Patent ID: 7824176

Claim:
A needle valve nozzle actuated by a power operated actuating device in a hot-runner injection mold, comprising a hot-runner nozzle with a flow channel and a cooler, mold plate, wherein a. the actuating direction of the shut-off needle and that of the flow channel of the hot-runner nozzle differ from each other, b. apart from the actuating device, the shut-off needle is held in place in the closed position exclusively by the cooler mold plate at at least two spaced-apart locations, c. one of the at least two locations is a guiding and sealing sleeve, which is seated in the cooler mold plate, and d. the guiding and sealing sleeve extends into the hot-runner nozzle without contacting said nozzle, so that a gap remains between the guiding and sealing sleeve and the hot-runner nozzle.