Jet pump tail cone insert

Details Jet pump tail cone insert Jet pump tail cone insert

2008-03-07

2010-12-07

Vasudeva, Ajay (Department: 3617)

Marine propulsion

Jet drive

C440S047000

Reexamination Certificate

active

07845996

ABSTRACT:
The present disclosure relates to a jet pump tail cone insert for a jet pump. The jet pump tail cone insert comprises a cap, a body and an end member. The end member has a plurality of projections configured to matingly receive a plurality of forks of the body. When connected together, the body and the end member have a plurality of receivers configured to receive stator vanes of a bearing hub of the jet pump. The body and the end member are configured to be proximate the stator vanes. The cap is configured to matingly couple to the body. The jet pump tail cone insert encompasses a portion of the bearing hub of the jet pump. The jet pump tail cone insert occupies within the bearing hub thereby increasing a flow rate of water through the jet pump.

REFERENCES:
patent: 2641104 (1953-06-01), Estabrook
patent: D325916 (1992-05-01), Lanier
patent: 5135358 (1992-08-01), Myers
patent: 6224434 (2001-05-01), Varney et al.
patent: 7048510 (2006-05-01), Hedlumd
patent: 7357685 (2008-04-01), Bushman
patent: 01262290 (1989-10-01), None
Green, Kenneth, “TBM Racing Inc.'s US Pat. No. 7,357,685” letter to M. Dergosits dated Jul. 9, 2008.

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