Patent ID: 11927424
Assignee: ALAN PRODUCTS LLC
Field: Other special machines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A firing system for a crossbow; the crossbow having an arrow rest extending along an arrow rest axis, the firing system comprising a right limb and a left limb, the right limb being pivotable about a right limb axis relative to the arrow rest and the left limb being pivotable about a left limb axis relative to the arrow rest, the right limb and the left limb being positionable between an un-cocked condition and a cocked or full draw condition wherein movement from the un-cocked condition toward the cocked condition pivots the right and left limbs about the right and left limbs axes respectively, the firing system further comprising a power assembly having a power cable with a right extension and a left extension, the firing system further having a spring assembly, the power cable having a forward end including the right and left extensions wherein the right extension is operably joined to the right limb and the left extension is operably joined to the left limb, and the power cable further including a rear end operably joined to the spring assembly, the spring assembly having a power spring extending along a power spring axis between a first spring end and a second spring end and having a central spring opening, the power spring being parallel to the arrow rest axis, the power cable extending through the central spring opening from the first spring end toward the second spring end, the rear end of the power cable being operably joined relative to the second spring end of the power spring, moving the right limb and the left limb from the un-cocked condition to the cocked condition pulling the forward end of the power cable forwardly wherein the operable engagement with the second spring end compressing the power spring by pulling the second spring end toward the first spring end to produce the shooting force to propel the archery arrow.