US 11,986,096 B2
Air mattress
Kenta Ohno, Tokyo (JP); Hidekazu Nagai, Tokyo (JP); and Takayuki Arimatsu, Tokyo (JP)
Assigned to Paramount Bed Co., Ltd., Tokyo (JP)
Appl. No. 17/055,701
Filed by PARAMOUNT BED CO., LTD., Tokyo (JP)
PCT Filed Jun. 17, 2019, PCT No. PCT/JP2019/023862
§ 371(c)(1), (2) Date Nov. 16, 2020,
PCT Pub. No. WO2020/148929, PCT Pub. Date Jul. 23, 2020.
Claims priority of application No. 2019-004774 (JP), filed on Jan. 15, 2019.
Prior Publication US 2021/0186226 A1, Jun. 24, 2021
Int. Cl. A47C 27/10 (2006.01); A47C 27/08 (2006.01)
CPC A47C 27/10 (2013.01) [A47C 27/082 (2013.01)] 16 Claims
OG exemplary drawing
 
1. An air mattress comprising:
an air cell unit including a plurality of air cells that are arranged along a first direction, which is a head-to-leg direction of the air mattress, the air cell unit including:
a first portion including a first plurality of air cells; and
a second portion including a second plurality of air cells, the first and second portions being adjacent to one another in the first direction,
each of the first and second plurality of air cells extending in a second direction intersecting the first direction and having a same length in the second direction, the second direction being a left-to-right direction of the air mattress,
an air-communicating space in each of the first and second plurality of air cells crossing a center of the air mattress in the second direction;
a first side edge unit including a polymeric foam and no air cell, the first side edge unit being adjacent in the second direction to the first portion of the air cell unit; and
a first pump in a case, the first pump being configured to supply and exhaust air to and from the plurality of the air cells, the case being provided separately from the first side edge unit and being adjacent in the second direction to the second portion of the air cell unit and adjacent in the first direction to the first side edge unit, the case having a same width in the second direction as the first side edge unit,
a side surface of the case of the first pump and a side surface of the first side edge unit facing each other in the first direction.