1results about How to "Deformation Minimization" patented technology

Disclosed is a door lock device. The door lock device of the disclosure can include a main body, a solenoid disposed inside the main body and including a bobbin having a coil wound therearound and a plunger which is elongated such that a portion thereof is exposed to the outside and slides in the inside of the bobbin by being magnetized by the coil, a first slider movably disposed in the sliding direction of the plunger and into which the portion of the plunger exposed to the outside of the solenoid has been inserted, and a first elastic member having one end supported by the plunger and the other end supported by the first slider.