Weft insertion control apparatus in jet loom

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EP 1 258 550 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	05.02.2003 Bulletin 2003/06

(43)	Date of publication A2:
	20.11.2002 Bulletin 2002/47

(21)	Application number: 02009374.6

(22)	Date of filing: 06.05.2002

(51)	International Patent Classification (IPC)⁷: D03D 47/34, B65H 59/26

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
	Designated Extension States:
	AL LT LV MK RO SI

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Priority:

11.05.2001 JP 2001141576
24.01.2002 JP 2002015613

(71)	Applicant: Kabushiki Kaisha Toyota Jidoshokki
	Kariya-shi, Aichi-ken (JP)

(72)	Inventors:
	Ishikawa, Hirohiko, K.K. Toyota Jidoshokki Kariya-shi, Aichi-ken (JP) Shiraki, Masao, K.K. Toyota Jidoshokki Kariya-shi, Aichi-ken (JP)

(74)	Representative: HOFFMANN - EITLE
	Patent- und Rechtsanwälte Arabellastrasse 4 81925 München 81925 München (DE)

(54)	Weft insertion control apparatus in jet loom

(57) A distance L1 between a rotation axis 222 of a stepping motor 22 and a first guide ring 24 is made shorter than a distance L2 between the rotation axis 222 and a second guide ring 25. When weft Y1 is on a second yarn route, that is, when a yarn route changing body 23 is in a weft braking position, a yarn bending angle α becomes larger than a yarn bending angle β.

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