FOAM CAULKING GUN Russian patent published in 2018 - IPC B05C17/05 

FIELD: manufacturing technology.

SUBSTANCE: invention relates to a foam caulking gun that includes gun body, fluid inlet valve, fluid outlet valve, and a switching valve means comprises inlet valve into the liquid passage, and a return spring closure member; closure member with the inlet passage and sealed to forming a closed port into the interior of the fluid passage; the closure strip is formed on the closure member; said closure is located above the exit of said feed liquid passage provided inside said closure member for urging downward movement of push member; member is pushed by the downward thrust, pushing downward movement of the closure member to open the liquid inlet channel that allows the control to promote stable between the closure member and the band closed the mouth of the pitch; when the closure has not been thrust downward, said closure member by the return spring force of the seal liquid inlet passage.

EFFECT: foam caulking gun can produce foam front, both to achieve better fill sew seam effect while protecting objects foaming even a foam volume, resource conservation.

32 cl, 37 dwg