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
CLAMP FROM AIR…
One arm movement — and in an unusual vise clamped firmly from two shafts, the diameter of which can reach up to 120 mm. the Design of this hot clip is rather simple, based on it — four...
STEEL “HEATER”
This stove I installed in the bath at their summer cottage. For ten years I use it and is very happy. The furnace body of metal, is welded from a steel sheet with a thickness of 5 mm....
