Title:
METHOD FOR MANUFACTURING IMPELLER
Document Type and Number:
WIPO Patent Application WO/2016/143372
Kind Code:
A1
Abstract:
Provided is a method for manufacturing an impeller composed of a frustum-shaped hub (11) and a plurality of blades provided on a peripheral surface (12) of the hub (11) at predetermined intervals in a circumferential direction and inclined in one direction.
The method for manufacturing the impeller comprises: an injection-molding step of injection-molding a molding article (10a) in which the blades are connected to the periphery of the hub (11) via fragile connection parts (16) so as to spread outward; a blade rotationally moving step of rotationally moving the blades (13) to the peripheral surface (12) of the hub (11) about the connection parts (16); and a fixation step of fixing ends of the blades (13) to the hub (11).
Inventors:
ISHIKAWA HIROSHI (JP)
AKAHORI SHIGETO (JP)
TSURUGAI YOSHINORI (JP)
AKAHORI SHIGETO (JP)
TSURUGAI YOSHINORI (JP)
Application Number:
PCT/JP2016/050797
Publication Date:
September 15, 2016
Filing Date:
January 13, 2016
Export Citation:
Assignee:
HONDA MOTOR CO LTD (JP)
International Classes:
B29C45/37; F04D29/32
Domestic Patent References:
| WO2012002107A1 | 2012-01-05 |
Foreign References:
| JP2013223994A | 2013-10-31 | |||
| JP2002113749A | 2002-04-16 | |||
| JPH0642302A | 1994-02-15 | |||
| JPS6363597U | 1988-04-26 |
Attorney, Agent or Firm:
CHIBA, Yoshihiro et al. (JP)
Takehiro Chiba (JP)
Takehiro Chiba (JP)
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