Pillow capable of adjusting height automatically
An automatic lifting and rectangular ring technology, applied to pillows and other directions, can solve the problems of complex structure, high cost, manual operation, etc., and achieve the effect of improving sleep quality
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[0013] As shown in Figures 1, 2, 3, and 4, the upper rectangular ring 2 is set between the lower rectangular rings 1, the elastic belt 5 bypasses the lower end surface of the upper rectangular ring 2, and the two ends are respectively fixed on the inner upper part of the two vertical frames of the lower rectangular ring. Pull the lower rectangular ring 2 to move up. The air bag 3 installed between the upper and lower rectangular rings 2 and 1 is connected and connected with the rectangular air cushion 7 laid under the body through the air pipe 4 . When the sleeper lay flat on the air cushion, the gas in the compressed air cushion 7 entered the air bag 3 through the air pipe 4, and the pressure in the air bag 3 was increased to bulge and push the upper rectangular ring 2 to move down, and the elevating pillow was in a low position. Now the elastic band 5 connecting the upper and lower rectangular rings is elongated to store elastic potential energy.
[0014] As shown in Figure...
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