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:
Jun. 29, 2004
Filed:
Nov. 16, 2000
Applicant:
Inventor:
Ronald D. Stouffer, Silver Spring, MD (US);
Assignee:
Bowles Fluidics Corporation, Columbia, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61H 2/304 ;
U.S. Cl.
CPC ...
A61H 2/304 ;
Abstract
An apparatus for producing oscillation of a bladder includes a three-legged fluid passage element which has first, second and third legs. An air pump is connected to one leg of the fluid passage element, an inflatable bladder connected to a second leg of the fluid passage element, and a valve having hysteresis is mounted on the third leg of the fluid passage element.