| 摘要 |
A rope braking device includes a housing having a chamber and an orifice communicative with each other, an eyelet engaged in the orifice of the housing and having a bore for engaging with a rope, a pulley having a hub mounted on a shaft, a follower gear mounted on the shaft and coupled to the hub, an internal gear rotatably mounted on the shaft, a number of pinions engaged with the follower gear and the inner teeth of the internal gear for resisting the rotational movement of the pulley and the rope relative to the housing, and for allowing the rope braking device to be easily carried with the user and to be easily operated by the user.
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