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Title: Air filter system for clean room

Abstract

For filtering air entering a room from a pressurized plenum above this patent describes: (a) filter media sealingly enclosed around its edges in a rectangular casing located under the pressurized plenum; (b) a rigid outer frame around the filter media casing having vertical side walls, a horizontal flat rim extending inwardly from the bottom edge of the side walls, and a vertical flange extending upwardly from the inner edge of the rim; (c) a gasket comprising a strip of resilient sealing material attached to and entirely covering the outside of the rim; (d) a rectangular support frame made of rigid channel bars, the gasket covered rim of the filter frame resting on top of the support frame with the filter media covering over the entire opening defined by the support frame; and (e) clamp means attached to the support frame for engaging the frame flange for adjustably and releasably holding the gasket covered rim in airtight engagement against the support frame.

Inventors:
Publication Date:
OSTI Identifier:
5396141
Patent Number(s):
US 4601737
Assignee:
NOV; NOV-85-018286; EDB-86-151958
Resource Type:
Patent
Resource Relation:
Patent File Date: Filed date 17 Dec 1984
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING; 54 ENVIRONMENTAL SCIENCES; AIR; FILTRATION; AIR FILTERS; DESIGN; OPERATION; CLEAN ROOMS; AIR POLLUTION CONTROL; AIRTIGHTNESS; FASTENERS; FLANGES; GASKETS; PRESSURIZING; SEALING MATERIALS; SUPPORTS; WALLS; CONTROL; EQUIPMENT; FILTERS; FLUIDS; GASES; MATERIALS; MECHANICAL STRUCTURES; POLLUTION CONTROL; POLLUTION CONTROL EQUIPMENT; SEALS; SEPARATION PROCESSES; 424000* - Engineering- Pollution Control Equipment- (1980-1989); 500200 - Environment, Atmospheric- Chemicals Monitoring & Transport- (-1989)

Citation Formats

Gerbig, F T. Air filter system for clean room. United States: N. p., 1986. Web.
Gerbig, F T. Air filter system for clean room. United States.
Gerbig, F T. Tue . "Air filter system for clean room". United States.
@article{osti_5396141,
title = {Air filter system for clean room},
author = {Gerbig, F T},
abstractNote = {For filtering air entering a room from a pressurized plenum above this patent describes: (a) filter media sealingly enclosed around its edges in a rectangular casing located under the pressurized plenum; (b) a rigid outer frame around the filter media casing having vertical side walls, a horizontal flat rim extending inwardly from the bottom edge of the side walls, and a vertical flange extending upwardly from the inner edge of the rim; (c) a gasket comprising a strip of resilient sealing material attached to and entirely covering the outside of the rim; (d) a rectangular support frame made of rigid channel bars, the gasket covered rim of the filter frame resting on top of the support frame with the filter media covering over the entire opening defined by the support frame; and (e) clamp means attached to the support frame for engaging the frame flange for adjustably and releasably holding the gasket covered rim in airtight engagement against the support frame.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {1986},
month = {7}
}