Patent · US Expired

Cartridge filter and method

US5393327A · kind A · utility

17Cited by
8References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 1994
Grant dateFeb 28, 1995
Priority date
Expiry dateApr 22, 2014

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2271/022
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An air filter cartridge receives air flow through a side filter media (A) for discharge through an orifice plate (B) carried at an air exit end opposite an opening in a wall, wherein a bellmouth air entrance member (C) within the air filter cartridge receives air flow from the filter media (A) and directs same to an evase (D) for reception thereby through an exit opening in the orifice plate for discharge through the exit opening in the wall.

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