Liquid purification or separation – Filter – With pump – gas pressure – or suction source
Patent
1982-05-04
1983-12-13
Spitzer, Robert H.
Liquid purification or separation
Filter
With pump, gas pressure, or suction source
210172, 210232, 210436, 210454, 210460, 210472, B01D 2704, B01D 3502
Patent
active
044203969
ABSTRACT:
A filter device for a fuel tank comprises an upper wall for supporting in position a tubular member such as a fuel line or a pump casing, a bottom wall disposed at a distance from the upper wall, and a cylindrical wall supporting in position a mesh encircling the space intervening between the upper wall and the bottom wall. The cylindrical wall and either the upper wall or the bottom wall are integrally molded of a plastic material in one integral part, the bottom wall or the upper wall is molded separately of a plastic material in a separate part to be fitted to the free end of the cylindrical wall in the one integral part, one of the two parts which has an outer fitting peripheral wall surface is formed of a plastic material having a smaller rate of dimensional change, and the other part which has an inner fitting peripheral wall surface is formed of a plastic material having a larger rate of dimensional change.
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Hiratsuka Ko
Iwasaki Shigeyuki
Tanaka Toshie
Yamamoto Kiyokazu
Jidosha Denki Kogyo Kabushiki Kaisha
Nifco Inc.
Spitzer Robert H.
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