US PATENT SUBCLASS 123 / 90.38
.~.~ Housings

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

90.1  DF  POPPET VALVE OPERATING MECHANISM {19}
90.33  DF  .~ Lubrication {5}
90.38.~.~ Housings

DEFINITION

Classification: 123/90.38

(under subclass 90.33) Device wherein means is provided to enclose a portion of the operating mechanism which is subject to unrestrained lubricant flow.

(1) Note. Ordinarily the means is detachable, and frequently is serves as an access opening cover.