Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1995-10-02
1997-06-03
Mansen, Michael
Winding, tensioning, or guiding
Coil holder or support
Spool or core
57281, B65H 5402, D01H 914
Patent
active
056346034
ABSTRACT:
An open-end rotor spinning machine is equipped with a service structure for the automatic correction of yarn breaks occurring in the course of the bobbin winding and for the automatic exchange of empty tubes for finished packages, wherein empty tubes are delivered to and finished packages are removed from the work stations via an endless transport device. The service structure has a package ejector for ejecting finished packages from the work stations, a tube gripper for retrieving an empty tube from the transport device, and a tube positioning device connected with the package ejector of the service structure to position an empty tube held by the tube gripper precisely into desired disposition relative to a respective work station to be supplied with an empty tube.
REFERENCES:
patent: 3741490 (1973-06-01), Venot
patent: 4139162 (1979-02-01), Stahlecker
patent: 4610405 (1986-09-01), Noshi
patent: 4923132 (1990-05-01), Hirai et al.
patent: 5165615 (1992-11-01), Polnik
patent: 5168695 (1992-12-01), Stahlecker
patent: 5248103 (1993-09-01), Polnik
patent: 5495991 (1996-03-01), Raasch et al.
Esser Hans-Willi
Gobbels Heinz-Dieter
Raasch Hans
Mansen Michael
W. Schlafhorst AG & Co.
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