Patent · US Expired

Clean air fan filter module

US5496389A · kind A · utility

29Cited by
8References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 9, 1994
Grant dateMar 5, 1996
Priority date
Expiry dateJun 9, 2014

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2273/30
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A clean air fan filter module including a fan shroud, a fan/motor mount, a centrifugal fan, a fan motor, and a HEPA filter, the fan shroud having an air inlet and two inclined ends, the fan/motor mounted below the air inlet on the fan/motor mount, the centrifugal fan blowing air radially towards the fan shroud, the HEPA filter constituting the air outlet.

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