Centering and guiding means for metal studs
First Claim
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2. A FASTENING ELEMENT FOR INSERTION INTO RELATIVELY HARD MATERIAL BY ITS EJECTIN THROUGH THE BORE OF THE BARREL OF AN EXPLOSIVELY ACTUATED DRIVING TOOL, SAID ELEMENT COMPRISING A SHANK PORTION AND A REAR END PORTION, SAID SHANK PORTION HAVING A FRONT END PART TAPERED TO A POINT TO FACILITATE THE INSERTION OF THE ELEMENT INTO SAID RELATIVELY HARD MATERIAL, SAID ELEMENT HAVING A FRONT GUIDING AND CENTERING MEANS RETAINED ON SAID ELEMENT SHANK PORTION, SAID ELEMENT HAVING A REAR GUIDING AND CENTERING MEANS WHICH COMPRISES A CAP MADE OF A THERMOPLASTIC POLYCARBONATE RESIN AND BEING RETAINED OVER THE REAR
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2 Claims
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2. A FASTENING ELEMENT FOR INSERTION INTO RELATIVELY HARD MATERIAL BY ITS EJECTIN THROUGH THE BORE OF THE BARREL OF AN EXPLOSIVELY ACTUATED DRIVING TOOL, SAID ELEMENT COMPRISING A SHANK PORTION AND A REAR END PORTION, SAID SHANK PORTION HAVING A FRONT END PART TAPERED TO A POINT TO FACILITATE THE INSERTION OF THE ELEMENT INTO SAID RELATIVELY HARD MATERIAL, SAID ELEMENT HAVING A FRONT GUIDING AND CENTERING MEANS RETAINED ON SAID ELEMENT SHANK PORTION, SAID ELEMENT HAVING A REAR GUIDING AND CENTERING MEANS WHICH COMPRISES A CAP MADE OF A THERMOPLASTIC POLYCARBONATE RESIN AND BEING RETAINED OVER THE REAR
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Current AssigneeHarry Z. Rosenberg Jr
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Original AssigneeHarry Z. Rosenberg Jr
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InventorsRosenberg, Harry Z. Jr.
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Application NumberUS04/153,349Time in Patent Office939 DaysField of SearchUS Class Current411/441CPC Class CodesF16B 19/14 Bolts or the like for shoot...
