Patent ID: 6103116
Filing Date: 2000-08-15
Classification: A47J

Abstract:
A collapsible fluid filter comprising:a filter medium for filtering impurities from a fluid, wherein said filter medium comprises an adsorbent selected from the group consisting of: iodinated resin, activated carbon, activated alumina, alumina-silicates, ion-exchange resins, metal oxides, and mixtures thereof;a lower rim sealably disposed around the filter medium, the lower rim defining a filtration area;an upper rim; anda fluid impervious collapsible wall connected between the upper and lower rims;whereby a fluid containing reservoir is defined by the filter medium, the lower rim, the collapsible wall and the upper rim, whereby the collapsible wall of the filter can be collapsed between the upper and lower rims so as to minimize the volume occupied by the fluid containing reservoir and whereby the collapsible wall of the filter can be expanded between the upper and lower rims so as to maximize the volume occupied by the fluid containing reservoir during use.