Yarn break detection by means of triboelectrical noise signal

Details Yarn break detection by means of triboelectrical noise signal Yarn break detection by means of triboelectrical noise signal

1974-08-05

1976-07-13

Watkins, Donald E.

Textiles: spinning, twisting, and twining

Apparatus and processes

Stopping or starting

D01H 1316

Patent

active

039686370

ABSTRACT:
An apparatus for detecting a yarn break on a textile machine having at least one yarn processing position where the transport of a yarn is to be monitored, comprising a triboelectric signal generator located at said processing position for producing a signal indicating the transport of the yarn and a signal detection circuit for amplifying and rectifying the signal to provide an output indicative of a yarn break.

REFERENCES:
patent: 3272048 (1966-09-01), Archer
patent: 3438189 (1969-04-01), Gasser et al.
patent: 3562734 (1971-02-01), Hotchkiss
patent: 3659409 (1972-05-01), Saunders
patent: 3688958 (1972-09-01), Rydborn
patent: 3723933 (1973-03-01), Loepfe et al.
patent: 3840869 (1974-10-01), Pugh

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