Patent attributes
The invention describes a chair comprising a base structure, a seat having a seat surface and a backrest, a seat carrier for carrying the seat on the base structure, and a tilt mechanism which is arranged between the seat carrier and the base structure and which to improve the ergonomic properties of the chair is of such an arrangement and configuration that it permits inclination of the seat surface of the seat with respect to the horizontal both in a forward/rearward direction of the seat surface and also in a right/left direction of the seat surface. The tilt mechanism includes a pressure plate with a first conicity in the forward/rearward direction of the seat surface, by way of which the seat can be inclined in the forward/rearward direction, and a second conicity in the right/left direction of the seat surface, by way of which the seat can be inclined in the right/left direction.