| 摘要 |
The device of the clevis type for handling materials, notably lifting or hauling operations, comprises two clevis branches connected by at least two stems which have non aligned parallel axes and at least one of which is slit longitudinally, a flat flexible tie in the form of a strap having one at least of its ends secured against motion by friction on the slit stem with the strap penetrating the associated slot and being lockingly wound on the slit stem, and means being provided for locking said slit stem in rotation about its axis.
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