Nov. 15, 1938. B. Stelzer 2,136,527 REFRIGERATING and AIR CONDITIONING SYSTEM in CONJUNCTION with INTERNAL COMBUSTION ENGINES Filed Dec
Nov. 15, 1938. B. stelzer 2,136,527 REFRIGERATING AND AIR CONDITIONING SYSTEM IN CONJUNCTION WITH INTERNAL COMBUSTION ENGINES Filed Dec. 2, l935 2 Sheets-Sheet Sai3S2XSXS 3. al rNR Nis NSSSSSSSSSSSl N 2 SNSSA S:--- Rese : C INVENTOR. Nov. 15, 1938. B, STELZER 2,136,527. REFRIGERATING AND AIR CONDITIONING SYSTEM IN CONJUNCTION WITH INTERNAL COMBUSTION ENGINES Filed Dec. 21, 1935 2 Sheets-Sheet 2 . 22 K N Ss 2Mr. S. f s 2. S Z24, 1 ZSC) sa SS2egg z1 f 2z z2 Z A2a. 5 A2. 6 INVENTOR. Patented Nov. 15, 1938 2,136,527 UNITED STATES PATENT OFFICE 2,136,527 REFRIGERATING AND AIR-CoNDITIONING SYSTEM N CONJUNCTION WT N TERNAL COM BUSTON ENGINES Berteli Stelzer, South Bend, n.d. Application December 21, 1935, serial No. 55,625. 13 Claims. (C. 62-169) The invention relates to a refrigerating and air through the housing being taken on line b-b; conditioning system utilizing the manifold vac Fig. 7, a diagram illustrating the principle of uum of an internal combustion engine to help Said pump; evaporate Water and fuel to produce a cooling ef Fig. 8, a modified pump used as shock-ab- . fect, and where the vapors formed are fed into SOrber. the engine, Referring now to Fig. 1, there is shown a reser he object is to provide partial cooling eco voir to contain water under atmospheric pres hornically by inexpensive equipment and at the sure, Below is a float chamber or generator 2. Sarine time to improve engine performance by feed Containing water held at a fixed height by means 10 0 ing water vapor into the intake manifold to per of float valve 3 consisting of a float and a needle mit a lean fuel setting without the danger of 4 sliding in a bearing 5 carrying a wick 6 and ad Overheating.
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