Invention Grant
US08794379B2 Ascender device on a double rope 有权
升序装置在双绳上

Ascender device on a double rope
Abstract:
An ascender device for a double rope is composed of two identical ascenders, the flanges of which are reversed by pivoting through 180° with respect to one another along a vertical axis extending parallel to the two troughs. The two grips are symmetrical with respect to the vertical axis so as to be able to be held at the same time by the user's right hand and left hand.
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