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US 4,381,157 AGranted
Rug cleaner
AssigneeMilliken Research Corporation
InventorRobert S. Brown
Life of this patent
Estimating the term…
Abstract
Lightweight, simple rug cleaner for residential use which uses a powdered cleaning composition for the cleaning of carpets. The cleaning composition comes in a throw-away, disposable container which is inserted into the rug cleaner for use.
Claims3
A device for applying a substantially dry cleaning powder on a surface to be cleaned, such as a carpet comprising:
- a hollow container having a first section and a second section at an angle to said first section, a cylindrical powder transfer element rotatably mounted in said hollow container, said first section having a wall member which is substantially perpendicular to the surface to be cleaned when such surface is contacted by said cylindrical powder transfer element, a brush member mounted on said wall member having the bristles thereof substantially perpendicular thereto, means mounting a disposable powder container in said second section in communication with said cylindrical powder transfer element to supply cleaning powder thereto and a handle means connected to the outside of said hollow container to aid in moving said hollow container over the surface to be cleaned.
Dependencies are inferred from the claim text.