The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 06, 2012
Filed:
Nov. 26, 2008
Applicants:
Ryuji Kajiwara, Hiroshima, JP;
Maki Mimura, Hiroshima, JP;
Shunji Hama, Hiroshima, JP;
Inventors:
Assignee:
Molten Corporation, Hiroshima, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61G 7/057 (2006.01);
U.S. Cl.
CPC ...
Abstract
In an air mattress () including a plurality of levels of air mattress layers () which are vertically stacked, in each of the levels of air mattress layers (), flexible hollow air cells () each extending along the width of the air mattress () are arranged in parallel with each other in the longitudinal direction of the air mattress (), air cells () in each of the upper air mattress layer () and the lower air mattress layer () are divided into a plurality of groups such that the air cells () are expanded or contracted in units of the groups by supplying or discharging air to/from these air cells ().