Rotary kinetic fluid motors or pumps – Including heat insulation or exchange means
Patent
1996-02-21
1996-12-10
Larson, James
Rotary kinetic fluid motors or pumps
Including heat insulation or exchange means
165 803, 361697, F04D 2958
Patent
active
055825060
ABSTRACT:
A fan device for an integrated circuit includes a finned plate, a fan having a rotor shaft, and a board member mounted to the finned plate. The finned plate includes a plurality of rows and columns of fins extending upwardly from an upper side thereof and a space defined in a center of the upper side, each two adjacent fins having a gap defined therebetween. The board member includes a hole defined in a mediate portion thereof, a support member provided in the hole, and a plurality of ribs extending downwardly from a periphery defining the hole to the support member, the support member including a stud formed on an upper side thereof and having a second hole defined therein for rotatably receiving the rotor shaft of the fan.
REFERENCES:
patent: 5287249 (1994-02-01), Chen
patent: 5299632 (1994-04-01), Lee
patent: 5335722 (1994-08-01), Wu
patent: 5377745 (1995-01-01), Hsieh
patent: 5409352 (1995-04-01), Lin
patent: 5421402 (1995-06-01), Lin
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