Assembly for converting a piece of furniture from a sitting position to a lying position

Abstract

An assembly for transforming a piece of furniture from a sitting position to a lying position according to the invention, having two mechanisms placed in the furniture box, and a motor acting through intermediate elements on the sliding seat of the furniture, and each of the mechanisms has a lift, which is made of a fastening slat fastened to a fixed element of furniture, the rear arm articulated at the lower end with the fastening slat and the upper end with the angle slat, and the front arm articulated at the bottom end with the fastening slat and the upper end with the angle slat, the angle slat of each lift having holes for fastening the seat. The assembly allows for obtaining an intermediate position during the transformation of the furniture.

I claim: 
     
         1 . A unit for transforming a piece of furniture from a sitting position into a lying position, having two mechanisms placed in the furniture box, right and left, and a motor acting through intermediate elements on the sliding seat of the furniture, and each of the mechanisms has a lift, which is made of a fastening slat attached to a fixed element of furniture, a rear arm articulated at the lower end with a fastening slat and an upper end with an angle slat, and a front arm articulated at its lower end with a fastening slat and its upper end with an angle strip, the angle slat of each lift having openings for fastening the seat, wherein the lift of each of the mechanisms has a lever articulated at its lower end with the fastening slat, and at its upper end articulated with the connector, which is articulated with the front arm and in the lever there is a through groove in which a pin is slidably placed in the upper part of the connector, and in the upper part of the lever there is a shaped recess having a contact surface, while each intermediate element is a movable bracket having a pin and a U-profile, in which the carriage of the motor cooperating with the propeller is mounted, and the motor is placed in each mechanism. 
     
     
         2 . An assembly according to  claim 1 , wherein the pin is embedded in a bent part of an angle bar of the bracket. 
     
     
         3 . An assembly according to  claim 1 , wherein a C-profile of the bracket is attached to a vertical part of the angle section. 
     
     
         4 . An assembly according to  claim 1 , wherein each bracket has at least one roller, preferably two rollers rotatably fixed to the vertical part of the angle bar, the rollers of the rolling elements are placed in the channel section of the guide. 
     
     
         5 . An assembly according to  claim 1 , wherein each lift in the raised position, a pin is embedded in a recess of the lever of the lift. 
     
     
         6 . An assembly according to  claim 1 , wherein it is preferably equipped with support rollers attached to its bases, each support roller being located at one mechanism, near the lever of the lift of the mechanism.