ERGONOMIC MULTIFUNCTIONAL CHAIR Russian patent published in 2022 - IPC A47C1/31 

FIELD: furniture.

SUBSTANCE: invention relates to the design of chairs having a seat, backrest and leg support, the angles between which are mutually adjustable, and is intended for a wide range of possible applications, in particular, it can be used as an office chair, computer chair, observation chair and lounge chair. The ergonomic multifunctional chair includes a seat placed on the base, with which the backrest and leg support are connected with the help of fasteners, which are fixed with the possibility of rotation about the horizontal axes passing through the fasteners, wherein the base is made in the form of at least one arcuate element, the inner side of which is provided with a guide, on which the seat fastening element is located with the possibility of movement along the guide, while the backrest and/or leg support rest on the arcuate element, and the seat fasteners with the backrest and seats with leg support are made with the possibility of fixing the relative position.

EFFECT: creating an ergonomic multifunctional chair that provides a wide range of possible body positions for the user, ranging from a sitting position with an upright back, with an angle of 90° between the back and the seat, then a large number of intermediate positions with different backrest angles, and leg support relative to each other, to fully recumbent position of the user with a horizontal backrest, seat and legrest, with an angle of 180° between the backrest and the seat, as well as between the seat and the legrest, while simplifying the design of the chair.

11 cl, 11 dwg