Patent ID: 9254522
Filing Date: 2016-02-09
CPC Classification: B22D,B29C

Claim Text:
1. A mold clamping device comprising: a first platen to which a stationary mold is attached; a movable mold, wherein the movable mold and the stationary mold are closed to form a cavity; a movable mold holding portion that is structured and arranged so as to be moved toward and away from the stationary mold together with the movable mold by a mold moving mechanism; a second platen linked to the first platen via a tie bar; and a wedge member that is structured and arranged to be driven onto a back of the movable mold holding portion to generate mold clamping force when the movable mold and the stationary mold are closed, wherein the second platen has a pressure receiving surface structured and arranged to receive through the wedge member, a mold opening force generated by filling the stationary mold and the movable mold that are in the closed state with a molding material.