Jet spray head for cleaning heavily soiled surfaces has base member and removable part connected through easily separated coupling which prevents liquid from flowing out during exchange of removable part

摘要

The jet spray head comprises a housing having a base member and a removable part (1) which are connected through an easily separated coupling which enables the removable part to be changed during use and which prevents the liquid from flowing out during this exchange. Ring seals are provided for improved security between base member and removable part.