Patent · US Expired

Flow meter turbine

US4856348A · kind A · utility

15Cited by
23References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 21, 1987
Grant dateAug 15, 1989
Priority date
Expiry dateSep 21, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01F1/12
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

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 convave 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 shape defined by empirical profile date.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.