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:
Jul. 11, 2017
Filed:
Nov. 05, 2012
Jeff Baker, Orlando, FL (US);
Mark Bunker, Orlando, FL (US);
Paul Van Der Pol, Winter Garden, FL (US);
Jeff Baker, Orlando, FL (US);
Mark Bunker, Orlando, FL (US);
Paul van der Pol, Winter Garden, FL (US);
Noble International, Inc., Orlando, FL (US);
Abstract
A peak expiratory flow rate measuring apparatus (PFM) having at least one measurement channel and at least one bypass flow channel including at least one entrance, at least one exit, at least an inner wall and an outer wall, and wherein at least a portion of said at least one bypass flow channel has a variable cross-sectional area, is provided herein. Further disclosed is a PFM having at least one measurement channel comprising at least one first flow entrance, at least one bypass flow channel comprising at least one second flow entrance, and at least one guide wall, having an axially forward portion adjacent to the second flow entrance and an axially aft portion adjacent to the first flow entrance is provided.