| 摘要 |
<p>PURPOSE: A firearm device is provided to reduce the volume and weight thereof as being horizontally rotated by a bushing without a driving motor and a gear. CONSTITUTION: A firearm device(100) comprises a fixed shaft(110), a rotary plate(120), an operating cylinder(130), a bushing(140), and a firearm(150). The rotary plate is rotatably arranged on the fixed shaft. The operating cylinder is mounted on the rotary plate. The fixed shaft penetrates the center of the bushing and the front end of a cylinder rod of the operating cylinder is connected to the bushing. The firearm is mounted on the rotary plate. The bushing vertically moves along the fixed shaft according to the operation of the operating cylinder and rotates to rotate the rotary plate.</p> |
