File:Collection of United States patents granted to Thomas A. Edison, 1869-1884 (1869) (14569897558).jpg

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Identifier: CollectionUnitev1Edis (find matches)
Title: Collection of United States patents granted to Thomas A. Edison, 1869-1884
Year: 1869 (1860s)
Authors: Edison, Thomas A. (Thomas Alva), 1847-1931 Peters, N. (Norris), lithographer Hammer, William Joseph, 1858-1934, former owner. DSI Edison, Thomas A. (Thomas Alva), 1847-1931, inscriber. DSI United States. Patent Office
Subjects: Catalogs Patents Edison, Thomas A. (Thomas Alva), 1847-1931 Inventions Telegraph Electric machinery Electric apparatus and appliances Phonograph Telephone Motors Catalogs Patents Catalogs Patents Catalogs
Publisher: Washington, D.C. : U.S. Patent Office
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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eration of these pins and T-lever is thesame as in my previous patents where thetype-wheel or pad is shifted. With a type-wheel constructed in three sec-tions there will be three openings between thesaid sections, but the types may be close tothe edges of these sections so as to be equi-distant when the type-wheel is expanded. The wheels are to be placed so that thesleeves may be shifted when a blank space isover the impression-pad, so that an impres-sion will not be made when the sleeves areshifted by the upward movement of the print-ing-lever. I claim as my invention— The type-wheels, each divided into sectionsand connected to the disk e, in combinationwith the sliding sleeves i % for expanding thewheel, or allowing of its being contracted, forthe purposes, and substantially as set forth. Signed by me this 23d day of January, A. D.1872. Witnesses: T. A. EDISON. Geo. T. Pinckney,Chas. H. Smith. THOMAS A. EDISON.Improvement in Printing-Telegraphs. No. 126,530. Patented May 7, 18 72.
Text Appearing After Image:
N. PETERS. Photo-Lithographer, Washington. D. C. United States Patent Office. THOMAS A. EDISON, OF NEWARK, NEW JERSEY, ASSIGNOR TO GOLD ANDSTOCK TELEGRAM COMPANY, OF NEW YORK CITY. IMPROVEMENT IN PRINTING-TELEGRAPHS. Specification forming part of Letters Patent No. 126,530, dated May 7,1872. To all whom U may concern: Be it known that I, Thomas A. Edison, ofNewark, in the county of Essex and State ofNew Jersey, have invented and made a newand useful Improvement in Printing - Tele-graphs; and the following is declared to be afull and correct description of the same. My present invention consists of a printiug-telegraph instrument in which the type-wheelis revolved and the printing and feeding mech-anism operated by a movement communicatedfrom the same armature of an electro-magnet.I make use of a type-wheel revolved by a step-by-step movement derived from the vibrationof t he armature of an electro-magnet, and be-tween lateral arms from the cores of said elec-tro magnet is a swinging p

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v. 1
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27 July 2014



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