SEAT STRUCTURE Russian patent published in 2015 - IPC A47C1/22 A47C3/25 A47C17/04 

FIELD: personal use articles.

SUBSTANCE: invention relates to the structure of seats with adjustable slant or tilt. The seat structure includes a support frame, a seat and a back. The seat includes the seat frame, formed by the side pieces, the front cross piece and the rear cross piece and pivotally connected to the support frame by means of at least one attachment mechanism positioned below the seat surface. At least one balancing spring is installed between the seat and the support frame, containing the first and second side elements as well as the front and the rear frame elements. The attachment mechanisms are installed symmetrical relative to the seat as compared to the seat central axis so that the pivotal joint axis passes between the knees and thighs of the user sitting on the seat structure in a conventional posture, with legs parallel and tilting on the seat back. The attachment mechanism is positioned between the side pieces of the seat and the side elements of the support frame.

EFFECT: enhanced comfort of the user accommodation of a device containing such seat.

8 cl, 11 dwg