US PATENT SUBCLASS 123 / 660
.~ An acoustic cavity used to attenuate detonation shock waves (e.g., Bodine)

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

657  DF  COMBUSTION CHAMBER {11}
660.~ An acoustic cavity used to attenuate detonation shock waves (e.g., Bodine)

DEFINITION

Classification: 123/660

An acoustic cavity used to attenuate detonation shock waves (e.g., bodine):

(under subclass 657) Subject matter in which an especially designed cavity or recess is provided in the combustion chamber to reduce or attenuate the force of a shock wave produced when the mixture detonates (engine knock).