The Electrical Age Volume 11

The Electrical Age Volume 11

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1893 edition. Excerpt: ...LAMP WITHOUT VACUUM. Although the successful incandescent lamp that does not infringe the Edison patents seems slow in coming to the front, there is sufficient ground for the belief that such a lamp is forthcoming. There are several in view that are said to be independent of the Edison lamp, and the public are anxiously awaiting positive proofs that some one or all of them are of commercial value. In this issue, on another page, is the concluding part of an article began in the ELECTRICAL Ace of April 8, by Mr. F. M. F. Cazin, who asks and discusses at length the question: "Can a practical, all-solid, incandescent lamp without vacuum be made?" Mr. Cazin proves by facts and figures that such a lamp is possible, and further states that a patent has been applied for on a lamp of this character. The principles of such a lamp are fully set forth in the article, and theoretically, at least, it would seem that a successful incandescent lamp without a vacuum can be made. When this lamp does finally make its appearance it will be extremly interesting to watch it as to its commercial value and reliability. RAPID TRANSIT FOR NEW YORK CITY. The Rapid Transit Commissioners have at last decided upon a plan for rapid transit for New York City. It provides for the extension of the Manhattan elevated railway; laying four tracks on portions of the line, three on others, and the building of a loop along West street. The commission has been trying for three years to solve the difficult problem of providing New York City with rapid transit. THE GENERAL ELECTRIC COMPANY. The first annual report of the General Electric Company, which is published elsewhere in this issue, will prove very interesting reading to electrical people. Not many of these more

Product details

  • Paperback | 308 pages
  • 189 x 246 x 17mm | 553g
  • United States
  • English
  • black & white illustrations
  • 1236803027
  • 9781236803023