Cushioning device

A cushioning device, comprising:

• a head rest plate connected to a resilient head cushioning pad disposed thereon, said head cushioning pad having a notch at one end, and said head rest plate having a plurality of grooves formed thereon, and at least one recess being respectively disposed on two lateral sides of said head rest plate;
• a back rest plate including an upper back rest portion and a lower back rest portion, at least one recess being disposed respectively on two lateral sides of said upper back rest portion and said lower back rest portion, ad a resilient stop hook being disposed at an inner side of said lower back rest portion;
• a base plate having two lateral sides each of which is provided with a plurality of stop blocks and retaining recesses, and a resilient stop hook being disposed at one side thereof;
• a waist rest plate connected to a waist cushioning pad disposed thereon, said waist cushioning pad having a notch at one end, and said waist rest plate having a plurality of grooves formed thereon, and at least one recess and stop block being respectively disposed on two lateral sides of said waist rest plate;
• a joining member having a recess;
• and
• a leg rest plate having a plurality of non-skid strips formed in a lower side thereof, wherein
• said head rest plate can be pushed into said back rest plate, and said back rest plate can be pushed between said waist rest plate and said base plate, which are then inserted into said recess of said joining member before connecting to said leg rest plate to form a rectangular structure for carrying and storage.