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US Patent: 3,188,833
Electric motor with improved cooling means
Patentee: Russell I. Robinson (exact or similar names) - Thiensville, WI USPTO Classifications: 310/54, 310/61, 310/65, 417/470, 62/505 Tool Categories: electrical devices : electric motors : motor cooling Assignees: Louis Allis Co. - Milwaukee, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 23, 1959 Granted: Jun. 15, 1965 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Louis Allis Co.
Description: The motor is a totally enclosed fan cooled (TEFC) design.

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