FIELD: training devices.
SUBSTANCE: invention relates to devices for training the user's fine motor skills and can be used to develop writing skills. The essence of the invention lies in the nozzle on the writing device, containing a volumetric body with a hole for installation on the writing device, while on one side of the volumetric body relative to the hole for installation on the writing device there are surfaces for the user's index, thumb and middle fingers, and on the other side of the volumetric of the case, there is an emphasis for the user's palm, while the angle between the axis of the hole and the central longitudinal plane of the volumetric body, passing through the top of the emphasis for the user's palm, is from 20 to 60°.
EFFECT: increasing the reliability of fixing the nozzle on the writing device, as well as the accuracy of its positioning on the writing device and in the user's hand.
12 cl, 8 dwg
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