Methods for particulate removal from fabrics
AssigneeThe Procter & Gamble Company
InventorsAnna Vadimovna Noyes, Arseni V. Radomyselski, John Cort Severns, Paul Amaat France
Life of this patent
Estimating the term…
Abstract
The present invention relates to devices and processes for removing particulate soil from fabric articles, especially articles of clothing, linen and drapery.
Claims23
A method for refreshing and removing particulate soil from discrete fabric articles in an apparatus comprising a rotary drum driven by a motor under the control of a control means, at least one gas inlet, wherein said gas inlet has a muzzle diameter sufficient to provide gas to said apparatus at a combined rate of from 10 m/s to 70 m/s and a muzzle velocity of from 1 m/s to 155 m/s, and at least one gas outlet, wherein said gas outlet is of sufficient diameter to prevent the removed soil from re-depositing upon said fabric;
- said method comprising the steps of:
- (a) placing substantially dry fabric articles into said rotary drum;
- (b) adding a gas to said rotary drum through said at least one gas inlet;
- (c) concurrently with (b), mechanically agitating said fabric while said gas impinges on soiled areas of said fabric;
- and
- (d) concurrently with (b) and (c) removing said gas from said rotary drum.
Dependencies are inferred from the claim text.