ADJUSTABLE WRENCH

摘要

The proposed adjustable wrench comprises: a wrench grip (9) and head (8) formed in one piece; a fixed jaw (10) and a moveable jaw (2); an endless screw (3); a guide screw (4); a groove (26) which accommodates the slider (5) and is connected to the helical channel (36) of the guide screw (4). The guide screw (4) is mounted in the wrench head (8) parallel to the endless screw (3); straight pinions (14, 15) are mounted on pins (35, 37) of the guide screw (4) and endless screw (3). The mounts for the endless screw (3) and guide screw (4) are accommodated in sleeves (6) which are securely fixed in the wrench head (8).