| 摘要 |
PURPOSE:To prevent occurrence of bubbles inside a core material when a synthetic resin is infiltrated in the molding of a fiber-reinforced plastic. CONSTITUTION:A title device comprises a mold 1 containing a core material 11, a synthetic resin tank 8 connected to the inside of the mold 1 at the lower end thereof, a means 2 for lifting a level of the synthetic resin tank 8 in a predetermined speed pattern ensuring the discharge of air, and means 5, 10 for correcting a level lifting speed when it is shifted out of the predetermined pattern. |
