Patent ID: 7798806
Filing Date: 2010-09-21
Classification: B29C,B29K

Abstract:
1. A bottom insert for a mold cavity for the production of moldings of plastic material comprising a main body with a hot side which has a recess for receiving molten plastic material under pressure and a cold side having a recess, the inside contour of said cold side being arranged to come into contact with a molding to be produced and to shape an outside contour thereof, and a gate which connects the recess of the hot side to the recess of the cold side and is arranged to introduce molten plastic material from the hot side into the cold side, wherein the bottom insert is of a two-part configuration, one being a hot part which has the recess of the hot side and the other being a cold part which has the recess of the cold side, wherein the cold part is arranged at least partially within the hot part so that the hot part at least partially surrounds the cold part.