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Title:
VORTEX FLOW FAN
Document Type and Number:
Japanese Patent JP2005282578
Kind Code:
A
Abstract:

To solve problems of a vortex flow fan in similar action principles to those of fluid machines generally known as voltex pumps, regenerative pumps, or vortex flow blowers, that are usable for action with lower pressure and larger blow quantity, for providing form of a vortex flow fan and size for each part to be suitable for low pressure, low noise, and large blow quantity, that are different from those of the conventional voltex pumps, regenerative pumps, or vortex flow blowers, so that the vortex flow fan with low noise and large blow quantity can be provided.

This vortex flow fan is provided with a casing having an inlet port for letting in air, an impeller comprising a plurality of blades for carrying and boosting inflow air, and an outlet port to discharge inflow air from the casing. The inlet port is separated from the outlet port through a stripper part. Both side surfaces at inlet corner parts of the stripper part are rounded.


Inventors:
Sugio, Takashi
Izumi, Yoshiki
Application Number:
JP2005000152123
Publication Date:
October 13, 2005
Filing Date:
May 25, 2005
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
F04D23/00; F04D29/66; (IPC1-7): F04D23/00; F04D29/66
Attorney, Agent or Firm:
岩橋 文雄
内藤 浩樹
永野 大介



 
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