Dynamic sealing

Details Dynamic sealing Dynamic sealing

2008-02-28

2011-12-27

Patel, Vishal (Department: 3674)

Seal for a joint or juncture

Seal between relatively movable parts

Diverse and distinct dynamic seals

C277S371000

Reexamination Certificate

active

08083235

ABSTRACT:
A dual seal accommodates radial and axial movement, and accommodates positive and negative pressure differentials, when in sealing engagement about a rotating shaft.

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Coppenheaver, Brian R. “Notification of Transmittal of the International Search Report and the Written Opinion of the International Searching Authority, or the Declaration”, International Application No. PCT/US2009/035447, mailed Jun. 1, 2009 (7 pages).

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