Improvements introduced in appliances to make coffee without steam pressure (Machine-translation by Google Translate, not legally binding)

摘要

Improvements introduced in coffee making apparatuses without steam pressure characterized in making the coffee holder constituting an element separated from the rest of the apparatus; in producing by means of a special piece the hermetic seal of the apparatus with the placed holder; in providing the special piece of tamponade of an insufflator impelling aspirator system; and in which the armor of the pneumatic valve or an extension of it. It serves as a fastening device for the insufflator system on said upper part of the apparatus. (Machine-translation by Google Translate, not legally binding)