Patent ID: 8161848
Filing Date: 2012-04-24
Classification: B25B,Y10T

Abstract:
1. A screwdriver comprising: a driver head comprising a fixing portion; a handle defining a first slot in a lower part of the handle for receiving the driver head, a second slot in an upper portion of the handle, and a third slot defined in the handle and communicating with an upper part of the first slot and with the second slot; and a resisting portion received in the second slot and comprising: at least one arm each comprising a slanting connecting pole and a stress portion bent from a top end of the slanting connecting pole; the top end of the slanting connecting pole rotatably mounted to a connecting hole defined on a bottom of the third slot, and the arm capable of rotating around the connecting hole to a first position to grasp the fixing portion of the driver head by the slanting connecting pole when the stress portion being pushed upwardly, or rotating to a second position to release the fixing portion of the driver head when the stress portion being pushed downwardly; at least one elastic member capable of abutting the stress portion and pushing the stress portion upwardly; and a button protruding out of the handle through the second slot, the button operable to abut against the stress portion and pushing the stress portion downwardly.