Patent ID: 9049810
Filing Date: 2015-06-02
Classification: H05K,Y10T

Abstract:
1. A device mounter head comprising: a cylinder block unit comprising: a piston unit which moves between the first communication vent and the second communication vent in the cylinder space; a nozzle spindle disposed on a lower side of the piston unit, and in which an end having an inlet is protruded from the cylinder block unit, and a nozzle communication vent communicating with the inlet is formed on a side of the nozzle spindle; a pressure controlling portion which provides predetermined pressure in the other space; and a valve unit disposed between the cylinder block unit and the other space, wherein the valve unit comprises a plurality of vents and moves relative to the cylinder block unit and allows or blocks communication between the other space and at least one of the first communication vent and the second communication vent.