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Projection Engineering, March, 1930
Page 31
FLEXIBLE SHAFT DRIVES far
CAMERAS— PRINTERS
PROJECTORS — TURN TABLES
SPEED INDICATORS
Powers Projector With S. S. White Flexible Shaft Drive
Our success in applying flexible shaft drives to various types of cameras, projectors, turn tables and printers, warrants your consulting us on the possibility of supplying you with a flexible shaft drive for your equipment.
The advantages of a flexible shaft drive over other types of drives are obvious ; ease of installation and flexibility being of paramount importance.
Manufacturers and users of equipment listed above are invited to consult us on their flexible shaft problems. Copies of a paper on the "Application of Flexible Drive Shafts to Sound Picture Equipment," will be forwarded on request to those interested.
AVAILABLE FOR THE FIRST TIME
A "Flexible Shaft Handbook" of 120 pages profusely illustrated and containing Detailed Information and Engineering Data on the Flexible Shaft.
To any engineer, machine designer or executive responsible for machine design, a copy of the Flexible Shaft Handbook will gladly be sent without charge or obligation. We make only this reasonable condition; — that your request be made on your business letterhead and that you indicate your position.
Write NOW for your copy.
THE S. S. WHITE DENTAL MFG. CO.
INDUSTRIAL DIVISION
154-A West 42nd Street New York, N. Y.
Manufacturers of SSW "Guaranteed
Noiseless" Molded Resistances for
audio amplifiers and radio receivers.
Write for information.
L A GREAT STEP A ^ FORWARD... ^
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EVEREADY RAYTHEON
TUBES
for TELEVISION
THESE television tubes are of proved performance and dependability. The Eveready Raytheon Kino Lamp, for television reception, is the first tube developed commercially that will work with all systems. Its glow is uniform over the entire plate. Its reproductive qualities are perfect — without the need for mirrors or ground glass. Each tube is tested in our laboratories.
The Eveready Raytheon Foto-Cell is a long-life transmitting tube for talking pictures and television. It is made in several standard types, and will be furnished to special specifications at reasonable prices.
If you are interested in talking pictures or television — write to us.
NATIONAL CARBON COMPANY, INC.
General Offices: New York, N. Y. Branches: Chicago Kansas City New York San Francisco
Unit of Union Carbide | J \ ?'< J and Carbon Corporation
EVEREADY RAYTHEON
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