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| Keywords: Airplane Research001.jpg The carburetor test plant was desgined for convenient speedy and accurate observations of carburetor performance without inclusion of the complications attendant upon engine performance in such testing It was comprised of an orifice air meter supplying air to a miniature altitude chamber in which the carburetor was mounted Air was drawn through the carburetor by a vacuum pump and flow pulsations in the air stream were sumilated by an appatatus controlling both rate and amplitude of the pulsations Pressure within the carburetor chamber could be lowered from that of the atmosphere at approximately one quarter of an atmosphere and the air temperature could be raised to any desired value above that of the atmosphere National Institute of Standards and Technology 1919-01-01 National Institute of Standards and Technology The images in the Airplane Research WWI Photographic Collection are in the public domain and are not subject to copyright in the United States However please pay special attention to the individual works to make sure there are no copyright restrictions indicated Individual works may require securing other permissions from the original copyright holder Use of the images from NIST Digital Collections is not restricted but a statement of attribution is required Please use the following attribution statement National Institute of Standards and Technology Digital Collections Gaithersburg MD 20899 PD-USGov National Bureau of Standards National Institute of Standards and Technology Aeronautical measurement | ||||
