Reinforcement for bed for baby, has limiting units connected between side tubes of upper frame and vertical tubes, and articulations connected between two sides of side tubes of upper frame in swiveling manner

摘要

The frame has a lower frame (3) including two U-shaped lower tubes (31), where each lower tube comprises right connection portions (311). A support (32) is connected to the connection portions in a swiveling manner. The support comprises a locking unit (33) between the connection portions. Four limiting units (4) are connected between side tubes (112) of an upper frame (1) and vertical tubes (2). Two articulations (5) are connected between two sides of the side tubes of the upper frame in a swiveling manner. An independent claim is also included for a method for folding and unfolding a reinforcement of a bed.