Patent ID: 9061402
Filing Date: 2015-06-23
Classification: B25B

Abstract:
1. A wrench configured to rotate a fastener, the wrench comprising: a handle; a head pivotally coupled to the handle, the head including, an actuator operable to move the second jaw with respect to the first jaw to adjust the distance, wherein the handle is pivotally coupled to the head such that rotation of the handle with respect to the head moves the second jaw toward the first jaw, wherein the actuator includes a worm gear, wherein the actuator further includes a rack gear engaged with the worm gear, the rack gear fixed to the second jaw for movement with the second jaw, wherein the worm gear is rotatable with respect to the first jaw to move the rack gear and the second jaw with respect to the first jaw to adjust the distance between the first jaw and the second jaw, further comprising a lever including a first end portion and a second end portion, and the lever pivotally coupled to the head between the first end portion and the second end portion of the lever, wherein the second end portion of the lever contacts the handle to pivot the lever in response to rotation of the handle with respect to the head, and wherein the first end portion of the lever contacts the worm gear to move the worm gear, the rack gear, and the second jaw toward the first jaw in response to rotation of the handle with respect to the head and pivotal movement of the lever with respect to the head.