Rotary kinetic fluid motors or pumps – Bearing – seal – or liner between runner portion and static part – Between blade edge and static part
Reexamination Certificate
2005-05-03
2005-05-03
Nguyen, Ninh H. (Department: 3745)
Rotary kinetic fluid motors or pumps
Bearing, seal, or liner between runner portion and static part
Between blade edge and static part
C415S174400, C415S197000, C415S214100
Reexamination Certificate
active
06887037
ABSTRACT:
A boat impeller seal assembly for preventing leakage of debris into the impeller assembly between the impeller housing and the impeller mount. The boat impeller seal assembly includes an impeller assembly including an impeller housing having an open end and also having a bore being disposed therethrough and further having an annular flange being disposed at the open end; and also includes an impeller mount being connected to the impeller housing and having an open end and also having a bore being disposed therethrough and further having an annular flange being disposed at the open end thereof; and further includes a wear seal member being securely and removably disposed in the impeller housing and the impeller mount for preventing debris from entering the impeller housing through the connection between the impeller housing and said impeller mount.
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patent: 6234748 (2001-05-01), Brown et al.
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