How do you check a double-lock on handcuffs?

To check a double-lock on handcuffs, pushing down on the handcuff to ensure it is locked is the most effective method. This technique confirms the security of the handcuff by applying slight pressure to see if the lock engages properly and does not move. The double-lock mechanism is designed to prevent the handcuffs from tightening further once they are applied, enhancing the comfort and safety of the detainee. By pushing down, you verify that the locking mechanism is engaged correctly, which is crucial for ensuring the handcuffs remain secure during transport and custody.

Other methods, such as pulling on the handcuff, twisting, or shaking them, may not provide reliable confirmation of the double-lock status. Pulling might give a false sense of security, and twisting could lead to misalignment of the lock. Shaking does not accurately test the lock’s functionality and can cause unnecessary discomfort to the restrained individual. Using the push-down method is a practical approach that addresses both safety and security effectively.