Patent ID: 6015095
Filing Date: 2000-01-18
Classification: B05B,G01L

Abstract:
A powder spraying apparatus, comprising:a source of powder;a pump for pumping powder from said source of powder;a powder feed line receiving said powder from said pump;an applicator receiving said powder from said feed line;a pressure gauge assembly communicating with said feed line between said pump and said applicator; said gauge assembly comprising a fitting having an inlet for receiving said powder, an outlet for exhausting said powder and a channel interconnecting said inlet and said outlet, a gauge line communicating with said channel, a pressure gauge communicating with said gauge line and a porous filter located in said gauge line between said channel and said pressure gauge; wherein said fitting further comprises a pocket and wherein said filter is held in said pocket; wherein said pocket comprises a bore and further comprising a hose fitting disposed in said bore and having a flow path formed therethrough thereby providing fluid communication between said channel and said gauge; wherein said bore comprises a threaded bore, said hose fitting comprises a threaded hose fitting threaded into said threaded bore and said filter is held in said bore by said threaded hose fitting; anda normally closed knock-out bore aligned with said pocket for providing access to said pocket for removal of said filter.