Patent ID: 6317909
Filing Date: 2001-11-20
Classification: A61G,Y10S

Abstract:
An apparatus that is placed onto a seat for aiding a person in raising from a sitting position to a standing position, the apparatus comprising:a) a left pump chamber having an inlet port and an outlet port, the left pump chamber being constructed of a material impervious to air, the left pump chamber being biased to inflate;b) a first one-way valve connected to the inlet port of the left pump chamber;c) a right inflating chamber having a sealable outlet port and an inlet port, the inlet port of the right inflating chamber being pneumatically connected to the outlet port of the left pump chamber for receiving air from the left pump chamber, the right inflating chamber being constructed of a material impervious to air;d) a second one-way valve connected to the inlet port of the right inflating chamber;e) a right pump chamber coupled to and on top of the right inflating chamber, the right pump chamber having an inlet port and an outlet port, the right pump chamber being constructed of a material impervious to air, the right pump chamber being biased to inflate;f) a third one-way valve connected to the inlet port of the right inflating chamber;g) a left inflating chamber coupled to and underneath of the left pump chamber, the left inflating chamber having a sealable outlet port and an inlet port, the inlet port of the left inflating chamber being pneumatically connected to the outlet port of the right pump chamber for receiving air from the right pump chamber, the left inflating chamber being constructed of a material impervious to air; andh) a fourth one-way valve connected to the inlet port of the left inflating chamber.