Device for applying a viscous substance

Abstract

The invention relates to a dev ice for applying a viscous substance, in particular for the purposes of cosmetics, writing, painting, drawing, and/or marking, with a tank (40) for tire substance, an application apparatus (2), and a conveying device (3), which is configured such as to convey the substance out of the tank (40) to the application device. According to the invention, provision is made for the conveying device (3) to comprise a cylinder (10), a piston (30) arranged such as to be axially displaceable in the cylinder, a pump plunger (20) for the axial displacement of the piston (30), a first connection channel (41) between the cylinder (10) and the tank (40), and a second connection channel (21) between the cylinder (10) and the application apparatus (2), the piston (30) to be adjustable in relation to the pump plunger (20), for the piston (30) to open or close the first connection channel (41) depending on the setting in relation to the cylinder (10), and for the piston (30), depending on the position in relation to the pump plunger (20), to open or close the second connection channel (21).

Dependencies are inferred from the claim text.