CS247125B1 - Weft yarn inspection device - Google Patents

Abstract

The weft thread control device is used on weaving looms. In the device to increase reliability during operation, in addition to the weft thread displacement sensor, an electricity control block connected to the loom switch and a contactor connected to the power supply circuit of the electric motor. The output of the control block through the electric key is connected to the first input of the sensing element, the second input of which is connected to the power supply circuit of the electric motor, and the output is connected through a commutator with a contactor.

Description

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Claims (1)

SUMMARY OF THE INVENTION A weft yarn inspection device comprising a weft yarn sensor. via a control block connected to the solenoid coil, the anchor of which is kinematically coupled by a loom switch connected to a contactor connected to the electric motor power supply circuit, characterized in that the delay element is an electronic key and commutator to increase reliable operation; wherein the output of the control block via the electronic key is connected to the first input of the delay element, the second input of which is connected to the power circuit of the electric motor, and the output via the commutator is connected to the contactor.