Dispenser for hair treatment products comprises bottle with tubular insert fitting into its neck which is surrounded by piston which is depressed to open stopper

摘要

The dispenser for a two-component mixture comprises a bottle (1) with a tubular insert (5) which fits into its neck. This is surrounded by a piston (8), to which a stopper (7) or membrane is attached. A seal (13) in the nozzle is opened by pressing or screwing down the cap (14). This simultaneously pushes down the piston to open the stopper.