PAINT SPRAYER Russian patent published in 2012 - IPC B05B7/24 

FIELD: process engineering.

SUBSTANCE: invention relates to paintwork and may be used in paint spraying and applying temporary preservation coatings. Paint sprayer pot is composed of inner and outer hemispheres. Inner hemisphere is provided with paint feed pipe communicated with paint feed channel made in sprayer case. Inner hemisphere opposite part is provided with variable-thickness resilient membrane. Membrane part connected with hemisphere features minimum thickness and is tightly jointed therewith. Its other part is shaped to dome and features maximum thickness at its apex. Outer hemisphere part facing the case embraces inner hemisphere to make free volume there between and is furnished with air feed pipe. Air feed pipe embraces inner hemisphere tube to make annular channel there between and to communicate with the case air channel. Outer hemisphere opposite part has cover tightly jointed thereto. Another part is shaped to dome to embrace resilient membrane. Paint feed pipe has feed branch pipe with its end extending outside via air feed pipe wall and sealed thereat. Air feed tube is provided with discharge branch pipe.

EFFECT: expanded performances, higher reliability and efficiency.

2 cl, 8 dwg