发明名称 |
HIGH SPEED TYPE IMPELLER |
摘要 |
Disclosed is a high speed type impeller, including: a body having a shaft coupling hole into which a rotation shaft of a motor is coupled, the outer circumference of the body being widened from the top to bottom end in the insertion direction of the rotation shaft to form a bent surface, a step portion shadowed in the radial direction being formed on the top end of the body; a plurality of blades installed on the bent surface of the body to be bent at a predetermined angle to the rotation shaft direction; and an upper reinforcing ring installed at the step portion of the body. Even through the impeller is made of a low cost material, the reinforcing ring reinforces the weak portion of the impeller to improve durability. Reliability of the impeller is attained with high economical efficiency. |
申请公布号 |
WO2008050915(A1) |
申请公布日期 |
2008.05.02 |
申请号 |
WO2006KR04354 |
申请日期 |
2006.10.24 |
申请人 |
LG ELECTRONICS INC.;YOO, MYUNG-KEUN;LIM, JUN-YOUNG |
发明人 |
YOO, MYUNG-KEUN;LIM, JUN-YOUNG |
分类号 |
F04D29/38;F04D17/06;F04D17/08 |
主分类号 |
F04D29/38 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|