FIELD: hand tools.
SUBSTANCE: invention relates to the field of devices for hair cutting. Adjustment drive for an adjustable spacing comb for a hair cutting appliance comprises an actuator that is configured for actuating a movable comb portion of the adjustable spacing comb with respect to a blade set of the hair cutting appliance, and a drivetrain that is configured for coupling the actuator and the movable comb portion. Drivetrain comprises a reduction gear unit and a location detection unit comprising a rotary encoder. Rotary encoder is coupled to an output shaft of the reduction gear unit. Invention also includes a hair cutting appliance.
EFFECT: improved positioning and adjustment of the comb.
20 cl, 7 dwg
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