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US Patent: 2,157,191
Method of and means for cooling motors
Patentee: John B. Sinnett (exact or similar names) - Howell, MI USPTO Classifications: 310/52, 310/62, 415/180 Tool Categories: electrical devices : electric motors : motor cooling Assignees: Howell Electric Motors Co. - Howell, MI Manufacturer: Howell Electric Motors Co. - Howell, MI Witnesses: Unknown	Patent Dates: Applied: Jul. 31, 1936 Granted: May 09, 1939 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Howell Electric Motors Co.
Description: This motor intended for "splash-proof enclosed motors", which is close to but not quite a totally enclosed fan-cooled (TEFC) design.

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