Moebius shaped mixing accessory
Patent 5411330 Issued on May 2, 1995. Estimated Expiration Date: 
April 6, 2013. 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.
April 6, 2013. 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 ReferencesInventorsAssigneeApplicationNo. 043763 filed on 04/06/1993US Classes:366/270, Propeller blade type366/301, Intermeshing with each other366/343, Stirrer416/227ROpenwork (e.g., lattice, looped, etc.)ExaminersPrimary: Scherbel, David A.Assistant: Cooley, Charles E. Attorney, Agent or FirmForeign Patent References
International ClassesB01F 005/12B01F 007/16 Foreign Application Priority Data1992-04-29 RUAbstractAn accessory for a mixer having a first Moebius shaped mixing blade mounted to a shaft and having a second, mirror image, Moebius shaped mixing blade mounted to a second shaft, the second shaft being oriented parallel to the first shaft, and wherein the individual mixing blades, as viewed from the plane normal to each shaft axis, form the FIG. 8.Field of SearchOpenwork (e.g., lattice, looped, etc.)Propeller and non-mixers Mixers or agitators Plural stirrers With rotating stirrer Pump type Centrifugal Impeller with outer stationary ring Impeller only OPERATOR SUPPORTED Propeller blade type On parallel axes Diverse stirrers Rotating in opposite directions Intermeshing with each other AGITATOR Stirrer PAINT MIXER | |
