| 摘要 |
The apparatus for forming centrifugal fan impellers ( 1 ) comprises a main body ( 7 ) equipped with a first bed ( 8 ) and a first platform ( 9 ), a table ( 10 ) for mounting two half-moulds ( 11, 12 ), a second platform ( 17 ) and a second bed ( 18 ), the half-moulds ( 11, 12 ) being designed to house two elements ( 21, 22 ) for forming the blades ( 3 ) of the impeller ( 1 ).
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