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William Edward Lake
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Compressors, Vaccum Pumps And Other Relevant Systems
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Abstract
6297. Lake, W. E., [Ingersoll-Sergeant Drill Co.]. March 15. Compressing.-The ring valves in the pistons of air-compressors such as are described in Specification No. 3017, A.D. 1890 are of T-section so as to have two seats 10, 11, Fig. 2. The valve is retained by pins 14 and guided by projections 12, Fig. 1, working easily in the piston.
GB190406297D1904-03-151904-03-15Improvements in Compressors for Air and other Aeriform or Gaseous Bodies.
ExpiredGB190406297A
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