Small hole saw mandrel assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8434976
APP PUB NO 20100239381A1
SERIAL NO

12408052

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A holesaw mandrel assembly has a mandrel with a first shanking end, a body, and a second extending end that includes a threaded spud to receive a holesaw. A first member is secured on the second end. The first member is axially slidable on the second end. The first member also includes a friction surface to contact the holesaw. The friction surface moves between a first engaging position and a second disengaging position. A mechanism on the mandrel moves the friction surface between its engaged and disengaged positions. The mechanism includes a biased collar and a bearing race. A mating connection enables rotation of the collar which, in turn, enables the friction surface to move between its engaged and disengaged positions.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
BLACK & DECKER INC1000 STANLEY DRIVE NEW BRITAIN CT 06053

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kelleher, Joseph Bowie, US 16 1020

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