Electrically insulating composite hand tool
AssigneeSnap-on Tools Corporation
InventorGregory A. Zurbuchen
Life of this patent
Estimating the term…
Abstract
An insulating hand tool has an elongated composite shank including a pultruded polyester/glass core overbraided with an epoxy/glass outer layer. One end of the shank is received in an axial bore in a plastic handle and the other end thereof is received in one end of a braided glass/epoxy sleeve, which receives in the other end thereof a bit holder which carries a permanent magnet for magnetically retaining an associated working bit. The shank is adhesively secured to the handle and to the sleeve and the sleeve is adhesively secured to the bit holder. The handle may have a bit storage cavity therein closed by a threaded cap.
Claims10
An insulating hand tool comprising:
- an elongated shank formed of electrically insulating material and having a handle end and a working end, a handle formed of electrically insulating material and connected to the handle end of said shank, a coupling sleeve formed of electrically insulating material and telescopically receiving in one end thereof the working end of said shank and secured thereto, and a bit holder received in the other end of said sleeve and secured thereto.
Dependencies are inferred from the claim text.