US PATENT SUBCLASS 251 / 317
.~.~.~ Deformable material

Current as of: June, 1999
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251 /   HD   VALVES AND VALVE ACTUATION

304  DF  ROTARY VALVES {5}
314  DF  .~ Seat or interface seal {1}
316  DF  .~.~ Replaceable {2}
317.~.~.~ Deformable material

DEFINITION

Classification: 251/317

Deformable material:

(under subclass 314) Seat or interface seal made from material that is resilient and thus can be distorted upon sealing engagement (e.g., plastic, rubber, foam, etc.).