Patent · US Expired

Nozzles with integrated or built-in filters and method

US6186409A · kind A · utility

54Cited by
10References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 9, 1999
Grant dateFeb 13, 2001
Priority date
Expiry dateDec 9, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/2234
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A molded fluidic device having a power nozzle with a width W and a coupling passage coupling a source of fluid to said power nozzle. The coupling passage has a planar enlargement and a plurality of posts spaced across the enlargement, the spacing S between each post being less than the width of the power nozzle with the sum of spacing S being greater than the width W.

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