FIELD: repairing pipe line. SUBSTANCE: device has base 7 provided with multi- cam chuck 1. Chuck 1 consists of two parts that can move along guide 3 with respect to each other in a plane perpendicular to the axis of chuck 1. Locking members 15 are used for coupling the parts of the chuck to form a single unit. Guide 3 is connected with the base through flexible members 5. EFFECT: enhanced reliability. 2 dwg
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Authors
Dates
1997-05-10—Published
1995-09-20—Filed