IP Library Granted Patent US 8,314,366
Granted Patent B2
US 8,314,366 · App. 12/589,450 · Granted Nov 20, 2012

Removable chisel blade for a portable heating element

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Quick Facts
Patent No.
US 8,314,366
App. No.
12/589,450
Granted
Nov 20, 2012
Kind
B2
Abstract

A chisel blade with a permanently attached shaft is disclosed. The chisel blade and shaft are dimensioned and configured such that shaft is removably attachable to a portable heating element. The chisel blade with an attached shaft may include a portable soldering iron with the soldering tip removed. In the two possible embodiments, the chisel blade has a rectangular shape with a beveled cutting surface having a straight cutting edge. In a third embodiment, the chisel blade is concave and the beveled cutting edge is concave.

Claims (19)

1. A tool for trimming tire knobs comprising:

a chisel blade having a top and a bottom, the chisel blade having a cutting edge configured to cut tire knobs and a beveled cutting surface positioned at the top of the chisel blade;

a shaft being permanently attached to the bottom of the chisel blade; and

wherein the chisel blade with the attached shaft being dimensioned and configured so that it is removably attachable to a portable heating element.

2. The tool of claim 1 wherein the portable heating element is a portable soldering iron without a soldering tip.

3. The tool of claim 1 wherein the chisel blade with the attached shaft is permanently attached to the portable heating element.

4. The tool of claim 1 wherein the chisel blade has a thickness of 2 mm to 4 mm.

5. The tool of claim 1 wherein the chisel blade has a width of between 20 mm and 51 mm.

6. A tool for trimming knobs of a tire comprising:

a chisel blade having a left side, a right side, a front side and a back side, a bottom and a top, the chisel blade having a beveled cutting surface with a cutting edge configured to cut tire knobs wherein the cutting edge of the beveled cutting surface is positioned at the top and the back side of the chisel blade;

a shaft with a first end and a second end, the first end being permanently attached to bottom of the chisel blade; and

wherein the chisel blade with the attached shaft is removably attachable to a portable heating element.

7. The tool for trimming knobs of a tire of claim 6 wherein a longitudinal axis of the shaft is perpendicular to the bottom of the chisel blade, and wherein a first end of the shaft is positioned midway between the left side and the right side of the chisel blade, and the longitudinal axis of the shaft is parallel to the back side of the chisel blade.

8. The tool for trimming knobs of a tire of claim 6 wherein the portable heating element is a portable soldering iron with the soldering tip removed.

9. The tool for trimming knobs of at tire of claim 6 wherein the front side and the back side of the chisel blade are parallel flat surfaces and wherein the cutting edge of the beveled cutting surface is a straight edge.

10. The tool for trimming knobs of a tire of claim 6 wherein the dimensions of the chisel blade have a width between 20 mm and 51 mm, have a height of 20 mm and have a thickness of between 2 mm and 4 mm.

11. The tool for trimming knobs of a tire of claim 6 wherein the back side of the chisel blade is concave and wherein the cutting edge of the beveled cutting surface is concave.

12. The tool of claim 1 wherein the beveled cutting surface has a cutting edge that is a straight edge.

13. The tool of claim 1 wherein the chisel blade additionally comprising a back side wherein the back side of the chisel blade is concave and wherein the cutting edge of the beveled cutting surface is concave.

Continuity (2)
Provisional Application 61210374 · Mar 18, 2009
Related Publication 20100237058A1 · Sep 23, 2010