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Patexia Research
Issue Date Feb 24, 2022
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Patent Application - DUAL SPREADING ARROWHEAD > Claims

  • 1. A dual spreading arrowhead for mounting upon a shaft, comprising: two blades having an elongated trapezoidal form;said blades operatively connecting by an elongated cylinder through a head, said head having a longitudinal axis and a slot transverse to the longitudinal axis, said blades rotating in said slot and said arrowhead having a longitudinal axis;a spacer placing into said slot interiorly of said head and said blades; andwherein said dual spreading arrowhead transitions from a flight position with said blades angularly spaced near each other to a deployed position with said blades rotating outwardly from each other and attaining at least one hundred eight degrees of separation, as during a hunt.
    • 2. The dual spreading arrowhead of claim 1 further comprising: each of said blades having a tip, a first edge inward from said tip, a second edge inward from said first edge, a third edge rotating from said second edge, and a spine from said third edge to said tip;each of said blades having a front spanning said first edge, said second edge, said third edge, and said spine, and a back opposite said front and mutually parallel and spaced apart from said front; andeach of said blades having a shoulder opposite said tip, said shoulder having a rounded form of greater width than the distance from said spine to said second edge, said shoulder including said third edge.
      • 3. The dual spreading arrowhead of claim 2 further comprising: each of said shoulders having said third edge extending at least ninety degrees in rotation from said second edge, and each of said shoulders extending from said third edge in a square edge to said spine wherein said square edge attains an angle to the longitudinal axis of said dual spreading arrowhead; andsaid square edges of said shoulders in cooperation with said spacer retaining said blades in the flight position until said tips cut a target upon contact and said blades open to the deployed position.
        • 4. The dual spreading arrowhead of claim 3 further comprising: said blades stacking back to back and said shoulders entering said slot, said tips positioning away from said head, and said tips orienting mutually outward.
        • 7. The dual spreading arrowhead of claim 3 further comprising: said spacer having two sloped surfaces abutting said shoulders.
          • 8. The dual spreading arrowhead of claim 7 further comprising: each of said sloped surfaces abutting one of said shoulders.
      • 5. The dual spreading arrowhead of claim 2 further comprising: said head having a forward surface orienting towards said blades, a round cylindrical shape having a diameter, a round neck opposite said forward surface and centered upon said head having a diameter, and a round stem outwardly from said neck and centered upon said neck having a diameter;said neck having its diameter less than that of said head, said stem having its diameter less than that of said neck;said head having a length and said slot having a depth at least half of the length of said head; andsaid head having two coaxial apertures transverse to said slot and to said longitudinal axis of said head wherein said apertures receive said elongated cylinder.
        • 6. The dual spreading arrowhead of claim 5 further comprising: said forward surface having a bevel.
        • 9. The dual spreading arrowhead of claim 5 wherein said elongated cylinder is either a pin or a screw.
          • 10. The dual spreading arrowhead of claim 9 wherein said elongated cylinder is a screw.
  • 11. A mechanical broadhead capable of mounting upon a shaft, comprising: a head having a longitudinal axis and a slot transverse to the longitudinal axis;a spacer placing into said slot;two blades having an elongated trapezoidal form, said blades operatively connecting by an elongated cylinder, said elongated cylinder inserting into said head rearward of said spacer;said blades rotating in said slot and said mechanical broadhead having a longitudinal axis; andwherein said mechanical broadhead transitions from a flight position with said blades angularly spaced near each other to a deployed position with said blades rotating outwardly from each other and attaining at least one hundred eight degrees of separation, as during a hunt.
    • 12. The mechanical broadhead of claim 11 further comprising: said head having a forward surface orienting towards said blades, a round cylindrical shape having a diameter, a round neck opposite said forward surface and centered upon said head having its diameter, and a round stem outwardly from said neck and centered upon said neck having its diameter;said neck having its diameter less than that of said head, said stem having its diameter less than that of said neck;said head having a length and said slot having a depth at least half of the length of said head, said slot being opposite said neck; andsaid head having two coaxial apertures transverse to said slot and to said longitudinal axis of said head wherein said apertures receive said elongated cylinder.
      • 13. The mechanical broadhead of claim 12 further comprising: said forward surface having a bevel.
    • 14. The mechanical broadhead of claim 11 wherein said elongated cylinder is either a pin or a screw.
      • 15. The mechanical broadhead of claim 14 wherein said elongated cylinder is a screw.
    • 16. The mechanical broadhead of claim 11 further comprising: each of said blades having a tip, a first edge inward from said tip, a second edge inward from said first edge, a third edge rotating from said second edge, and a spine from said third edge to said tip;each of said blades having a front spanning said first edge, said second edge, said third edge, and said spine, and a back opposite said front and mutually parallel and spaced apart from said front;each of said blades having a foot opposite said tip, each of said feet having a rounded form of greater width than the distance from said spine to saidsaid mechanical broadhead having a longitudinal axis;each of said feet having said third edge extending at least ninety degrees in rotation from said second edge, and each of said feet extending from said third edge in a square edge to said spine wherein said square edge attains an angle to the longitudinal axis of said mechanical broadhead; andsaid square edges of said feet in cooperation with said spacer retaining said blades in the flight position until said tips cut a target upon contact and said blades open to the deployed position.
      • 17. The mechanical broadhead of claim 16 further comprising: said spacer having two sloped surfaces abutting said feet.
        • 18. The mechanical broadhead of claim 17 further comprising: said blades stacking back to back and said feet entering said slot, said tips positioning away from said head, and said tips orienting mutually outward;said spacer having two sloped surfaces abutting said feet; andeach of said sloped surfaces abutting said squared edge of one of said feet.
  • 19. A mechanical broadhead capable of mounting upon a shaft, comprising: two blades having an elongated trapezoidal form;said blades operatively connecting by an elongated cylinder through a head, said head having a longitudinal axis and a slot transverse to the longitudinal axis, said blades rotating in said slot and said broadhead having a longitudinal axis;a spacer placing into said slot interiorly of said head and said blades;wherein said mechanical broadhead transitions from a flight position with said blades angularly spaced near each other to a deployed position with said blades rotating outwardly from each other and attaining at least one hundred eight degrees of separation, as during a hunt;each of said blades having a tip, a first edge inward from said tip, a second edge inward from said first edge, a third edge rotating from said second edge, and a spine from said third edge to said tip;each of said blades having a front spanning said first edge, said second edge, said third edge, and said spine, and a back opposite said front and mutually parallel and spaced apart from said front;each of said blades having a shoulder opposite said tip, said shoulder having a rounded form of greater width than the distance from said spine to said second edge, said shoulder including said third edge;said mechanical broadhead having a longitudinal axis;each of said shoulders having said third edge extending at least ninety degrees in rotation from said second edge, and each of said shoulders extending from said third edge in a square edge to said spine wherein said square edge attains an angle to the longitudinal axis of said mechanical broadhead;said blades stacking back to back, said shoulders entering said slot, said tips positioning away from said head, and said tips orienting mutually outward; andsaid square edges of said shoulders in cooperation with said spacer retaining said blades in the flight position until said tips cut a target upon contact and said blades open to the deployed position.
    • 20. The mechanical broadhead of claim 19 further comprising: said head having a forward surface orienting towards said blades, a round cylindrical shape having a diameter, a round neck opposite said forward surface and centered upon said head having a diameter, and a round stem outwardly from said neck and centered upon said neck having a diameter;said neck having its diameter less than that of said head, said stem having its diameter less than that of said neck;said head having a length and said slot having a depth at least half of the length of said head;said head having two coaxial apertures transverse to said slot and to said longitudinal axis of said head wherein said apertures receive said elongated cylinder;said forward surface having a bevel;said spacer having two sloped surfaces abutting said shoulders;each of said sloped surfaces abutting said squared edge of one of said shoulders; andwherein said elongated cylinder is a pin.
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