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US 5,184,374 AGranted
Drafting unit with at least one cleaning belt
AssigneeSpindelfabrik Sussen, Schurr, Stahlecker & Grill GmbH
InventorsNorbert Barauke, Kurt Lang
Life of this patent
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Abstract
In the case of a drafting unit for a spinning machine comprising several top rollers and bottom rollers, continuous cleaning belts are provided which are arranged and held in such a manner that, because of the inherent weight of at least one of the deflecting rollers, they are tensioned, on the one hand, and, on the other hand, are brought to rest against the top rollers or bottom rollers.
Claims19
A drafting unit for a spinning machine comprising:
- a plurality of top drafting rollers,
- a plurality of bottom drafting rollers disposed opposite respective top drafting rollers to define a sliver path therebetween,
- a continuous cleaning belt being guided to travel around respective top and bottom deflecting rollers,
- and a belt guide for guiding the cleaning belt to engage against a plurality of said drafting rollers to effect cleaning thereof,
- wherein the bottom deflecting roller is floatingly supported vertically below the top deflecting roller by means of the cleaning belt travelling around said bottom deflecting roller with the weight of said bottom deflecting roller serving to tension the cleaning belt.
2 more elements
Dependencies are inferred from the claim text.