Accessory tool
AssigneeMilwaukee Electric Tool Corporation
InventorsJames Van Essen, Douglas W. Allen, Brett Parendo, Michael J. Zimmermann
Life of this patent
Estimating the term…
Abstract
An accessory tool includes an adapter end, and a shank coupled to the adapter end and including a first length. The shank includes a tool engagement portion, and a first reduced portion disposed between the tool engagement portion and the adapter end. The first reduced portion has a second length. The shank additionally includes a second reduced portion formed in the tool engagement portion between the first reduced portion and an end of the shank. The second length is 2.5% to 15% of a total length of the accessory tool.
Claims20
An accessory tool comprising:
- an adapter end;
- and
- a shank coupled to the adapter end and including a first length, the shank including
- a tool engagement portion,
- a first reduced portion disposed between the tool engagement portion and the adapter end, the first reduced portion having a second length, and
- a second reduced portion formed in the tool engagement portion between the first reduced portion and an end of the shank, wherein the second reduced portion is configured to receive a ball detent;
- wherein the second length is 2.5% to 15% of a total length of the accessory tool.
A socket adapter tool comprising:
- an adapter end including a body portion and a base portion, wherein the body portion includes an engagement mechanism configured to detachably couple the adapter end to a socket;
- and
- a shank coupled to the base portion and including a first end adjacent the adapter end, a second end opposite the first end, and a first length measured between the first and second ends, the shank including
- a tool engagement portion configured to interface with a tool,
- a first reduced portion disposed between the first end and the second end, the first reduced portion having a second length,
- a second reduced portion disposed between the first reduced portion and the second end of the shank, the second reduced portion configured to be engaged by the tool to secure the shank to the tool, and
- a hex-shaped portion positioned between the first reduced portion and the second reduced portion;
- wherein the second length is 10% to 30% of the first length.
A shank for an accessory tool, the shank comprising:
- a tool engagement portion including a cross section having an outer width;
- a first reduced portion adjacent the tool engagement portion, the first reduced portion including a fillet that transitions to tool engagement portion and has a radius of curvature, the first reduced portion having a first outer diameter;
- a second reduced portion formed in the tool engagement portion between the first reduced portion and an end of the shank, the second reduced portion configured to be engaged by a tool to secure the shank to the tool, the second reduced portion having a second outer diameter;
- wherein the first outer diameter is 70% to 98% of the outer width;
- and
- a flange positioned on an opposite side of the first reduced portion from the tool engagement portion and integrally formed between the first reduced portion and an effector end of the accessory tool, wherein the flange is configured to be coupled to the effector end, the flange defining a maximum outer diameter of the shank.
Dependencies are inferred from the claim text.