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. 30, 2010
Filed:
May. 22, 2008
Applicant:
Jean-louis Viard, Grabels, FR;
Inventor:
Jean-Louis Viard, Grabels, FR;
Assignee:
Hill-Rom Industries SA, Montpellier, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47C 27/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pneumatic control valve and power reserve in the form of pressurized gas in a pressurization chamber, for elastically deforming a diaphragm without closing off two admission () and respectively discharge () orifices of said valve and able to place the opening of the valve by depressurization of said pressurization chamberis disclosed. The valve may be used for total and rapid deflation of a therapeutic mattress having a plurality of compartments that are inflated with air, including at different pressures.