Flex drive connector
Patent 7329189 Issued on February 12, 2008. Estimated Expiration Date: 
January 27, 2025. 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.
January 27, 2025. 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 2115573 2712742 3208168 3252562 3436069 3482464 Apparatus for conveying bulk materials Segmented auger conveyor Concealed drive coupling for use with modular screw conveyor Smoothing device for rotation of propeller of boat propulsion machine InventorsAssigneeApplicationNo. 11043067 filed on 01/27/2005US Classes:464/83, Nonmetallic198/659, Including a deformable element198/666, Coupled end-to-end464/74Teeth on radially overlapping surfacesExaminersPrimary: Binda, GregAttorney, Agent or FirmInternational ClassF16D 3/68AbstractA flexible connector may include a tube having an open end and a lower end distal from the open end, an inner surface of the open end comprising a plurality of apices forming a substantially polygonal lower cross-section, an upper shaft having an insert end disposed insertably in the open end, an outer surface of the insert end comprising a plurality of substantially planer flats forming a substantially polygonal upper cross-section normal to the driven axis of rotation, the upper cross-section being substantially similar to the lower cross-section, and an elastic member disposed compressably between each of the flats and each of the apices. | |
