CHAIR FRAME Russian patent published in 2023 - IPC A47C1/24 A47C7/62 

FIELD: furniture production.

SUBSTANCE: frame of the chair contains a frame connected through a rocking mechanism and a gas lift with a base having a different number and length of beams, which are interconnected by stiffening ribs and contain wheels on the periphery. The frame is made in the form of a rectangular metal plate with stiffening ribs and elongated holes having a length that allows installing seats and backs of a wide range of standard sizes, and is associated with a stand that has vertical and horizontal sections, as well as the end opposite from the frame is pivotally connected to a monitor support having a swivel monitor arm containing elongated holes having a length that allows installing a monitor of a wide range of standard sizes. The vertical section of the rack, located in front of the frame, contains a mechanism for fastening and adjusting the working panel, having two guides with coaxially located elongated holes, having a length that allows you to install a working panel of a wide range of standard sizes, movably coupled with the vertical section of the rack, forming a swivel joint with the possibility of rigidly fixing the required angle of rotation of the guides and their linear movement relative to the axis of the hinged connection of the guides with the vertical section of the rack. The working panel is connected to the guides of the fastening and adjustment mechanism and contains a board located along its perimeter, one side of which has a greater height relative to its other sides.

EFFECT: ability to use backs, seats, armrests, additional equipment for organizing a workplace of a wide range of sizes with the possibility of adjusting their spatial position depending on the user's physique, as well as stability of the structure against tipping.

1 cl, 1 dwg