(19)
(11) EP 2 404 855 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
04.11.2015 Bulletin 2015/45

(43) Date of publication A2:
11.01.2012 Bulletin 2012/02

(21) Application number: 11171020.8

(22) Date of filing: 22.06.2011
(51) International Patent Classification (IPC): 
B65H 54/10(2006.01)
 B65H 54/28(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: 09.07.2010 JP 2010157286

(71) Applicant: Murata Machinery, Ltd.
Kyoto-shi, Kyoto 6018326 (JP)

(72) Inventor:
  • Muta, Katsufumi
    Kyoto-shi, Kyoto 612-8686 (JP)

(74) Representative: Zinkler, Franz 
Schoppe, Zimmermann, Stöckeler Zinkler, Schenk & Partner mbB Patentanwälte Radlkoferstrasse 2
81373 München
81373 München (DE)

   


(54) Yarn winding device


(57) A yarn winding device (11) that produces a conical package (53), includes a traverse guide (17), a traverse driving section (19), a lead ratio setting section (43) adapted to set, as a lead ratio, a value of a ratio of traverse time within a larger diameter region with respect to traverse time within a smaller diameter region of the package (53), or a value of a ratio of traverse speed within the smaller diameter region with respect to traverse time within the larger diameter region of the package, and a speed profile adjusting section (44) adapted to adjust a speed profile of the traverse guide (17) in at least one of the larger diameter region and the smaller diameter region of the package (53) according to the set lead ratio set by the lead ratio setting section (43).







Search report









Search report