Dual position external charge ring and dual pre-orifice restriction on a dual purge system

摘要

A charge ring and fluid restriction arrangement for a paint spray tool. The paint spray tool has a charge ring that is moveable along the axis of the tool body. The paint spray tool also has interchangeable pre-orifices within the tool body.

主权项

1. A paint spray tool comprising:
a mounting bracket for connection to a mechanical arm; a body connected to the mounting bracket having two or more paint supply inlets and one or more conduits extending through said body leading to one or more spray outlets; a charge ring slidably connected to the body and movable along a longitudinal surface of said body between a standard position and at least one secondary position; one or more probes extending from said charge ring; at least one purge line connected to said one or more conduits of said body between said two or more paint supply inlets and said one or more spray outlets; and at least one interchangeable pre-orifice positioned in said at least one purge line where said at least one interchangeable pre-orifice has an aperture having a diameter, said at least one interchangeable pre-orifice is interchangeable with at least one alternate orifice having different aperture diameter.