CHAIR

摘要

The invention relates to a chair that can be used in a dwelling, in a means of transportation for persons or any other situation that involves a seated position of a person, as well as when it is necessary to protect an occupant of a means of transport and also for strengthen the back and neck muscles, to provide the spine curvature correction and for relaxation and rest, as well as for moving and positioning the sick people in bed, even those immobilized. Chair it is made up of a seat rigid (1) or in one of some inner upholstered profiled and upholstered having safety belts seats (11 and G), supported by a plane support, each of them being secured to the stand or legs mentioned, rigid seat (1) being continued upwardly either by a partial rigid backrest (2), or be a total rigid backrest (A) or a high rigid backrest (B), the latter one being provided at the upper part, with some shoulder side restraint left and, respectively, right (7 and 8), respectively, with a partial rigid headrest (9), to said first upholstered seat (11), being attached by means of a multiple, lower joint (C), profiling upholstered backrest for dwelling (D), continued upwardly by means of a upper multiple joint (E), with a inner partial upholstered headrest (12) and to the other upholstered seat having safety belts (G) being connected by means of a multiple locking joint (H), the profiled upholstered for occupants seat front of a car backrest (I), whereat, by means of a multiple upper locking joint (J) is connected either a partial headrest (K) or a total headrest (V), any of the rigid and, respectively, upholstered seats (1, 11, and G) being provided with seating areas for the chair (130 and 131) left and, respectively, right whose contours are similar to the contours of optimal seating area (122 and 123) left and, respectively, right of a the future occupant buttocks (127), each having an one-finger glove-like shape, the finger, being kept close to the palm and positioned with the tip pointing towards the knees and, the back of the palm comprising the protrusion of the gluteus maximus muscle, a contour of the first optimal seating area (122) of this occupant's buttocks (127) starting from the as a backbone concave curve line (g'''') which descends downwardly on the lateral part of the thigh, up to the gluteus maximus muscle, which continues with a short with inflection concave-convex outward line (h""), that is connecting with a slightly curved, vertically line (i"") downwards to third region, next to the knee of the thigh, where it continues with a concave curve outwardly, placed horizontally line (j""), which is connected with a almost vertical convex outwards line (k""), that closes the contour of this area (122).