Patent ID: 8395466

Claim:
A bionic telescopic matrix unit which can be characterized by the following characteristics: The telescopic matrix unit is comprised of a slide shaft, a metal guide pipe, an elastic telescopic shell and an electromagnetic coil; in the elastic telescopic shell, the slide shaft made of a permanent magnet extends into the metal guide pipe via the front end of said pipe and comes into sliding contact with the inner tube wall of the metal guide pipe; the rear end of the metal guide pipe and the front end of the slide shaft protrude out through the back and front openings of the elastic telescopic shell, respectively; the front and back openings of the elastic telescopic shell are secured to the outer wall of the metal slide pipe and the slide shaft to connect said metal guide pipe to said slide shaft; the elongation length of the elastic telescopic shell matches the reciprocating stroke of the slide shaft in the metal guide pipe; the electromagnetic coil, which is wound around the outer peripheral wall of the metal guide pipe, is covered by the elastic telescopic shell; and the two ends of the electromagnetic coil are appropriately connected to the positive and negative poles of a power supply.