Reverse flow preventing device and electronic apparatus
AssigneeFujitsu Limited
InventorsHideki Maeda, Hikaru Inoue, Akira Shimasaki
Life of this patent
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Abstract
A reverse flow preventing device arranged in a flow path of fluid formed by a fan and an electronic apparatus equipped with the same. The reverse flow preventing device has a frame, a plurality of support shafts arranged about the center of the frame and mounted on the frame, and a plurality of pivotable plate members supported by the support shafts. The plate members can move between the first position (reverse flow preventing position) in which they lie in a substantially single plane and the second position (normal operating position) in which they move. The support shafts and the plate members are arranged substantially concentrically or radially.
Claims11
A reverse flow preventing device arranged in a flow path of fluid formed by a fan, said device comprising:
- a frame;
- a plurality of support shafts arranged about a center of said frame and mounted on said frame, said support shafts extending generally circumferentially about the center of said frame;
- and
- a plurality of pivotable plate members supported by said support shafts.
A reverse flow preventing device arranged in a flow path of fluid formed by a fan, said device comprising:
- a frame;
- a plurality of support shafts arranged about a center of said frame and mounted on said frame;
- and
- a plurality of pivotable plate members supported by said support shafts, wherein said frame has a central portion, a peripheral portion arranged about said central portion and spaced apart from said central portion, and connecting portions arranged between said central portion and said peripheral portion, wherein said support shafts are mounted on two connecting portions.
Dependencies are inferred from the claim text.