摘要 |
The present disclosure is directed to a system for retention of drilling components of a drilling rig (10) that includes a first drilling component with a first retention feature (80,82,84,86), a second drilling component with a second retention feature (80,82,84,86), and a secondary retention device (45). The first drilling component is coupled to the second drilling component and the secondary retention device (45) engages with the first retention feature (80,82,84,86) of the first drilling component and with the second retention feature (80,82,84,86) of the second drilling component. |