MULTI-FUNCTION WRENCH FOR CONNECTING/DISCONNECTING OR SCREWING/UNSCREWING THREADED CONNECTIONS Russian patent published in 2021 - IPC B25B13/50 B25B13/56 B25F3/00 

FIELD: locksmith operations.

SUBSTANCE: invention relates to a multi-functional wrench for connecting/disconnecting or screwing/unscrewing threaded connections and for performing locksmith operations. The wrench has a handle for holding the tool, a connecting sleeve / sleeve and a removable split ring, consisting of two halves, made with the possibility of connection, the body is split. An additional mechanism is installed in the body with bevel gears forming a differential, which provides continuous one-way rotation of the connecting sleeve / coupling in any direction of rotation of the power handle with its rotation through an angle without manually switching the mechanism, and the output shafts are installed in the working part of the additional mechanism, and the additional mechanism contains in the working part, an external gear train mounted on the second shaft. The outer surface has a toothed shape for contact with the external gear transmission of the additional mechanism, while the removable split ring is made with internal grooves for contact with the protrusions / ribs of the connecting sleeve / coupling for connecting or disconnecting the threaded ends of the pipes, and the nozzle on the other output shaft is made with the possibility installing a drill, tap, screwdriver or socket wrench in it.

EFFECT: creating a wrench that works without idling in any direction of movement of the power handle, as well as without reinstalling the gripper after turning it clockwise or counterclockwise through an angle of up to 360º and without manually switching the direction of rotation of the output shafts.

1 cl, 2 dwg