Combined oscillating and unidirectional agitator for automatic washer
Patent 3987651 Issued on October 26, 1976. Estimated Expiration Date: 
October 26, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
October 26, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesInventorApplicationNo. 595792 filed on 07/14/1975US Classes:68/133, Bottom drive366/238, With stirrer68/134, Impellers74/126Oscillation or reciprocation to intermittent unidirectional motionExaminersPrimary: Coe, Philip R.Attorney, Agent or FirmInternational ClassD06F 13/00 (20060101)AbstractImproved agitation means for use in a clothes washing machine of the type in which an agitator is oscillated by means of a drive mechanism to secure agitation of the clothes. The present invention provides a first agitator element and a second agitator element driven from a common driving source, the second agitator element being provided with means to urge clothes into a rollover pattern established by the coaction of the agitator elements and thereby impart a highly efficient rollover motion to the clothes. | |
