Weft insertion nozzle and weft-fall-out preventing component used in weft insertion nozzle

(19)

(11)

EP 2 014 808 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	30.12.2009 Bulletin 2009/53

(43)	Date of publication A2:
	14.01.2009 Bulletin 2009/03

(21)	Application number: 08010745.1

(22)	Date of filing: 12.06.2008

(51)

International Patent Classification (IPC):

D03D 47/30^(2006.01)

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
	Designated Extension States:
	AL BA MK RS

(30)

Priority:

27.06.2007 JP 2007169149

(71)	Applicants:
	TSUDAKOMA KOGYO KABUSHIKI KAISHA Kanazawa-shi, Ishikawa-ken 921-8650 (JP) Tsudakoma (Shanghai) Co., Ltd Shanghai (CN)

(72)	Inventors:
	Yamamura, Koji Kanazawa-shi Ishikawa-ken, 921-8650 (JP) Banba, Hideki Kanazawa-shi Ishikawa-ken, 921-8650 (JP) Zhong, Gu Jian c/o Tsudakoma (Shanghai) Co., Ltd Shanghai (CN)

(74)	Representative: Samson & Partner
	Widenmayerstrasse 5 80538 München 80538 München (DE)

(54)	Weft insertion nozzle and weft-fall-out preventing component used in weft insertion nozzle

(57) A tubular component (51a) having a through hole (50a) and a cylindrical section (55a) is fitted within or around a thread guide (3), the cylindrical section (55a) at least having a tubular shape at one end in an axial direction thereof. Of the tubular component (51a) and the thread guide (3), the one whose inner periphery surface substantially serves as a weft guiding path (5) has a downstream end in a weft-insertion direction that is provided with a plurality of projections (11) arranged in a circumferential direction, each projection (11) being tapered from a base end (15) towards a tip thereof.

Search report