FILTER FRAME

A filter frame is provided by a pair of retaining walls formed of corrugated material and provided with suitable apertures therein with the filter material trapped therebetween. The two frames are spaced by spacing walls which are integrally, foldably connected to at least one of the walls and are s...

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Bibliographic Details
Main Authors PRICE G,CA, FLYNN R,CA
Format Patent
LanguageEnglish
Published 27.08.1974
Subjects
GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC
GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TECHNICAL SUBJECTS COVERED BY FORMER USPC
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ARTCOLLECTIONS [XRACs] AND DIGESTS
TRANSPORTING
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Summary:A filter frame is provided by a pair of retaining walls formed of corrugated material and provided with suitable apertures therein with the filter material trapped therebetween. The two frames are spaced by spacing walls which are integrally, foldably connected to at least one of the walls and are secured to the other wall to trap the filter material in place. The retaining walls extend at an angle to each other to prevent collapse of the frame.
Bibliography:Application Number: US19720290252