POWER-DRIVEN PINCER-TYPE TOOL HOLDER FOR USE IN HANDLING APPARATUSES

摘要

A power-driven tool holder for handling devices comprises a base on which tong members are articulated. These are designed as two-armed levers and, at one free end, carry a tool and, at the other, a cam follower. A cam-track head associated jointly with all tong members is hydraulically displaceable and, for each tong member, has an individually matched cam track against which the associated cam follower rests. ……