MIXING UNIT AND DEVICE FOR DOSING OF DENTAL MATERIAL Russian patent published in 2020 - IPC A61C19/00 A61C5/64 B01F5/06 B01F13/00 

FIELD: instrument engineering.

SUBSTANCE: invention relates to a mixing unit, and in particular, to a mixing unit having check valves located inside the mixing unit after corresponding inlet branch pipes for mixed components. Mixing unit comprises a housing that forms a mixing channel, a static mixing element, which is located inside the mixing channel. Mixing unit has a receiving end for receiving at least two components of the substance and a dispensing end for dispensing a mixture of components, wherein the receiving end comprises an inlet for each component and a corresponding check valve. Each of inlet branch pipes is made with possibility of its connection to mixing channel with formation of connection along fluid medium through corresponding check valve. Mixing unit comprises, for each component, a through channel, which at first end forms the above corresponding inlet branch pipe, and at the second end forms the corresponding outlet opening to the mixing channel, and wherein in each through passage said check valve is located between said inlet branch pipe and said outlet opening.

EFFECT: invention improves quality of mixing materials.

13 cl, 5 dwg