| 摘要 |
Device for extruding chemical substances (20) comprising:
- a container (1) having a circular cross-section open on one side for the insertion of a tube T containing the chemical substance to be extruded and having a nozzle passing through an opening (1a) of the container (1);
- a housing (2), positioned at the opposite end of the opening (1a), comprising an electric motor having a piston (3) with a rack and mechanical mechanisms;
- a track (6) placed in the inferior portion of the container (1);
- an adjustable handle (4) able to slide back and forth on the track (6) and allocating, on the inferior portion, a battery (9). The device (20) further comprises an electronic card (5) allocated inside an indent (8) provided on the superior portion of the handle (4) and electric contacts configured so that an electric current flows from the battery (9) to the electric motor passing through the electronic card (5). |
