FIELD: mechanical engineering. SUBSTANCE: grip has a housing composed of some portions. In housing portion 1 are guides 2 and groove 3. Housing portions 4 are provided with cylindric shank 5 and linings 6. The shanks are conjugated with cylindric guides 2. Linings 6 are conjugated with housing portions 4 through spherical surfaces. Grove 3 receives insert 7 conjugated with wedge linings 8. Housing portions 4 moves along cylindric guides 2 in housing portion 1 by the use of threaded studs 9 and nuts 10, specimen 17 being preliminary clamped. EFFECT: expanded functional capabilities. 2 dwg
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