Apparatus for determining quantities of fiber conveyed through a

Details Apparatus for determining quantities of fiber conveyed through a Apparatus for determining quantities of fiber conveyed through a

1989-03-31

1990-02-27

Schroeder, Werner H.

Textiles: fiber preparation

Working

Picking

19 975, D01B 700

Patent

active

049033743

ABSTRACT:
An apparatus which determines quantities of textile fiber material during conveyance thereof by an air stream through a duct, includes a sensor unit situated at the duct and arranged for monitoring the stream flowing through the duct and composed of a fiber/air mixture. The sensor unit comprises a plurality of side-by-side situated light emitters forming an emitter bank and a plurality of side-by-side arranged light detectors forming a detector bank. The detector bank is situated spaced from and opposite to the emitter bank for providing a passage for the stream therebetween.

REFERENCES:
patent: 4785504 (1988-11-01), Leifeld et al.
patent: 4839943 (1989-06-01), Leifeld

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