Needle bar drawing device
AssigneeS.A. des Ateliers Houget Duesberg Bosson
InventorHelmut Kunig
Life of this patent
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Abstract
In a needle bar drawing device (gill box) for the drawing of card slivers bars carrying needles are led without being connected to each other. In a device which, according to today's terminology, is to be identified as a push bar draw frame pairs of driven toothed discs engaging each other with their toothed peripheries are so arranged that they almost totally cover the whole orbit of the needle bars with their toothing engaging the shafts of the latter.
Claims13
Needle bar drawing device (gill box) for drawing card slivers, said device comprising driven gilling area means including needle bar means running along an endless orbit, defining two ends and carrying needle means, which needle bar means are arranged independently of each other and at least at one of said ends, and include crank means guided in channel cam means, said device further comprising slot guide means for said needle bar means, said slot guide means determining said orbit of said needle bar means during their total run and arranged on each side of said gilling area means, wherein said needle bar means are driven by means of several toothed disc means, said toothed disc means being driven, having at least two peripheries overlapping each other, being arranged offset with respect to each other, and the toothings of which engage said orbit of said needle bar means by positively engaging the same.
Dependencies are inferred from the claim text.