Title:
AIR BLOWING DEVICE
Document Type and Number:
WIPO Patent Application WO/2010/116604
Kind Code:
A1
Abstract:
An air blowing device provided with: a housing having a housing inlet opening and a housing outlet opening; and a fan disposed within the housing. The fan is provided with: a fan case having a tongue section; an impeller; and a motor. The fan case is provided with a fan inlet opening and a fan outlet opening. The fan case is formed in a shape in which the distance between the impeller and the inner surface of the fan case increases in the rotational direction of the impeller from the tongue section to a position facing the tongue section. The opening area of the fan case from the tongue section to the fan outlet opening is constant relative to the opening area of the tongue section or is reduced relative to the opening area of the tongue section.
More Like This:
JPS58117397 | COOLING FAN |
JPS59131799 | CASING FOR CENTRIFUGAL HYDRAULIC MACHINE |
Inventors:
SHIRAHAMA SEIJI
SATOU MUNETADA
TAKADA MASAYUKI
MUROMACHI KAZUHIRO
SATOU MUNETADA
TAKADA MASAYUKI
MUROMACHI KAZUHIRO
Application Number:
PCT/JP2010/001495
Publication Date:
October 14, 2010
Filing Date:
March 04, 2010
Export Citation:
Assignee:
PANASONIC CORP (JP)
SHIRAHAMA SEIJI
SATOU MUNETADA
TAKADA MASAYUKI
MUROMACHI KAZUHIRO
SHIRAHAMA SEIJI
SATOU MUNETADA
TAKADA MASAYUKI
MUROMACHI KAZUHIRO
International Classes:
F04D29/44
Foreign References:
JP2005291157A | 2005-10-20 | |||
JPS6160034U | 1986-04-23 | |||
JPH0277532U | 1990-06-14 | |||
JPS55140799U | 1980-10-07 |
Attorney, Agent or Firm:
NAITO, Hiroki et al. (JP)
Hiroki Naito (JP)
Hiroki Naito (JP)
Download PDF:
Previous Patent: PRODUCTION METHOD FOR ALKYL BENZENES, AND CATALYST USED IN SAME
Next Patent: REAR WHEEL TOE ANGLE CONTROL DEVICE FOR VEHICLE
Next Patent: REAR WHEEL TOE ANGLE CONTROL DEVICE FOR VEHICLE