Title:
ファンブレードの前縁強化部材の製造方法
Document Type and Number:
Japanese Patent JP5163756
Kind Code:
B2
Abstract:
A production method enables use of ultrasonic forming but does not leave a bonding face in a final product. One cuts into a plate member having a first side face and a second side face from the first side face toward the second side face to form a slit that does not reach the second side face; seals lips of the slit to leave an opening; causes superplastic forming of the plate member by pressurizing the plate member in a mold with gas through the opening; and cuts out a portion including the sealed lips.
Inventors:
Takayuki Iwasaki
Application Number:
JP2010547525A
Publication Date:
March 13, 2013
Filing Date:
January 22, 2010
Export Citation:
Assignee:
Ihi Co., Ltd.
International Classes:
B21D26/055; B21D26/049; B21D53/78
Domestic Patent References:
| JPS5067266A | 1975-06-05 | |||
| JPS57191496A | 1982-11-25 | |||
| JPH08134625A | 1996-05-28 | |||
| JPH04157141A | 1992-05-29 | |||
| JPH1147859A | 1999-02-23 |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu