Bulletin 2012/14

(21) Application number: 11178069.8

(22) Date of filing: 19.08.2011
(51) International Patent Classification (IPC): 
B65H 63/04(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 01.10.2010 JP 2010223815

(71) Applicant: Murata Machinery, Ltd.
Minami-ku Kyoto-shi Kyoto 601-8326 (JP)

(72) Inventor:
  • Masai, Tetsuji
    Kyoto, Kyoto 612-8686 (JP)

(74) Representative: Beck, Alexander 
Hansmann & Vogeser Patent- und Rechtsanwälte Maximilianstrasse 4b
82319 Starnberg
82319 Starnberg (DE)

   


(54) Circuit board for yarn winding device and yarn winding device


(57) To accurately detect an abnormal vibration of a winding section. A circuit board (105) for a yarn winding unit (1) includes a circuit board body (105a) and a vibration detecting chip (109) provided on the circuit board body (105a).







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