| 摘要 |
PURPOSE: An automatic closing device is provided to reduce size of a device and a number of a component by controlling elastic force and speed with one member. CONSTITUTION: An automatic closing device(100) is comprised of a housing body(111), a fastening unit(120), an operating unit(130), a damper(140). A housing member is arranged in one side of a fastened operating body. Inside the housing body, an insertion ball(112) is formed. The operation body is inserted in an insertion ball. The fastening unit fastens or releases a drawer by rotation in support state inside a housing body. The operating unit is moved in one side and other side by being connected to rotation of fastening unit. A damper provides an operation force moving to one side and other side by being connected to other side of the operating unit.
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