Patent ID: 7980290

Claim:
Method for the production of engine blocks of in-line engines, by molding equipment comprising a mobile clamping plate and a fixed clamping plate with a mobile and/or fixed mold half arranged next to the clamping plates, with the mobile mold half including a recess for a mobile contour insert, the mobile contour insert being a water jacket insert with sleeves, the recess liftably accommodating the mobile contour insert, with an ejector unit being connected with the mobile clamping plate and the ejector unit including a connection with the mobile contour insert, the method comprising: opening the mobile clamping plate after expiry of a first solidification period, without the mobile mold half being opened; triggering the ejector unit in a forward direction; subsequently triggering the ejector unit in a reverse direction, which causes the water jacket insert to advance; and after expiry of a second solidification period, opening the molding equipment.