Title:
ONCE THROUGH FAN
Document Type and Number:
WIPO Patent Application WO/2013/018359
Kind Code:
A1
Abstract:
Provided is a once through fan in which a plurality of impellers, comprising a plurality of blades disposed in a cylindrical shape, are provided connected in the axial direction. The impellers comprise a circular or disk shaped reinforcement plate having an outer diameter smaller than the diameter of the inner end part of the plurality of blades disposed in a cylindrical shape, and a plurality of projections formed so as to project inward in the radial direction of the cylindrical shape from a portion of the inner end part of each of the blades. The blades, the projections and the reinforcement plate are formed integrally so that the reinforcement plate connects, via the respective projections, to the inner end parts of each of the blades.
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| JPH01300096 | MANUFACTURE OF MULTI-BLADE FAN |
| JPS60219496 | CROSS FLOW FAN |
Inventors:
KIDA TAKUMI
SUGIO TAKASHI
SUGIO TAKASHI
Application Number:
PCT/JP2012/004867
Publication Date:
February 07, 2013
Filing Date:
July 31, 2012
Export Citation:
Assignee:
PANASONIC CORP (JP)
KIDA TAKUMI
SUGIO TAKASHI
KIDA TAKUMI
SUGIO TAKASHI
International Classes:
F04D17/04; F04D29/66
Foreign References:
| JP2002257078A | 2002-09-11 | |||
| JPS55125996U | 1980-09-06 | |||
| JPS5166210U | 1976-05-25 |
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (JP)
Mutsumi Sameshima (JP)
Mutsumi Sameshima (JP)
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Claims: