The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 14, 1993
Filed:
Jun. 29, 1992
Applicant:
Inventor:
Douglas E Wood, Hagar Township, Berrien County, MI (US);
Assignee:
Whirlpool Corporation, Benton Harbor, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
D06F / ; D06F / ;
U.S. Cl.
CPC ...
68 237 ;
Abstract
A self-centering drive system is provided in an automatic washer wherein the input drive shaft and the output agitator shaft are drivingly connected by a planetary gear system. A bearing system is provided for the output drive shaft to allow the output drive shaft to seek the best operating center with respect to the input drive shaft and a surrounding ring gear member. Reduced noise, bearing wear and cost advantages are achieved.