| 摘要 |
1536565 Reciprocating compressors W F COALE 17 Dec 1975 [18 Dec 1974] 51584/75 Heading F1N [Also in Divisions B4 and F2] A thermally insulated adiabatic compressor comprises a piston 215 provided with an outer ceramic insulating surface 233 and reciprocated by a crank drive via rods 240, 242. Piston rings 237 transport lubricant. The compressor is cooled by jacket 247. Air is taken in by spring-biased valve 251 and hot compressed air discharged via valve 253. Alternatively a non exemplified cam arrangement 254 may be used. The compressor may power an adiabatic pavement breaker (Division B4). |
