Multilevel partial-pressure air pillow
A technology of fractionation and air pillows, applied in the direction of pillows, etc., can solve the problems of rupture, inconvenient management and carrying, etc., to achieve the effect of increasing space, facilitating air pressure adjustment, management and carrying
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[0010] exist figure 1 , 2 Among them, the triangular first air chamber 1, the second air chamber 2, and the third air chamber 3 are connected sequentially, wherein the second air chamber 2 is larger than the triangular first air chamber 1 and the third air chamber 3, and is inflated The back top is a convex surface 4, the third air chamber 3 is inflated and the top is a concave surface 5, and the ventilation pipe 6 of the three adjustment switches is connected to the total trachea head 7, and the spherical inflating device 9 is movably connected to the total trachea head 7. Three air chambers are inflated; figure 1 Among them, the sealable tool chamber 8 is arranged on the lateral outside of the third air chamber, figure 2 Among them, the sealing tool chamber 8 is arranged on the outside of the longitudinal direction of the triangular first air chamber 1, the second air chamber 2, and the third air chamber 3, and the spherical inflating device 9 can be put into the sealing ...
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