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US 8,940,080 B2Granted
Dust filter assembly attachable to office equipment
AssigneeLG Hausys, Ltd.
InventorSung-Jun Hong
Life of this patent
Estimating the term…
Abstract
The present invention relates to a dust filter assembly attachable to office machines such as printers and copiers that employs toner, and computers and fax machines that require cooling. The dust filter assembly includes a contact plate attached to a vent hole of an office machine and sealing the periphery of the vent hole, a filter case connected to the contact plate and having a filter accommodation space, and a filter disposed in the filter case and including a plurality of layers, at least one of which is charged with static electricity.
Claims12
A dust filter assembly attachable to outer surfaces of office machines, comprising:
- a contact plate attached to a vent hole of an office machine and sealing the periphery of the vent hole, wherein the contact plate is provided at a rear side of the filter assembly with a sealing wing having a thickness gradually decreasing towards an edge of the contact plate;
- a filter case connected to the contact plate and having a filter accommodation space therein;
- and
- a filter received within the filter case and including a plurality of layers, at least one of which is charged with static electricity.
1 more element
Dependencies are inferred from the claim text.