Patent ID: 6978980
Filing Date: 2005-12-27
Classification: B22D

Abstract:
1. A slide valve closure in a pressure die casting apparatus for the high pressure casting of a metal melt, comprising: at least one stationary closure part configured to be attached to and form a tight seal with a mould of the pressure die casting apparatus, a slider plate movable with respect to the stationary closure part, said slider plate configured to be attached to and form a tight seal with a riser pipe of a casting furnace of the pressure die casting apparatus, spring units which brace the stationary closure part and the slider plate towards each other to form a tight seal therebetween, wherein in a fully mounted state of the pressure die casting apparatus wherein the mould is attached to the riser pipe with the slide valve closure therebetween, the spring units are arranged at the slide valve closure between the mould and the riser pipe of the casting furnace, thereby forming tight seals between the mould and the riser pipe suitable for pressure die casting.