Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Reexamination Certificate
2007-06-06
2010-12-28
Bomar, Shane (Department: 3676)
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
C277S360000
Reexamination Certificate
active
07857319
ABSTRACT:
A mechanical end face seal with a pair of annular relatively rotating seal face defining seal rings. An annular compression contact ring disposed in surrounding relation to one of the seal rings includes a plurality of pads at asymmetrical locations in interference contact with the outer cylindrical surface of the ring.
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Form PCT/ISA/210, International Search Report, International Application No. PCT/US2007/070640.
Form PCT/ISA/237, Written Opinion of the International Searching Authority, International Application No. PCT/US2007/070640.
Kalodimos Michael
Steigerwald Thomas
Volden Douglas
Bomar Shane
John Crane Inc.
Leydig , Voit & Mayer, Ltd.
Wills, III Michael
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