Positive Lock Patents (Class 411/926)

Cross-Reference Art Collections

Side (Class 411/927)
Thread gripper (Class 411/928)
  • Lock nut systems and methods
    Patent number: 11719274
    Abstract: A lock nut system includes a nut having a retaining member which includes locking teeth configured to engage with the lock nut teeth. The retaining member is rotatable in both a clockwise or counterclockwise direction a preselected distance to allow the locking teeth to mesh with the nut teeth so the lock nut can be locked into position on the shaft without further rotation or other adjustment of the nut.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: August 8, 2023
    Assignee: TEMPER AXLE PRODUCTS CORPORATION
    Inventor: Nicholas Mesiti
  • Captive screw
    Patent number: 11629747
    Abstract: A captive screw, comprising: a screw; a press fit nut, to connect to an opening on a device and to accept a screw, including: a bottom portion, to extend through the opening; a top portion; and a middle portion, wherein the middle portion is smaller in circumference than the top portion and the bottom portion; and a sleeve including a protrusion, wherein the sleeve fits over the screw and attaches to the press fit nut via the protrusion.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: April 18, 2023
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Chong Tan, Joseph Allen
  • Locking assembly for a lightweight gearbox
    Patent number: 11608851
    Abstract: A lock nut and tang washer mechanism preloads and locks components in a rotating environment. A drive system mechanism preloads and locks the device in a rotating environment and provides a double locking safety requirement needed in most aircraft for applications operating in an enclosed environment. The mechanism holds a required torque for the duration of the drive system operating life without the need for periodic visual inspections.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: March 21, 2023
    Assignee: AVX Aircraft Company
    Inventors: Ian W. Brown, Richard F. Murray