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:
Aug. 28, 2012
Filed:
Apr. 22, 2008
Chad M. Boerst, Daniel Island, SC (US);
John A. Bobey, Daniel Island, SC (US);
Brian E. Byrd, Summerville, SC (US);
Rollie J. Kitchens, Mount Pleasant, SC (US);
Matthew M. Lambert, Summerville, SC (US);
Chad M. Boerst, Daniel Island, SC (US);
John A. Bobey, Daniel Island, SC (US);
Brian E. Byrd, Summerville, SC (US);
Rollie J. Kitchens, Mount Pleasant, SC (US);
Matthew M. Lambert, Summerville, SC (US);
Hill-Rom Services, Inc., Batesville, IN (US);
Abstract
A breathing exercise apparatus comprises a chamber having a vent open to the atmosphere, a mouthpiece having an opening, a first member having a plurality of apertures positioned in the chamber between the opening in the mouthpiece and the vent, a second member having a plurality of apertures positioned in the chamber adjacent the first member, and a motor coupled to the second member and operable to move the second member with respect to the first member such that the apertures in the second member intermittently align with the apertures in the first member to vary the resistance a user experiences when both inhaling and exhaling through the apparatus.