(19)
(11) EP 2 626 323 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
09.04.2014 Bulletin 2014/15

(43) Date of publication A2:
14.08.2013 Bulletin 2013/33

(21) Application number: 13150070.4

(22) Date of filing: 02.01.2013
(51) International Patent Classification (IPC): 
B65H 51/22(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: 07.02.2012 JP 2012024295

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

(72) Inventor:
  • Hirukawa, Masao
    Kyoto, Kyoto 612-8686 (JP)

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

   


(54) Yarn accumulating device and yarn winding device provided with the same


(57) The invention aims to reduce a weight of a yarn accumulating roller and realize a quick rotational control of the yarn accumulating roller. A winding unit (1) includes a yarn supplying section (3), a package winding section (4), and a yarn accumulating device (22) arranged between the yarn supplying section (3) and the package winding section (4). The yarn accumulating device (22) includes a cylindrical yarn accumulating roller (40) around which a yarn (y) is wound by being rotated. The yarn accumulating roller (40) is formed of a resin material which is a non-metal material.







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