Patent ID: 7389945

Claim:
A spray paint gun structure having a coaxial control of fluid and atomization comprising a housing, a fluid control adjustment valve, an atomization control adjustment valve, a fluid control air passage, and an atomization control air passage; the housing containing a built-in pressurized air passage connecting through both the fluid control air passage and the atomization control air passage; the fluid control adjustment valve being disposed in the fluid control air passage in a front section of the housing, the fluid control adjustment valve extending a rod to a rear section of the housing, and the rod being linked to a fluid adjustment nut to move in the front section of the housing; and characterized by: the atomization control air passage being connected to the pressurized air passage in the rear section of the housing, the atomization control adjustment valve including a sleeve, an atomization adjustment nut, a locking nut, and an elastic member; the sleeve being hollow for the rod of the fluid control adjustment valve to penetrate through; a middle section of the sleeve being externally threaded, the elastic member being accommodated in a rear section of the sleeve, the rear section of the sleeve being internally threaded to relatively engage with the fluid adjustment nut; both the atomization adjustment nut and the locking nut being hollow and internally threaded to relatively engage with the middle section of the sleeve; the atomization adjustment nut being provided with an external thread to engage with a thread relatively disposed at the rear section of the housing.