. Collection of United States patents granted to Thomas A. Edison, 1869-1884 . willtherefore be sent, when the circuit is closed,through the perforation of the paper; andwhen the imperforated portion of the paper isbeneath the brush or stilus b the end is liftedsufficiently to touch, or nearly so, the x)oint i,that is adjustable and mounted in any con-venient manner. By the said movement thebattery 7c is brought into action by closing thecircuit between i and &, and a reverse currentis thrown upon the telegraph-line, thereby pre-venting the attenuation of the previous pulsa-tion, clearing the
. Collection of United States patents granted to Thomas A. Edison, 1869-1884 . willtherefore be sent, when the circuit is closed,through the perforation of the paper; andwhen the imperforated portion of the paper isbeneath the brush or stilus b the end is liftedsufficiently to touch, or nearly so, the x)oint i,that is adjustable and mounted in any con-venient manner. By the said movement thebattery 7c is brought into action by closing thecircuit between i and &, and a reverse currentis thrown upon the telegraph-line, thereby pre-venting the attenuation of the previous pulsa-tion, clearing the wire, and causing the markat the receiving-station to be clear and dis-tinct. I claim as my invention— A circuit-closer operated by the movementof the perforated paper in a telegraph trans-mitting-instrument to throw a reverse circuiton the line, substantially as set forth. Signed by me this 22d day of June, A. THOMAS A. EDISON. Witnesses: Chas. H. T. Pinckney. No. 114,657. T. A. EDISON. Relay Magnet for Telegraph Instruments. Patented May 9,
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Keywords: ., boo, bookcentury1800, booksubjectinventions, booksubjecttelephone
