Member having internal cooling passage

Details Member having internal cooling passage Member having internal cooling passage

2011-07-19

2011-07-19

Look, Edward (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

With heating, cooling or thermal insulation means

Changing state mass within or fluid flow through working...

C416S09700R, C415S115000

Reexamination Certificate

active

07980818

ABSTRACT:
Provided is a member having an internal cooling passage7cformed therein and having opposed partition walls6b, 6cbetween which a medium flows to cool a parent material, including a first heat transfer rib25awhich extends from almost the center between the opposed partition walls6b, 6cto one partition wall6cand slants in a downstream direction of the medium, and a second heat transfer rib25bwhich extends from almost the center between the opposed partition walls6b, 6cto the other partition wall6band slants in the downstream direction of the medium, wherein a slit70aor70bwhich passes through between an upstream side of the cooling passage7cand a downstream side thereof is formed in the first heat transfer rib70aor the second heat transfer rib70b.

REFERENCES:
patent: 4514144 (1985-04-01), Lee
patent: 5395212 (1995-03-01), Anzai et al.
patent: 6142734 (2000-11-01), Lee
patent: 6612808 (2003-09-01), Lee et al.
patent: 5-10101 (1993-01-01), None
patent: 3006174 (1999-11-01), None
patent: 2000-282804 (2000-10-01), None

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