Improvement in artificial legs
Improvement in Artificial Legs
Specification forming part of Letters Patent No. 42,799, dated May 17, 1864.
To all whom, it may concern:
Be it known that I, Gr. L. SHEPARD, ofthe city, county, and State of New York, have inventeda new and Improved Mode of Constructing Metallic Legs; and I do hereby declare that the following is a full and exact description thereof, reference being had to the accompanying drawings, and to the letters of reference marked thereon.A
The nature of my invention consists in giving to the artificial limb or lower extremity a knee and ankle joint, as well as a joint or movement for the toes that combine all the necessary mechanical motions found to obtain in the natural limb.
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