| 摘要 |
A gripping jaw assembly for a pull tool for setting pull type fasteners of a type which include a pin and collar and/or sleeve with the pin having a pull portion adapted to be gripped by a plurality of jaws in the jaw assembly with the jaws having a plurality of gripping teeth and with the jaws being movable in separate guide tracks and also supported in a manner whereby the jaws and their gripping teeth are maintained axially and radially in phase with each other and with the pull portion of the pin and with the jaw teeth of the separate jaws being maintained in phase with each other when gripping the pull portion of the pin.
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