Patent · US Expired

Directional air diffuser panel for clean room ventilation system

US5192348A · kind A · utility

47Cited by
34References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 21, 1991
Grant dateMar 9, 1993
Priority date
Expiry dateAug 21, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S55/29
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A clean room diffuser panel for positioning below a ceiling grid mounted filter element. The diffuser panel is perforated throughout its area with increased size and density of perforations in a peripheral region to provide increased airflow beneath the ceiling grid. The peripheral regions are further angled or provided with directional vanes to create a lateral airflow beneath the ceiling grid.

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