US Patent 11906082 Joint restraint device

A gland includes an annular ring, the annular ring defining a gland bore, the gland bore defining a gland axis extending through the annular ring; and a joint restraint assembly, the joint restraint assembly including a restraint base, the restraint base attached to the annular ring, the restraint base defining a restraint pocket, the restraint base including a structural rail; a gripper, the gripper disposed within the restraint pocket and configured to move in the restraint pocket; a spring biasing the gripper to move inwards towards the gland axis; and a cover contacting at least a portion of the restraint base.