Bleaching and dyeing; fluid treatment and chemical modification – Fluid treatment – Manipulation of liquid
Reexamination Certificate
2006-10-31
2006-10-31
Perrin, Joseph L. (Department: 1746)
Bleaching and dyeing; fluid treatment and chemical modification
Fluid treatment
Manipulation of liquid
Reexamination Certificate
active
07127767
ABSTRACT:
Methods and apparatuses consistent with the present invention provide for improved clothes rollover in automatic washer cycles using time-varying rotor oscillations. An automatic washer has a wash chamber with a central axis and a rotor being rotatable about the central axis. Items are loaded into the wash chamber. Wash liquid is supplied into the wash chamber. The rotor is oscillated about the central axis by time-varying oscillations.
REFERENCES:
patent: 6212722 (2001-04-01), Pinkowski et al.
patent: 6269666 (2001-08-01), Whah et al.
patent: 2003/0035757 (2003-02-01), Cooremans et al.
Dickinson Carrie Ann
Kobos Duane M.
McAllister K. David
Colligan John F.
Green Clifton G.
Perrin Joseph L.
Rice Robert O.
Whirlpool Corporation
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