The Cinematograph Book; A Complete Practical Guide to the Taking and Projecting of Cinematograph Pictures

The Cinematograph Book; A Complete Practical Guide to the Taking and Projecting of Cinematograph Pictures

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1915 edition. Excerpt: ... injector jet. It is wise to retain the key on the cylinder valve stem, so that in the case of a burst rubber tube or other similar accident the gas can be cut off immediately. An annoying accident is the bursting off of the string that binds the flexible bellows of the automatic regulator. Unscrew the brass cover and overhaul the binding occasionally. Should the accident happen during a show, turn off the oxygen immediately, and either re-tie the bellows with fine string or replace the regulator with an ordinary nipple or fine adjustment valve. The Saturator or Carburettor.--This is a device which may commend itself to the operator when a supply of hydrogen in the gaseous state is unavailable. It takes a number of different forms, but in all of them the principle is that a stream of oxygen is forced through ether, petrol, alcohol, etc., vaporising the volatile liquid and passing onwards to the jet in the state of a combustible gas. There are great prejudices against the use of the ether saturator, and, indeed, in the London area its employment in a licensed building is not allowed (" ether and other inflammable liquids shall not be employed under any circumstances for producing light "--L.C.C. Regulations; 6th April, 1909), but there is a number of types which the manufacturers guarantee to be safe and reliable, and among these special mention may be made of the pendent saturator (Fig. 89), which is hung up at a distance from the jet, and is thus kept cool, the connections to the jet nozzles being from the outlets A and c. Methylated ether of about.717 sp. gr. is poured in through the opening shown closed by plug D until it overflows at E, which plug must previously have been removed. (f is another overflow plug, and through it the...show more

Product details

  • Paperback | 50 pages
  • 189 x 246 x 3mm | 109g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236589734
  • 9781236589736