US PATENT SUBCLASS 277 / 426
.~.~.~.~ Actuated by counterweight

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

345  DF  SEAL BETWEEN RELATIVELY MOVABLE PARTS (I.E., DYNAMIC SEAL) {10}
409  DF  .~ Close proximity seal (e.g., contactless, fluent, etc.) {4}
423  DF  .~.~ Impeller (e.g., slinger, etc.) {5}
425  DF  .~.~.~ And static sealing means affected by rotational movement {1}
426.~.~.~.~ Actuated by counterweight

DEFINITION

Classification: 277/426

Actuated by counterweight:

(under subclass 425) Static sealing means wherein the static sealing means has a weighted means acted upon by centrifugal force to control the static sealing means.