Patent ID: 9096362
Filing Date: 2015-08-04
Classification: B05B,B65D

Abstract:
1. A dispenser for pasty compounds, comprising a tubular compound housing having a feeding plunger and a head piece which is guided relative to an upper tube piece and has a metering chamber with an inlet valve and a mouthpiece channel associated with the metering chamber, a spring element which extends from the head piece to the upper tube piece being provided for a spring-back of the head piece into a starting position, which extends between parallel annular walls of the head piece and the compound housing and engages between the parallel annular walls with legs, and which opens and closes the mouthpiece channel when the head piece is actuated, wherein a plurality of engaging limbs of the spring element form a U-space which is open toward the metering chamber, an outer limb of the plurality of limbs continuing upwardly into a sealing tongue that extends into the mouthpiece channel, the sealing tongue pivoting away in an opening direction in a presence of emptying pressure.