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... baffle plates, the air passes. The final exhaust air from the low-pressure cylinder is utilized in an ejector apparatus, similar to the smoke stack and exhaust nozzle of a steam locomotive, to draw a rapid current of the surrounding atmospheric air...

Modern Compressed Air Locomotives: A Descriptive Catalogue of Two-stage ... - Page 8
by H.K. Porter Company - 1914 - 80 pages
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The Locomotive Up to Date

Charles McShane - Locomotives - 1920 - 912 pages

...containing numerous aluminum or brass tubes of small diameter, around and between which, guided by baffle plates, the air passes. The final exhaust air...atmospheric air through the small tubes. Thus the air leaving the high-pressure cylinder, cooled by the work which it has done to about 140 degrees Fahrenheit...

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