Patent ID: 6073522
Filing Date: 2000-06-13
Classification: B25B,Y10T

Abstract:
An adjustable socket with a number of selectable socket size openings available, includinga drive member having a longitudinal axis, a top end at least partially closed by a wall, and an open bottom end,an indexing collar positioned within the drive member near said bottom end, said indexing collar having a series of teeth,an axially moveable drive core positioned within the drive member beneath the closed wall of the drive member,said drive core being manually rotatable to different positions corresponding to the selected socket size openings,along a side wall of the drive core a series of teeth and at a top end of said drive core a cam surface with guide elements, said cam surface being substantially at a right angle to the longitudinal axis,a plurality of jaw members mounted to the top end of the drive member to move laterally between fixed lateral positions upon rotation of the drive core, each fixed lateral position corresponding to a selected socket size opening,each jaw member having a cam follower extending therefrom that engages one of the guide elements in the cam surface,with said drive core in a first axial position being enabled to be rotated, thereby causing the jaw members to move laterally to a selected socket size, and in a second axial position said teeth of the drive core and the teeth of the indexing collar being interlocked to maintain the selected socket size.