Adjustable boring head
AssigneeThe Valeron Corporation
InventorDavid A. Hopkins
Life of this patent
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Abstract
An adjustable boring tool including an axial shank and a socket for mounting a cylindrical boring bar with an offset axis clamped in adjustable position through transverse and longitudinally slotted segments on one side of the socket together with a transverse screw for clamping the slotted segments against the boring bar. A graduated dial fixed to the boring bar provides calibrated adjustment over a range equal to four times the offset.
Claims9
An adjustable boring tool comprising an axially extending shank, an integral socket extending from one end of said shank having a cylindrical bore with an axis parallel and offset relative to the axis of said shank, a transverse slot extending through a wall of said socket intersecting said bore and a longitudinal slot extending through one side of said socket wall from the end thereof to an intersection with an intermediate portion of said transverse slot, a cylindrical boring bar having a rotationally adjustable fit within said cylindrical bore, and means for clamping the slotted segments of said socket wall against said cylindrical boring bar in adjusted position.
Dependencies are inferred from the claim text.