MATTRESS SUPPORT SMOOTHLY ADJUSTABLE IN HEIGHT AND DEVICE FOR SUCH ADJUSTMENT Russian patent published in 2014 - IPC A47D7/01 

FIELD: personal use articles.

SUBSTANCE: cot with mattress support smoothly adjustable in height comprises a horizontal mattress support, fixed backrest and sides, a plurality of drive units, an actuating element, a fixed fastening element, an actuating mechanism and vertical elements of stabilisation. The drive units are used for application of the vertical force. The actuating element is actuated by each of the drive units, and is a vertical piston rod made with the ability of reciprocating movement for applying the vertical force to the lower side of the mattress support. The fixed fastening element connects each of the actuating elements and the mattress support. The actuating mechanism is connected to a plurality of drive units for setting and smooth adjusting of height of placement of the mattress support. The vertical elements of stabilisation are designed for holding the mattress support in a horizontal position during its vertical movement. A plurality of drive units is hidden to protect the child.

EFFECT: safe use of the adjusting device.

14 cl, 42 dwg