Hand-manipulated torque tool

摘要

A hand manipulated torque tool, such as a screwdriver, having two handle portions pivotal between two modes of a straight relationship and a right angle relationship which forms a T-handled tool. A lock mechanism is operative between the handle portions to releasably hold the portions in the selected modes. The mechanism is accessible from the exterior of the tool, and it is operated by user finger pressure and it automatically re-locks upon release of the pressure and the subsequent pivoting of one handle portion to either of the two positions.