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:
Sep. 16, 2003
Filed:
Feb. 16, 2001
Applicant:
Inventor:
Roger C. Popp, Cheyenne, WY (US);
Assignee:
Enginuity, LLC, Fort Collins, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F 1/37 ;
U.S. Cl.
CPC ...
G01F 1/37 ;
Abstract
A novel flow sensor that includes a valve responsive to a pressure differential or pressure drop across a selectively sized restriction orifice. The flow sensor may be incorporated into a high-pressure fuel injection system for sensing the opening and closing of high pressure fuel injector for injecting gaseous fuel.