Jacobs Chuck Manufacturing Company

Tim Proulx

Gordon Row

Gregg Draudt

Shai N Gozani

Gregory Wolos

Theodore G Yaksich

Marc P Cryan

Michael L Williams

Glenn Herb

Bonniejean Boettcher

Michael Joseph MacDonald

Pratap Uday Ganapathy

Jeffrey S Mekler

L Joy Somogyi

David Myers

Transcutaneous electrical nerve stimulation (TENS) device

A chuck for use with a manual or powered driver having a housing and a rotatable drive shaft, the chuck including a generally cylindrical body with a nose section and a tail section. The tail section has an internal cavity formed therein and the nose section has an axial bore formed therein. A nut is disposed within the internal cavity, the nut including a central bore. A spindle includes a forward portion extending into the central bore of the nut and a rear portion configured to receive the drive shaft. A plurality of jaws are movably disposed with respect to the body, each of the jaws are in communication with the axial bore and are operatively coupled to the nut, and a sleeve is disposed about the body. The nut is axially movable with respect to the spindle between a first position and a second position. The nut is rotatably fixed to the spindle in the first position and non-rotatably fixed to the spindle in the second position.

Chuck with internal nut

Chuck

Growing community of inventors

Nashua, NH, United States of America

Tim Proulx