US Patent: 2,247,489 - Self-starting synchronous motor


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US Patent: 2,247,489

Self-starting synchronous motor

Patentees:

Carl Woessner (exact or similar names) - Jersey City, NJ

Louis Eickemeyer (exact or similar names) - Jersey City, NJ

Joseph Gottlieb (exact or similar names) - Deal, NJ

USPTO Classifications:

310/163, 310/172, 310/211

Tool Categories:

Assignees:

Joseph Gottlieb - Deal, NJ

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Apr. 16, 1940
Granted:	Jul. 01, 1941

Patent Pictures:

USPTO (New site tip)
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Vintage Machinery entry for Rocket Hi-Power Tool Co.
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Description:

"...a synchronous motor...for the driving of an electric clock." This patent is of interest because co-inventor Woessner also patented a tablesaw and a handheld electric drill.