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Title:
BLOWER FAN DIVIDED BODY FOR ASSEMBLY BY HOLLOW ARTICLE FORMING METHOD
Document Type and Number:
Japanese Patent JP2003232294
Kind Code:
A
Abstract:

To provide a blower fan divided body allowing easy and positive integrated assembly of a blower fan by a hollow article forming method.

This blower fan divided body for assembling by the hollow article forming method a synthetic resin blower fan with radial blasting passages between the mutually adjacent blade parts by the blade parts radially extending between a circular base part and an inner surface forming a doughnut-shaped cover member formed with an air intake at the center, has a first divided body having the circular base part and the blade parts, and a second divided body having the inner surface. The outer surface of the second divided body on the opposite side to the first divided body is formed with reservoir parts to be filled with melted synthetic resin, radially extending in alignment with the blade parts of the first divided body. Further, a bottom wall part forming the reservoir part is formed with a through hole for inserting a tip part in a tightly fitted state so that the tip face of the blade part of the first divided body is exposed into the reservoir part in the assembled state of the first divided body and second divided body.


Inventors:
IIDA GIICHI
TAKASE FUMIO
HASHIZUME ZENZO
Application Number:
JP2002032065A
Publication Date:
August 22, 2003
Filing Date:
February 08, 2002
Export Citation:
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Assignee:
KIORITZ CORP
TAKAGI SEIKO CORP
International Classes:
F04D29/28; B29C45/00; B29C45/26; F01D1/02; F04D29/62; B29L31/00; (IPC1-7): F04D29/28; B29C45/26; F04D29/62
Domestic Patent References:
JPS55142693U1980-10-13
JP2001353783A2001-12-25
JPH07144334A1995-06-06
JPS5564193A1980-05-14
JP2001140789A2001-05-22
JP2002202095A2002-07-19
JPH0238377B21990-08-30
JPH11138584A1999-05-25
JPH079475A1995-01-13
JPH081716A1996-01-09
Foreign References:
EP0854294A21998-07-22
US6042364A2000-03-28
DE19701297A11998-07-23
Attorney, Agent or Firm:
Minoru Nakamura (10 outside)