Black Decker Inc.

Oleksly P Sergyeyenko

Gregory Scott Snider

Brent Austin Kuehne

Benjamin John Strutt

A handheld power tool and a removable accessory, which is changeable without requiring extra tools, include various elements. For example, the handheld power tool includes a platen having an aperture therein and a locking mechanism coupled with the platen. The locking mechanism includes a cam member. The removable accessory includes a tab that fits into the aperture and that is engagable by the cam member to bias the removable accessory into abutting contact with the platen to securely couple the removable accessory with the tool.

Removable power-tool accessory having a tool-free connection

A twin level assembly including two levels, wherein one of the two levels also contains an indicating device for performing a separate function, is disclosed. The twin level assembly comprises a first level and a second level that is selectively receivable into the first level through an opening in an end cap and into a receptacle of the first level. The second level is held in the first level by a retention mechanism. The first level and the second level each have at least one bubble vial for visually displaying level indications, while the indicating device in the second level is a type of stud sensor, laser pointer, metal detector, wire detector, or a sonic measurement device.

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Baldwin, MD, United States of America

Oleksly P Sergyeyenko