US Patent: 5,259,277
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| Electrically Insulating Composite Hand Tool
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Patentee:
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| Gregory A. Zurbuchen (exact or similar names) - Kenosha, WI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jul. 13, 1992 |
| Granted: |
Nov. 09, 1993 |
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Stan Schulz
Snap-On Tools Company History
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Description: |
| Emrich & Dithmar - patent attorneys
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.
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