US PATENT SUBCLASS 277 / 599
.~.~ Having flow restrictor

Current as of: June, 1999
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277 /   HD   SEAL FOR A JOINT OR JUNCTURE

590  DF  SEAL BETWEEN FIXED PARTS OR STATIC CONTACT AGAINST RELATIVELY MOVABLE PARTS {3}
591  DF  .~ Contact seal between parts of internal combustion engine {7}
599.~.~ Having flow restrictor

DEFINITION

Classification: 277/599

Having flow restrictor:

(under subclass 591) Intended for internal combustion engine including an opening for alignment to an opening for flow in the adjacent engine components where the seal opening has means to reduce or eliminate flow of fluid therethrough.