Open mesh filter element

Details Open mesh filter element Open mesh filter element

1976-01-16

1977-07-12

Bascomb, Jr., Wilbur L.

Liquid purification or separation

Diverse distinct separators

Including a filter

210339, 210432, 222189, B01D 2504

Patent

active

040353036

ABSTRACT:
A valve structure for a fluid dispenser primarily of the type known in the art as an aerosol dispenser incorporating a filter assembly comprising one or more filter elements each formed from an apertured, open mesh material of nylon or like synthetic fiber. At least one of the filter elements is mounted on a filter housing in the form of an auxiliary valve body attached to the primary valve body of the valve structure wherein the path of fluid flow is established from the interior of the dispenser to the valve chamber and the one or more filter elements are disposed in interruptive disposition relative to the path of fluid flow so as to cause filtering of any undesirable particles from the product or propellant as the product is being dispensed.

REFERENCES:
patent: 1185309 (1916-05-01), Haeseler
patent: 2120297 (1938-06-01), Reinecke
patent: 2288715 (1942-07-01), Karrer et al.
patent: 2741319 (1956-04-01), Mickelsen
patent: 2774628 (1956-12-01), Engstrum
patent: 3209954 (1965-10-01), Webster
patent: 3319829 (1967-05-01), Sentz
patent: 3471019 (1969-10-01), Trasen et al.
patent: 3970084 (1976-07-01), Raines et al.
patent: 3970219 (1976-07-01), Spitzer et al.

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