Device for dispensing metered quantities of fluid from a container

摘要: A device for dispensing metered quantities of fluid from a container. The comprises through-flow passageway in which is arranged valve chamber. lower seat and an upper delimit said seats are parts two portions may be closed by body. pressurizing bulb to generate vacuum or excess pressure the operates following manner. When compressed, soap solution forced through while remains closed. on released, resumes its original shape thus created draws