Published Resources Details Letters Patent

Author
Tesla, N.
Title
Method of and apparatus for controlling mechanism of moving vessels or vehicles
Imprint
United States Patent Office, 8 November 1898
Description

Specification forming part of Letters Patent No. 613,809. Application filed July 1 1898.

Accession No.1368

Abstract

"…my invention differs from all those systems which provide for the control of the mechanism carried by a moving object and governing its motion in that I require no intermediate wires, cables or other form of electrical or mechanical connection with the object save the natural media in space. I accomplish, nevertheless similar results and in a much more practicable manner by producing waves, impulses or radiations which are received through the earth, water, or atmosphere by suitable apparatus on the moving body and cause the desired actions so long as the body remains within the active region or effective range of such currents, waves, impulses, or radiations. The many and difficult requirements of the object here contemplated, involving peculiar means for transmitting to a considerable distance an influence capable of causing in a positive and reliable manner these actions, necessitated the designing of devices and apparatus of a novel kind in order to utilize to the best advantage various facts or results, which either through my own investigations or those of others, have been rendered practically available."

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