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US 2019/0239707 A1Published application
Vacuum filter bag with silver-impregnated layer for antimicrobial action
OwnerJames R. Alton, Edmund F. DiRenna +1inventors
InventorsJames R. Alton, Edmund F. DiRenna, Barry R. Schwartz
Life of this patent
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Abstract
A filter bag configured for use in a vacuum cleaner is provided. The filter bag includes a first layer of filter material with a selected value of efficiency in removing airborne particulates, and a second layer that is impregnated with silver or a silver compound with antimicrobial properties.
Claims13
A filter device, comprising:
- a first element having a MERV (Minimum Efficiency Reporting Value) rating of at least 13;
- and
- a second element that is impregnated with silver, positioned adjacent to the first element.
A vacuum bag, comprising:
- a vacuum engagement element configured to engage a corresponding mating element of a selected make and model vacuum cleaner machine;
- and
- a filter bag sealed to the vacuum engagement element, the filter bag comprising:
- a filter element having a selected MERV rating, and
- an anti-microbial silver treatment.
2 more elements
A device, comprising:
- an engagement element configured to engage a filter holder of an environmental air cleaning system;
- a filter element having a selected MERV rating, coupled to the engagement element;
- and
- an anti-microbial silver treatment.
1 more element
Dependencies are inferred from the claim text.