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US 10,905,244 B2Granted
Balance chair
OwnerMaria Terese Engellinventor
Life of this patent
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Abstract
A balance chair, comprising a seat, an in substance vertical height element supporting the seat, and a base supporting the height element and seat, distinctive in that the balance chair comprises a rotation and tilt element, arranged in a position in substance midway between the seat and a lower end of the base.
Claims10
A balance chair, comprising:
- a seat;
- a vertical height element supporting the seat;
- a base supporting the vertical height element and the seat, wherein the balance chair comprises a rotation and tilt element arranged in a position between the seat and a lower end of the base from 0.3 to 0.7 times a distance from a top side of a sitting surface face of the seat to the lower end of the base;
- wherein the seat is rigidly fastened to an upper end of the vertical height element, the vertical height element is rigid from the seat to the rotation and tilt element;
- wherein the vertical height element comprises a lower part extending downward from the rotation and tilt element to a lower end within the base;
- and
- wherein springs or elastic ropes are arranged radially inwards from the base to a central element that can slide onto and be fastened to the lower part of the vertical height element.
4 more elements
Dependencies are inferred from the claim text.