Title:
CENTRIFUGAL BLOWER
Document Type and Number:
WIPO Patent Application WO/2016/170831
Kind Code:
A1
Abstract:
A centrifugal blower comprises: an impeller (2) provided with blades (12); a casing (3) which houses the impeller (2), radially externally surrounds the impeller (2) to form a spiral flow passage (C1) through which air (AR) can flow, and is provided with a nose section (30) forming the start point (S) of the spiral flow passage (C1) and the end point (E) thereof where one turn of the spiral flow passage (C1) from the start point (S) terminates; a drive section (4) for rotating the impeller (2) about the center axis (O) thereof; and a vane (5) which is provided on the bottom plate (22) of the casing (3), divides the spiral flow passage (C1) in the radial direction of the impeller (2), and extends in the circumferential direction of the impeller (2). The rear edge (6) of the vane (5) is located upstream of the nose section (30) in the main flow direction (DI) of the spiral flow passage (C1).
Inventors:
KOMINAMI SATOSHI (JP)
SUZUKI ATSUSHI (JP)
SUZUKI ATSUSHI (JP)
Application Number:
PCT/JP2016/054683
Publication Date:
October 27, 2016
Filing Date:
February 18, 2016
Export Citation:
Assignee:
MITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD (JP)
International Classes:
F04D29/44; F04D29/66
Foreign References:
| JP2008107036A | 2008-05-08 | |||
| JP2011099413A | 2011-05-19 | |||
| JP2010229871A | 2010-10-14 |
Attorney, Agent or Firm:
MORI Ryuichirou et al. (JP)
Woods Ryuichiro (JP)
Woods Ryuichiro (JP)
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