US 12,239,234 B2
Double-layer inflatable bed
Shuiyong Huang, Shanghai (CN)
Assigned to BESTWAY INFLATABLES & MATERIAL CORP., Shanghai (CN)
Filed by BESTWAY INFLATABLES & MATERIAL CORP., Shanghai (CN)
Filed on May 19, 2023, as Appl. No. 18/199,450.
Application 18/199,450 is a continuation of application No. 17/503,909, filed on Oct. 18, 2021, granted, now 11,696,648.
Claims priority of application No. 202022456240.6 (CN), filed on Oct. 30, 2020.
Prior Publication US 2023/0284793 A1, Sep. 14, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A47C 27/10 (2006.01); A47C 27/08 (2006.01)
CPC A47C 27/10 (2013.01) [A47C 27/087 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An inflatable bed, comprising:
a first piece;
a second piece;
a middle master piece consisting of a single, unitary sheet, extending in a plane between and substantially parallel to a plane of the first piece and a plane of the second piece, such that, in a central region of the inflatable bed, in a direction normal to the plane of the middle master piece, only the middle master piece is present between the first piece and the second piece;
a first lateral piece connected to an outer perimeter of the first piece and to a position on the middle master piece inset from an outer perimeter of the middle master piece, such that a first air chamber is defined by the first piece, the middle master piece, and the first lateral piece; and
a second lateral piece connected to the outer perimeter of the middle master piece and to an outer perimeter of the second piece, such that a second air chamber is defined by the middle master piece, the second piece, and the second lateral piece.