Filter element which conducts static electricity

Details Filter element which conducts static electricity Filter element which conducts static electricity

1989-05-02

1991-03-12

Fisher, Richard V.

Liquid purification or separation

Electrical insulating or electricity discharging

2104165, 210440, 210443, 2104972, 55DIG39, 428929, B01D 4650

Patent

active

049991086

ABSTRACT:
A filter element comprises a perforated metal tube on outer and inner sides of which filter layers are disposed. A plastic terminal disk 4 is disposed at an axial end of the tube and includes a metal fastening screw. A wire is embedded in the terminal disk and electrically connects the support tube with the fastening screw so that an electrical charge taken up from the liquid to be filtered is conducted away through the wire.

REFERENCES:
patent: 3186551 (1965-06-01), Darhauf
patent: 3323649 (1967-06-01), Rosaer
patent: 3870637 (1975-03-01), Miyoshi et al.
patent: 4382866 (1983-05-01), Johnson
Article: "Crystal Clear", Facet Series #8, API Bulletin 1581, 2nd Ed., (3 pgs.).

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