Framed air pillow for upright support sitting, and comfort sleeping pillow system
View Patent ↗The present invention is related to a framed air pillow system, using air pressure to provide stability and comfort for a user when sitting in an upright position. The invention comprises of a base frame structure, an inflatable air chamber having an air pump and a rectangular cushion pad, wherein said system having means to adjust the angle between said base and said rectangular cushion pad.
1. A portable and adjustable angle back support cushion to provide a desired sitting posture and a good spinal alignment for an upper body of a user comprising:
a. a substantially rectangular cushion having a front side and a back side, said back side having an opening shaped to receive an inflatable support element;
b. a stand comprising a base having an area to engage with the ground; a set of movable arms, each having a proximal end and a front face; said each proximal end being pivotally connected to said base; said each front face being attached to the back side of said cushion; and a mechanical lock to lock said movable arms at a desired inclined angle; and
c. said inflatable support element comprising a wedge shaped section having a bottom surface to engage with said base, an inclined top surface, and a front surface, the intersection of the top and the front surfaces forming the top wedge edge; and at least two inflatable support tubes extending upward from the top wedge edge;
d. an air pump to inflate said inflatable support element;
whereby said inflatable element and said stand support said cushion in an inclined position and whereby the front surface and the two support tubes being inserted into the opening at the back side of the cushion to support the cushion when inflated, and whereby said two support tubes support the thoracic spine of said user, and whereby the stiffness of the front side of the cushion being controlled by the pressure inside the wedge shaped element.