Patent ID: 8403182
Filing Date: 2013-03-26
Classification: A47G,B05B,B05C

Abstract:
1. An air pump type operation device for pressing a piston in a container comprising: a tube type body for holding viscose material within, the tube type body having air inlets and an outlet, and the piston which is installed in the tube type body presses and expels the viscose material through the outlet, wherein the air pump type operation device has a hollow body of which one end is combined with the tube type body and which is restorable by elasticity, wherein in the case of pressing the body while sealed the interior volume of the body is maintained and the piston is moved by air pressure, wherein in the case of releasing the force applied to the body while air is flowing in through the air inlets the shape of the body is restored, and wherein the tube type body further includes: