Electric motor with plastic encapsulated stator
Patent 4048530 Issued on September 13, 1977. Estimated Expiration Date: 
September 13, 1994. 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.
September 13, 1994. 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 2814744 3256590 3319093 3720914 3740598 3858070 InventorAssigneeApplicationNo. 05/574356 filed on 05/05/1975US Classes:310/89, Housings, windows or covers310/43, Molded plastic310/90Bearing or air-gap adjustment or bearing lubricationExaminersPrimary: Duggan, Donovan F.Attorney, Agent or FirmAbstractAn electric motor having a stator and a rotor in which the stator is formed with an encapsulating hardened plastic shell formed with a through aperture in which the rotor is positioned and which has portions that accurately concentrically support the motor with respect to the stator. | |
