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Gripping Jigs, Holding Jigs, And Positioning Jigs
(AREA)
Abstract
Pliers, especially intended to be used to connect bypass pipes, comprising two jaws (1, 3) provided with a handle and coupled together by means of a pivot (5) of rotation, in which the interior surface of a jaw is provided with a protrusion, projection or the like and the other jaw is provided with a hole or depression (7) located correspondingly, characterized in that a curved plate (8) is attached to the jaw (1) provided with the protuberance or the like ( 6), for example on the outer or inner surface of said jaw (1), or to which jaw (1), for example on its outer or inner surface, can be fixed to a curved plate (8), whose convex side is located on the side of the tip of the jaw and determines the depth of introduction of the jaws (1, 3) when the jaw (1) provided with the protrusion is introduced into tubes of different diameter, in order to practice dilatations (12). ) on the outer surface of the tube (11). (Machine-translation by Google Translate, not legally binding)