Disposable filter cartridge, whether or not combined with a wate

Details Disposable filter cartridge, whether or not combined with a wate Disposable filter cartridge, whether or not combined with a wate

1989-05-05

1991-02-26

Sewell, Paul T.

Foods and beverages: apparatus

Beverage

Infusors

99304, 99306, 210282, A47J 3106

Patent

active

049953109

ABSTRACT:
A disposable filter cartridge comprising a housing substantially including bottom and an upright side wall, the underside or bottom having one or more holes, said filter cartridges being provided at its top and at least a part of its bottom with filter material or a filter film. At least the filter material for the top is connected to the side wall or a flange-shaped extension thereof by means of a sealed joint. The filter material destined for the underside or bottom of the housing is cup-shaped and is received in the housing of the filter cartridge so as to be immovable.

REFERENCES:
patent: 1396685 (1921-11-01), Houck
patent: 2899310 (1959-08-01), Dale
patent: 3411431 (1968-11-01), Moerlini et al.
patent: 3446624 (1969-05-01), Luedtke
patent: 3795182 (1974-03-01), Van Damme
patent: 3985069 (1976-10-01), Cavalluzzi
patent: 4158329 (1979-06-01), McKnight

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