Method for injection-molding a fan
A method for injection-molding a plastics propeller fan by using a fixed-side mold section (12) and movable-side mold section (13), comprises the steps of providing a movable core (14) at an area corresponding to a thicker portion (31b) of a blade section (31a) of the propeller fan; after a predeter...
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Main Authors | , , , , , , |
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Format | Patent |
Language | English French German |
Published |
24.07.2002
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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