Screening arrangement

Details Screening arrangement Screening arrangement

1988-12-15

1990-01-09

Epstein, Henry F.

Stock material or miscellaneous articles

Two dimensionally sectional layer

Sections connected flexibly with external fastener

209414, 428 99, 428120, B32B 312

Patent

active

048927678

ABSTRACT:
The invention provides for a screening element which is predominantly of a synthetic plastics material and which has a screening surface formed by a plurality of ribs extending within a surround across the element, the ribs each being of a zig-zag configuration and the ribs being spaced from each other to define between them screening apertures, the ribs being resiliently deformable.

REFERENCES:
patent: 3446692 (1969-05-01), Turnbull
patent: 3605166 (1969-02-01), Chen
patent: 4120785 (1978-10-01), Itanamori et al.
patent: 4361614 (1982-11-01), Moffitt, Jr.
patent: 4743740 (1988-05-01), Adee
patent: 4761926 (1988-08-01), Rea et al.
patent: 4819809 (1989-04-01), Derrick

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