Patent ID: 7959093

Claim:
A nozzle for use during a process for cold-dynamic gas spraying a powder material onto a bore surface, the nozzle comprising: a first tube configured to direct the powder material to the bore surface, the first tube having an inlet, an outlet, an inner surface, an axial section, a radial section, and a bend, the inlet providing an entry for the powder material into the axial section, the outlet providing an exit for the powder material out of the radial section, the axial section and the radial section disposed at a predetermined angle relative to one another, the bend disposed between the axial and radial sections and including an outer section, and at least a portion of the inner surface of the axial section defining a converging/diverging flowpath between the inlet and the bend; a plurality of openings formed through the outer section of the bend of the first tube; and a gas jet in communication with each of the plurality of openings and configured to direct a stream of gas at a predetermined velocity and direction through each of the plurality of openings to divert the powder material traveling in an axial direction to a radial direction.