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. 10, 1991
Filed:
Aug. 02, 1989
Applicant:
Inventor:
Robert E Hall, Wichita, KS (US);
Assignee:
Great Plains Industries Inc., Wichita, KS (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ;
U.S. Cl.
CPC ...
7386189 ; 7327 / ; 416243 ;
Abstract
Improved turbine comprising plural turbine blades supported by a turbine rotor of a flow meter, each turbine blade having a rounded leading edge, a feathered trailing edge, a concave top blade surface and a convex bottom blade surface, the turbine blade tapered from the leading edge to the trailing edge to form a hydrofoil shaped defined by empirical profile data.