Handbook of construction plant, its cost and efficiency (1918)
Dana, Richard Turner, 1876-1928 · New York, McGraw-Hill book company, inc., [etc., etc.] · leaf 14
belt driven is the most common and the direct shaftis used only with electric motors or water wheels. Compressorsmay be classed also as vertical and horizontal. The vertical typeis advantageous where space is limited, as the machine is small,and is commonly restricted to the power driven class.… … Fig. 3. Standard QJ/a-inch Compressors on Portable Boiler. Ziocomotive Compressor. The simplest type of air compressoris the standard locomotive pump used for air brakes. This ma-chine is of the straight line type and was originally designed forlocomotive air brake use, but has since been applied…
Contractors' operations · Building
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