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US Patent: 119,831
Improvement in railway-car axles
Patentees:
Ellis Doty (exact or similar names) - Janesville, WI
George W. Miltimore (exact or similar names) - Janesville, WI

USPTO Classifications:
295/36.1

Tool Categories:
transportation : railroads : railroad cars and carriages : railroad car axles

Assignees:
None

Manufacturer:
Unknown

Witnesses:
N. C. Gridley
N. H. Sherburne

Patent Dates:
Granted: Oct. 10, 1871

Patent Pictures:
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Description:
From the 1879 book, The History of Rock County, Wisconsin, page 704, in a biography of Ellis Doty. "(In 1871) Mr. Doty began to work upon an idea, which had originated in his own mind, for the improvement of railroad car axles. On the first of May the first model of his anti-friction axle was completed and a patent secured. An arrangement was effected whereby George Miltimore, of this city, secured a half-interest in the invention, and together they proceeded to introduce it into use. On the first day of July, the first trial of Mr. Doty's axle was made, on the Chicago, Burlington & Quincy Road, and it was pronounced a success. Mr. Doty's inventive genius has thus removed one of the most expensive drawbacks to railroading, and it will, in time, as the Superintendent of the Burlington & Quincy road writes, "effect a complete revolution in the manufacture of rolling stock for railroads." A stock company for the manufacture of the Doty axle was organized in October, 1873, with a capital of $500,000. The inventor had also perfected machines for the manufacture of this axle, which indicate, in a still greater degree than the construction of the axle itself, the capacity of his mind for grasping and working out difficult mechanical problems. Mr. Doty died March 15, 1874, at a period in life when he was most useful to his fellow men..."

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