FIELD: apparatus for controlling bearing of children, in particular, children of preschool and school age, may be used for working out of pupil's correct bearing.
SUBSTANCE: apparatus has variable diameter hoop adapted for putting onto user's head. Hoop consists of two plates fastened to one another in forehead and back part of the head. Plates adjoining back part of the head are curved toward cervical vertebras. Apparatus is additionally provided with arcuate plate fixed on hoop so as embrace top part of head, and stop plank attached to hoop at right-hand or left-hand side and oriented toward table working surface.
EFFECT: simplified construction, improved mobility and convenient usage.
4 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
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