| 摘要 |
An adjustable wrench is provided with a handle including a head; a fixed jaw formed with the head; a slot through the head; a cavity in the head and communicating with the slot, a shaft channel through the cavity; a forward recess in the fixed jaw; a rearward well in the head; a head cover including an opening aligned with the cavity, a forward protrusion fitted in the recess, and a rearward protuberance fitted in the well; a joining assembly for joining the head and the head cover; a moveable jaw including an adjustable shank received in the slot, and serrated teeth along the adjustable shank; a thread screw adjustment driver in both the cavity and the opening; and a assembly shaft in the shaft channel and through the thread screw adjustment driver. The thread screw adjustment driver is threadedly secured to the serrated teeth. |
