US Patent 11396964 Joint restraint device

A mechanical joint includes a piping element, the piping element including an element flange, the piping element defining a socket extending inwards from the element flange; a pipe length, the pipe length extending through the element flange into the socket, the pipe length defining an outer pipe surface; and a gland, the pipe length extending through the gland, the gland including a joint restraint assembly, the joint restraint assembly including a restraint base; and a gripper disposed within the restraint pocket, the gripper configured to rotate in the restraint pocket, the gripper further configured to engage the outer pipe surface to prevent removal of the pipe length from the socket.