Triple action agitator for automatic washers
Patent 4520638 Issued on June 4, 1985. Estimated Expiration Date: 
December 7, 2003. 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.
December 7, 2003. 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 References 2226137 2371498 2430211 2910876 3503086 3678714 Agitator mechanism for clothes washing machine Agitator thruster for an automatic washer Patent #: 4452054 InventorApplicationNo. 06/558874 filed on 12/07/1983US Classes:68/133, Bottom drive74/126Oscillation or reciprocation to intermittent unidirectional motionExaminersPrimary: Coe, Philip R.Attorney, Agent or FirmInternational ClassesD06F 13/06 (20060101)D06F 13/00 (20060101) AbstractAn agitator thruster is provided for an automatic washer for increasing the rollover of clothes during the agitation portion of a washing cycle wherein the thruster moves in a vertical reciprocating motion by action of a pin carried by the thruster engaging angled side walls of a channel in the agitator barrel and being caused to move in one direction around the channel circuit, up along one angled channel wall and down along another. | |
