DEVICE FOR LINEN PROCESSING AND METHOD FOR ITS CONTROL Russian patent published in 2017 - IPC D06F35/00 

FIELD: textile, paper.

SUBSTANCE: linen processing device is described including a rotary knob, a control panel housing including an opening for the rotary knob in which the rotary knob is pivotally disposed, and at least one indicator corresponding to the mode capable of being selected by the rotary knob, a plurality of LEDs disposed on a printed circuit board in a circular shape and having a number greater than at least one indicator, and a window through which the light emitted by the plurality of LEDs passes, at that, the plurality of LEDs includes the first group of LEDs including at least one LED to emit light into the window display area corresponding to at least one indicator and the second LED group including at least one LED to emitting light into an area other than the window display area.

EFFECT: invention generates a luminescence scheme that displays a mode in the window display area and forms an arcuate or annular luminescence scheme in areas with indications and areas without window indication, to display information other than the mode display.

14 cl, 21 dwg