Apparatus for controlling the bobbin drive of a flyer roving frame

A device for controlling the bobbin drive of a flyer roving frame which has a bobbin, a flyer and drive roll thereon that are utilized for building a bobbin with yarn. A drive for the frame incorporating a differential gear and controls are provided for adjusting the driving speed of the flyer and d...

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Bibliographic Details
Main Authors ADOLF; HERMANN, GRUPP; BERNHARD
Format Patent
LanguageEnglish
Published 10.03.1981
Subjects
NATURAL OR ARTIFICIAL THREADS OR FIBRES
SPINNING
SPINNING OR TWISTING
TEXTILES
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Summary:A device for controlling the bobbin drive of a flyer roving frame which has a bobbin, a flyer and drive roll thereon that are utilized for building a bobbin with yarn. A drive for the frame incorporating a differential gear and controls are provided for adjusting the driving speed of the flyer and drive roll stepwise to different rotational speed stages during the building of the bobbin. An additional speed adjusting device is provided for automatically varying the driving speed of the bobbin within each rotational speed stage. A switching device is provided for automatically switching the rotational speed stages.
Bibliography:Application Number: US19790029384