Patent ID: 8033241

Claim:
A system for supplying powder coating material from a powder hopper to a plurality of powder coating spray guns, comprising: a powder hopper, a plurality of pumps, each pump having a gun supply hose for supplying powder coating material to a spray gun and a powder inlet for receiving powder coating material from said hopper, and a lance, said lance comprising a hollow housing and a head element attached at one end of said hollow housing, said lance comprising a respective powder conduit through which powder coating material is supplied to said powder inlet of each pump, each said conduit extending through said hollow housing from said head element to at least a second end of said hollow housing opposite said one end of said hollow housing; said head element comprising an outer surface that is perforated, each of said powder conduits having outer surfaces that are enclosed in said hollow housing between said head element and said second end of said hollow housing to prevent exposure to powder, said lance being adapted to be positioned with said head element within said hopper, wherein when said pumps are operated, powder coating material is drawn from the hopper into said perforated head element and through said powder conduits to said pumps, and wherein powder coating material is then pushed by said pumps through said gun supply hoses to said spray guns.