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US 7,726,664 B2Granted
Universal tool bit shank
AssigneeBlack & Decker Inc.
InventorMichael P. Peters
Life of this patent
Estimating the term…
Abstract
A universal tool shank can include an elongate body having first and second portions. The first portion can include at least one flat thereon for engagement with a recess in a first tool. The second portion can include at least one protrusion extending radially outwardly therefrom for engagement with a recess in a second tool. The first and second portions can be disposed axially apart from one another.
Claims6
A tool bit holder comprising:
- a body portion defining a longitudinal bore for receiving a tool bit therein, wherein the body portion further comprises a holding member that is biased into the bore to retain the tool bit in the bore and a sleeve that is moveable in the axial direction to release the holding member from engaging the tool bit;
- and
- a universal shank portion extending from said body portion and including first and second portions, said first portion having at least one flat thereon, said first portion being removably engageable directly with a recess in a first tool such that said second portion extends axially away from said first tool, said second portion having at least one protrusion extending radially outwardly therefrom, said second portion being removably engageable directly with a recess in a second tool such that said first portion is received within said recess in said second tool with said at least one protrusion being received in at least one corresponding radial slot that extends radially from said recess in said second tool, said first and second portions disposed axially apart from one another, wherein the second portion is disposed between the body portion and the first portion.
Dependencies are inferred from the claim text.