US PATENT SUBCLASS 384 / 139
.~.~.~ Relatively rotatable radially contracting

Current as of: June, 1999
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384 /   HD   BEARINGS

91  DF  ROTARY BEARING {8}
129  DF  .~ Plain bearing {17}
130  DF  .~.~ With specified seal {12}
139.~.~.~ Relatively rotatable radially contracting {4}
140  DF  .~.~.~.~> Flexible sealing member
141  DF  .~.~.~.~> Diaphragm
142  DF  .~.~.~.~> Axially translatable member rotatable with shaft
143  DF  .~.~.~.~> Plural seals

DEFINITION

Classification: 384/139

Relatively rotatable radially contacting:

(under subclass 130) Subject matter wherein the seal comprises relatively rotatable elements presenting complementary sealing surfaces normal to, or at an oblique angle to the axis of rotation.