Self-aligning bearing and oil cap mount for an electric motor
Patent 4711590 Issued on December 8, 1987. Estimated Expiration Date: 
December 6, 2005. 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 6, 2005. 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 ReferencesInventorAssigneeApplicationNo. 06/806028 filed on 12/06/1985US Classes:384/206, Ball and socket310/90, Bearing or air-gap adjustment or bearing lubrication384/135, Centrifugal384/213With lubricating meansExaminersPrimary: Levy, Stuart S.Assistant: Hannon, Thomas R. Attorney, Agent or FirmInternational ClassesF16C 23/00 (20060101)H02K 5/167 (20060101) F16C 23/04 (20060101) AbstractA self-aligning bearing and end shield mount for an electric motor or the like. The bearing mount has a spacer with a hub through which the rotor shaft extends and fingers that seat within an annular locating groove of the rotor shaft for securing the spacer to the shaft. The spacer also has a thrust surface. A spring has a hub portion through which the rotor shaft extends and a ring surrounding the hub with resilient arms therebetween. The spring also has a bearing seat and a thrust plate seat. A self-aligning bearing is seated in a bearing socket in the end shield of the motor housing and in the bearing seat of the spring. A thrust plate is seated within the thrust plate seat of the spring with the thrust surface of the spacer running against a surface portion of the thrust plate. | |
