US 12,290,180 B2
Air mattress with automatic pitch adjustment
Stuart R. Wuerthele, Saline, MI (US)
Assigned to Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US); and TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed by Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US)
Filed on Dec. 21, 2022, as Appl. No. 18/086,063.
Prior Publication US 2024/0206638 A1, Jun. 27, 2024
Int. Cl. A47C 27/08 (2006.01); A47C 27/10 (2006.01)
CPC A47C 27/083 (2013.01) [A47C 27/082 (2013.01); A47C 27/10 (2013.01); A47C 27/081 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An adjustable air mattress, comprising:
a plurality of air chambers having a sleeping surface;
an electronic control unit;
an air pump communicatively coupled to the electronic control unit, the air pump is fluidly coupled to the plurality of air chambers;
a plurality of air valves communicatively coupled to the electronic control unit, the plurality of air valves configured to permit or inhibit a release of air within each respective air chamber; and
a plurality of level sensors communicatively coupled to the electronic control unit, the plurality of level sensors determine an angle of the sleeping surface; wherein:
the plurality of level sensors determine whether the angle of the sleeping surface is within a predetermined level range; and
when it is determined that the angle of the sleeping surface is not within the predetermined level range, the electronic control unit controls at least one of the air pump and the plurality of air valves to adjust an amount of air in at least one of the plurality of air chambers.