US PATENT SUBCLASS 123 / 268
.~ Valveless precombustion chamber

Current as of: June, 1999
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123 /   HD   INTERNAL-COMBUSTION ENGINES

253  DF  PRECOMBUSTION AND MAIN COMBUSTION CHAMBERS IN SERIES {22}
268.~ Valveless precombustion chamber

DEFINITION

Classification: 123/268

Valveless precombustion chamber:

(under subclass 253) Subject matter in which the prechamber contains no valving of any type.