(19)
(11) EP 2 573 216 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
28.12.2016 Bulletin 2016/52

(43) Date of publication A2:
27.03.2013 Bulletin 2013/13

(21) Application number: 12179691.6

(22) Date of filing: 08.08.2012
(51) International Patent Classification (IPC): 
D01H 1/115(2006.01)
D01H 1/16(2006.01)
 D01H 4/02(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: 21.09.2011 JP 2011206222

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

(72) Inventors:
  • Shigeyama, Masazumi
    Kyoto, 612-8686 (JP)
  • Yokota, Itaru
    Kyoto, 612-8686 (JP)

(74) Representative: Hoffmann Eitle 
Patent- und Rechtsanwälte PartmbB Arabellastraße 30
81925 München
81925 München (DE)

   


(54) Air-jet spinning machine and manufacturing method of spun yarn


(57) A fine spinning machine includes a machine main body, a plurality of spinning units, 1 a driving section (31), an air supplying section (34), and a drive end box (3). The spinning units are arranged along a longitudinal direction of the machine main body, each spinning unit including a driven bottom roller. The driving section (31) is adapted to collectively drive a front bottom roller and a middle bottom roller of the bottom rollers of each of the spinning units. The air supplying section (34) supplies air to the spinning units. The drive end box (3) is adapted to accommodate the driving section (31) and the air supplying section (34) at one end in a direction in which the spinning units are arranged. The drive end box (3) is adapted to accommodate the driving section (31) in an upper range and the air supplying section (34) in a lower range.







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