HAIR AND / OR SKIN TREATMENT DEVICE AND SYSTEM Russian patent published in 2019 - IPC B26B19/38 B26B21/40 

FIELD: satisfaction of vital human requirements.

SUBSTANCE: inventions relate to hair cutting means. Cutter comprises a head having at least one cutting unit with a drive, a control device and at least one sensor. Sensor is intended for detection of substance applied on user's hair and / or skin. Control device provides control of working characteristic of at least one cutting unit depending on detection of at least one sensor of said substance on hair and / or skin. Control includes stopping cutting of hair with a cutting unit, adjusting the cutting height of hair or changing power supplied to the drive. Substance applied on user's hair and / or skin is ultraviolet ink or graphite-containing substance, or make-up agent, or substance that changes electric parameters of skin, or a substance which changes the acoustic properties of the skin, or a substance which is optically detectable within the visible spectrum.

EFFECT: as a result, higher accuracy of device positioning relative to user's skin.

13 cl, 7 dwg