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US Patent: 397,492
Brush for electric generators
Patentee:
Rudolf Eickemeyer (exact or similar names) - Yonkers, NY

USPTO Classifications:
310/244, 310/249

Tool Categories:
electrical devices : electric generators

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. D. Danforth
James S. Fitch

Patent Dates:
Applied: Oct. 17, 1888
Granted: Feb. 12, 1889

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Osterheld & Eickemeyer
Description:
Invention is the combination of a carbon brush with a metallic current-carrying spring.

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