Patent ID: 11873856
Assignee: BPC LG 2, LLC
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 19:
20. The torque control fastener system of claim 18, wherein the first quantity is 4-10 and the second quantity is 2-10, and the nut has a lock-free zone and no portion of the locking coil is within the lock-free zone, wherein the lock-free zone is defined by a predetermined lock-free distance measured parallel to a nut longitudinal axis from a transverse plane perpendicular to the nut longitudinal axis and passing through a midpoint of the nut length, and the lock-free zone extends the lock-free distance toward the nut proximal end and extends the lock-free distance toward the nut distal end, and the lock-free distance is at least 5% of the nut length.