Laser welded broadhead

• US 20060030439A1
• Filed: 09/23/2005
• Published: 02/09/2006
• Est. Priority Date: 01/31/2001
• Status: Abandoned Application

• Current Assignee: Philip Muller
• Original Assignee: Philip Muller
• Inventors: Muller, Philip
• Application Number:
  US11/234,353
• Publication Number:
  US 20060030439A1
• Time in Patent Office: Days
• US Class Current: 473/583
• CPC Class Codes: F42B 6/08 Arrow heads; Harpoon heads

Abstract

A broadhead including parts inseparably connected by laser welding.

Claims

1. A broadhead comprising:

a plurality of parts, wherein at least two of the parts are permanently fastened together at a laser welded seam.

2. The broadhead of claim 1 wherein the parts comprise at least one blade.

3. The broadhead of claim 1 wherein the parts comprise a cap.

4. The broadhead of claim 1 wherein the parts comprise a collar.

5. The broadhead of claim 1 wherein the parts comprise a ferrule.

6. The broadhead of claim 1 wherein the parts comprise a tip structure.

7. The broadhead of claim 1 wherein no flux or other filler material has been added to the seam.

8. The broadhead of claim 1 wherein flux or other filler material has been added to the seam.

9. The broadhead of claim 1 wherein the laser welded seam comprises a spot welded seam.

10. The broadhead of claim 1 wherein the laser welded seam comprises overlapping spot welds.

11. A broadhead comprising:

a plurality of blades;

wherein at least one of the blades is permanently joined to another part of the broadhead by a laser welded seam.

12. The broadhead of claim 11, wherein the other part is another blade.

13. The broadhead of claim 11 wherein the other part is a cap or collar.

14. The broadhead of claim 11 wherein the other part is a ferrule.

15. A broadhead comprising:

a first blade;

at least one other part, wherein the at least one other part is selected from the group consisting of a second blade, a cap, a collar, and a ferrule;

wherein the blade and the other part are permanently fastened together at a laser welded seam that contains no flux or filler material.