Patent · US Expired

Flow rectifier

US5309946A · kind A · utility

23Cited by
14References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 15, 1992
Grant dateMay 10, 1994
Priority date
Expiry dateOct 15, 2012

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF15D1/02
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A flow rectifier for mounting in a circular section duct conveying a fluid flow, the rectifier establishing two series of oppositely-rotating vortices in a ring, which vortices cancel one another, and are created by two series of angularly offset fins. The first series of fins is disposed uniformly around the inside surface of the ring while the second series of fins is disposed uniformly around a circumference centered on the center of the ring.

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