Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Reexamination Certificate
2011-05-24
2011-05-24
Patel, Vishal (Department: 3676)
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
C277S370000
Reexamination Certificate
active
07946590
ABSTRACT:
A face seal for a gas turbine engine comprises a seal body that has a contact face to engage a rotating surface. The contact face is defined as an area extending radially between an inner diameter of the seal body and an outer diameter of the seal body at one seal end. A ratio of the outer diameter to the inner diameter is at least 1.054.
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Dobek Louis J.
Shaffer Harold K.
Story Mark
Carlson & Gaskey & Olds
Patel Vishal
United Technologies Corporation
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