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US Patent: 1,887,675
Variable speed motor
Patentees:
Steffen A. Brown - Dayton, OH
Edgar W. Brockmeyer - Dayton, OH

USPTO Classifications:
310/241

Tool Categories:
electrical devices : electric motors : induction motors : repulsion start induction run motors

Assignees:
Brown-Brockmeyer Co. - Dayton, OH

Manufacturer:
Brown-Brockmeyer Co. - Dayton, OH

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 23, 1929
Granted: Nov. 15, 1932

Patent Pictures: [ 1 | 2 ]
USPTO pdf tiff
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"Vintage Machinery" entry for Brown-Brockmeyer Co.
Description:
This is a "variable speed motor of the induction repulsion type." It is also reversible.

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