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US 8,038,156 B2Granted
Tool chuck with sleeve and clutch mechanism to remove operator variability
AssigneeBlack & Decker Inc.
InventorsRichard C. Nickels, Jr., John E. Buck
Life of this patent
Estimating the term…
Abstract
A tool chuck may include a chuck body defining a longitudinal axis. A sleeve may be mounted on the chuck body for movement between a first axial position and a second axial position. A clutch part provided on the sleeve. The clutch part may engage with a cooperating clutch part when the sleeve is in the second axial position. The clutch part may have a working surface that faces in a direction perpendicular to the longitudinal axis.
Claims5
A tool chuck comprising:
- a chuck body defining a longitudinal axis;
- a first sleeve mounted on and axially fixed to the chuck body having passageways for supporting a plurality of jaws;
- a second sleeve mounted directly on the chuck body, the second sleeve supporting a clutch part, the second sleeve being moveable relative to the first sleeve between
- a first axial position in which the first and the second sleeves are rotatable with the chuck body, and
- a second axial position in which the clutch part engages with a cooperating clutch part.
2 more elements
A tool chuck comprising:
- a chuck body defining a longitudinal axis and having passageways for supporting a plurality of jaws;
- a first sleeve directly mounted on and axially fixed to the chuck body;
- a second sleeve mounted on the chuck body, the second sleeve supporting a clutch part, the second sleeve being moveable relative to the first sleeve between
- a first axial position in which the first and the second sleeves are rotatable with the chuck body,
- a second axial position in which the clutch part engages with a cooperating clutch part;
- and
- a spring that biases the second sleeve toward the first axial position,
- wherein the spring is captured between the chuck body and the second sleeve.
5 more elements
Dependencies are inferred from the claim text.