Patent ID: 8267408
Filing Date: 2012-09-18
Classification: B25B,Y10T

Abstract:
1. A hand tool comprising: a handle; a connector mounted on the handle and having an inner wall provided with a mounting hole and a peripheral wall provided with a plurality of positioning holes each connected to the mounting hole; a drive member detachably mounted on the connector and having a first end provided with a fixing portion which is detachably mounted in the mounting hole of the connector and having a peripheral wall provided with a fixing groove that is movable to align with the plurality of positioning holes of the connector; a plurality of locking balls movably mounted in the plurality of positioning holes of the connector and movable into the fixing groove of the drive member to lock the drive member onto the connector; a control sleeve movably mounted on the connector and movable to press or release the plurality of locking balls; a thrust member movably mounted in the handle and having a first end provided with a push portion inserted into the mounting hole of the connector and abutting the fixing portion of the drive member; and a restoring member biased between the handle and a second end of the thrust member to push the thrust member toward the drive member, wherein: the handle has an inner portion provided with a receiving chamber to receive the thrust member and the restoring member; the handle has an open end provided with an inner thread connected to the receiving chamber; the connector has a first end provided with an outer thread screwed into the inner thread of the handle; and the inner portion of the handle is provided with a stepped stop shoulder located between the inner thread and the receiving chamber to stop the connector.