This simple device facilitates the use of any tube, helping to squeeze it evenly and gently. It consists of a base in a hole which is inserted the tube, and turning a key with slit for exciting a planar end of the tube. The base and key are made of wooden bars of appropriate dimensions. Their interaction is clear from the figure.
Recommend to read
ON-ROAD AND OFF-ROAD…
Laureate of Lenin Komsomol prize of student scientific-technical society of the Moscow higher technical school named after N. E. Bauman is one of the oldest in the country. Founded in...
Muffler — a not simple device
Interest in homemade mufflers is driven primarily by the unsatisfactory quality of series products. It is quite natural for an amateur designer to want to improve the parameters of their...