| US 7,615,109 B2 | ||
| Sodium bicarbonate vacuum bag inserts | ||
| Arnold Sepke, Hudson, Ill. (US); Steven A. Bolkan, Hopewell, N.J. (US); and Raymond F. Ashley, Pennington, N.J. (US) | ||
| Assigned to Electrolux Home Care Products, Inc., Cleveland, Ohio (US) | ||
| Filed on May 04, 2006, as Appl. No. 11/417,167. | ||
| Claims priority of provisional application 60/689255, filed on Jun. 10, 2005. | ||
| Claims priority of provisional application 60/706063, filed on Aug. 08, 2005. | ||
| Prior Publication US 2006/0278087 A1, Dec. 14, 2006 | ||
| Int. Cl. B01D 39/00 (2006.01) | ||
| U.S. Cl. 96—222 [55/376; 55/DIG. 2; 55/DIG. 3] | 63 Claims |
| 1. A vacuum cleaner bag filter comprising:
one or more filter walls forming a generally air permeable enclosure having a bag opening therethrough, the one or more filter
walls having a working surface area through which air can pass during use;
a flange attached to the one or more filter walls to cover the bag opening, the flange comprising a relatively rigid structure
having an air inlet passing into the air permeable enclosure;
a deodorizing sheet attached to an inner surface of the one or more filter walls, the deodorizing sheet comprising:
a first sheet layer, and
a plurality of sodium bicarbonate particles operatively associated with the first sheet layer; and
wherein the deodorizing sheet covers less than about 30% of the working surface area.
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