Fan arrangement for an electrical machine

Details Fan arrangement for an electrical machine Fan arrangement for an electrical machine

2005-04-05

2005-04-05

Lopez, F. Daniel (Department: 3745)

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

Casing with mounting means

C415S223000

Reexamination Certificate

active

06874991

ABSTRACT:
The invention relates to a fan apparatus for an electrical machine, with a fan (10), which can be rotated around an axis, wherein air flows into the fan (10) in the axial direction and out of the fan (10) in the radial direction, a bearing plate (12), and a magnet wheel (14), wherein a flow conduit (16) is at least partially bounded by the bearing plate (12) and the magnet wheel (14) and the flow cross section of the flow conduit (16) is essentially constant in the radial direction.

REFERENCES:
patent: 3893817 (1975-07-01), Hackbarth et al.
patent: 4115030 (1978-09-01), Inagaki
patent: 4184804 (1980-01-01), Inagaki
patent: 5559379 (1996-09-01), Voss
patent: 5979541 (1999-11-01), Saito
patent: 6132170 (2000-10-01), Horng
patent: 6144020 (2000-11-01), Usui et al.
patent: 6439299 (2002-08-01), Miyahara et al.
patent: 2 745 439 (1997-08-01), None
Patent Abstracts of Japan vol. 005, No. 171 (E-080), Oct. 30, 1981 & jp 56 098358 A, Aug. 7, 1981.

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