| 摘要 |
The hydraulic closer constructed of a movable body that changes rectilinear reciprocating motion of a hydraulic working piston into rotary motion, for door closing function, and comprises: a working member(200) consisting of a bending arm(230) that is connected to a working arm(210) with a hinge(220), for power transmission; and a door stopping device(100) having a case(150) with a stopping member(110), a spring(120), and a working shaft(140).
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