Tattooing Device

In a tattooing device, a frame, a needle, a needle-bar secured to the frame, a needle carrying rod, an electromotor, an armature connected with the needle-rod, means connected with the armature for regulating the perforating force of the needle consisting of a spring connected to normally maintain the armature away from the cores of the motor, and an arm adjustably pivoted to the frame for adjusting the tension of the spring.

(via original patent application)

Showing all 5 results