Patent ID: 8322632

Claim:
A system, comprising: a spray gun, comprising: a first liquid passage configured to flow a first liquid in a generally downstream direction toward a spray tip; a second liquid passage configured to flow a second liquid in a generally upstream direction such that the second liquid impinges upon the first liquid at an outlet to the second liquid passage, wherein the upstream direction is substantially opposite from the downstream direction; a first mixing baffle downstream from the outlet to the second liquid passage, and including a first set of passages, wherein the first set of passages includes a first passage and a second passage angled toward one another in the downstream direction; and a second mixing baffle downstream from the first mixing baffle, and including a second set of passages, wherein the second set of passages includes a third passage and a fourth passage angled toward one another in a downstream direction; wherein the first set of passages of the first mixing baffle is circumferentially offset from the second set of passages of the second mixing baffle.