<br><p><b>Identifier</b>: CollectionUniteVol2Edis (<a class="external text" href="https://commons.wikimedia.org/w/index.php?title=Special%3ASearch&amp;profile=default&amp;fulltext=Search&amp;search=insource%3A%2FCollectionUniteVol2Edis%2F">find matches</a>)<br><b>Title</b>: <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookidCollectionUniteVol2Edis">Collection of United States patents granted to Thomas A. Edison, 1869-1884</a><br><b>Year</b>: <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookyear1869">1869</a> (<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookdecade1860">1860s</a>)<br><b>Authors</b>:  <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookauthorEdison__Thomas_A___Thomas_Alva___1847_1931">Edison, Thomas A. (Thomas Alva), 1847-1931</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookauthorPeters__N___Norris___lithographer">Peters, N. (Norris), lithographer</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookauthorHammer__William_Joseph__1858_1934__former_owner__DSI">Hammer, William Joseph, 1858-1934, former owner. DSI</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookauthorEdison__Thomas_A___Thomas_Alva___1847_1931__inscriber__DSI">Edison, Thomas A. (Thomas Alva), 1847-1931, inscriber. DSI</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookauthorUnited_States__Patent_Office">United States. Patent Office</a><br><b>Subjects</b>:  <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectCatalogs">Catalogs</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectPatents">Patents</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectEdison__Thomas_A___Thomas_Alva___1847_1931">Edison, Thomas A. (Thomas Alva), 1847-1931</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectInventions">Inventions</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectTelegraph">Telegraph</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectElectric_machinery">Electric machinery</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectElectric_apparatus_and_appliances">Electric apparatus and appliances</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectPhonograph">Phonograph</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectTelephone">Telephone</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectMotors">Motors</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectCatalogs">Catalogs</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectPatents">Patents</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectCatalogs">Catalogs</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectPatents">Patents</a> <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksubjectCatalogs">Catalogs</a><br><b>Publisher</b>:  <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookpublisherWashington__D_C____U_S__Patent_Office">Washington, D.C. : U.S. Patent Office</a><br><b>Contributing Library</b>:  <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookcontributorSmithsonian_Libraries">Smithsonian Libraries</a><br><b>Digitizing Sponsor</b>:  <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/booksponsorSmithsonian_Libraries">Smithsonian Libraries</a><br><br><b>View Book Page</b>: <a rel="nofollow" class="external text" href="https://archive.org/stream/CollectionUniteVol2Edis/CollectionUniteVol2Edis#page/n949/mode/1up">Book Viewer</a><br><b>About This Book</b>: <a rel="nofollow" class="external text" href="https://archive.org/details/CollectionUniteVol2Edis">Catalog Entry</a><br><b>View All Images</b>: <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/internetarchivebookimages/tags/bookidCollectionUniteVol2Edis">All Images From Book</a><br>
Click here to <a rel="nofollow" class="external text" href="https://archive.org/stream/CollectionUniteVol2Edis/CollectionUniteVol2Edis#page/n949/mode/1up"><b>view book online</b></a> to see this illustration in context in a browseable online version of this book.<br><br><b>Text Appearing Before Image:</b><br><i>ved by the 30motor, but connected so as to turn with suchpart, and mechanism for controlling the longi-tudinal movement of such rod, substantiallyas set forth. 3. In an electric-arc light, the combination 35of the carbon-holding rod, two magnets, an ar-mature-lever playing between the magnets, andtwo pawls provided with lever-arms, pivotedupon the lever, one on either side of the car-bon-holding rod, and holding or releasing the 40carbon-holding rod as the armature is attractedby one or the other of the two magnets forgoverning the feed of the carbon, substantially as set forth. 4. In an electric-arc light, the combination, 45with the rod D, of the armature-lever G-, con-trolled by magnets H I,and carrying pawls 1%,having arms Im, and the strips n 0, substan-tially as set forth. This specification signed and witnessed this 5027th day of May, 188L. TIIOS. A. ED I SOX. Witnesses: Wm. H. Meadoworoft,H. W. Seely. (No Model.) T. A. EDISON: ELECTRIC LAMP. No. 251,539. Patented Dee. 27,1881.</i><br><b>Text Appearing After Image:</b><br><i>United States Patent Office. THOMAS A. EDISON, OF MENLO PARK, NEW JERSEY, ASSIGNOR TO THEEDISON ELECTRIC LIGHT COMPANY, OF NEW YORK, N. Y. ELECTRIC LAMP. SPECIFICATION forming part of Letters Patent No. 251,539, dated December 27, 1881.Application filed May 27,1881. (No model.) To all whom it may concern: Be it known that I, Thomas A. Edison, ofMenlo Park, in the county of Middlesex andState of New Jersey,have iuvented a new and5 useful Improvement in Electric Limps; andI do hereby declare that the following is a fulland exact description of the same, referencebeing had to the accompanying drawings, anilto the letters of reference marked thereon. io It is desirable for some purposes or locationsto provide a shorter lamp and one of simplerand cheaper construction than the incandes-cing lamp before produced by me. This I ac-complish by sealiug the leading-iu wires which 15 support the carbon directly in the lower end ofthe bulb, thus making tlje glass portion of thelamp in one piece ins</i><br><br><b>Note About Images</b><br></p>
<i>Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.</i>
<p>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;
</p>
United States. Patent Office
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<ul><li>Source book page: <a rel="nofollow" class="external free" href="https://archive.org/stream/CollectionUniteVol2Edis/CollectionUniteVol2Edis#page/n949/mode/1up">https://archive.org/stream/CollectionUniteVol2Edis/CollectionUniteVol2Edis#page/n949/mode/1up</a></li>
<li><cite style="font-style:normal" id="CITEREFUS251539"><a rel="nofollow" class="external text" href="http://v3.espacenet.com/textdoc?DB=EPODOC&amp;IDX=US251539">US patent application 251539</a>, T. A. Edison, <i>"<a rel="nofollow" class="external text" href="https://patents.google.com/patent/US251539A/">Electric lamp</a>"</i>, published 1881-12-27 </cite><span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Apatent&amp;rft.applnumber=251539&amp;rft.cc=US&amp;rft.title=%5Bhttps%3A%2F%2Fpatents.google.com%2Fpatent%2FUS251539A%2F+Electric+lamp%5D&amp;rft.appldate=1881-05-27&amp;rft.pubdate=1881-12-27"><span style="display: none;"> </span></span></li></ul>