gasoline automobiles pdf epub fb2

by james ambrose moyer

Nonfiction » Automotive

Added by: Charles L. Gr...

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This volume is produced from digital images created through the University of Michigan University Library's preservation reformatting program. The Library seeks to preserve the intellectual content of items in a manner that facilitates and promotes a variety of uses. The digital reformatting process results in an electronic version of the text that can both be accessed online and used to create new print copies. This book and thousands of others can be found in the digital collections of the University of Michigan Library. The University Library also understands and values the utility of print, and makes reprints available through its Scholarly Publishing Office.

ISBN: B0008CO77W

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...automobile engines, however, are constructed with a more compact valve arrangement called an L-Jiead cylinder in which both the intake and exhaust valves are on the same side of the cylinder as shown in Fig. 29. It is a well known fact that the larger the surface of the cylinder, including the valve spaces in which the explosive mixture is ignited and exploded, the greater will be the losses due to wasted heat by cooling. On this account an engine with an L-head cylinder and with other parts the same, will be more economical in the use of gasoline than one with a T-head cylinder. AUTOMOBILE ENGINES 29 Fig. 30 shows a valve and cylinder arrangement called valve-in-the-head. The valves are in the center of the top of the engine cylinder and open downward. This affords a very short passage for the explosive mixture into the cylinder, and a very small surface around the valves exposed to cooling. This is sometimes called an I-head cylinder. "Valves-in-the- head" have, therefore, special...