How to remove the German standard oxygen terminal connector

Use your hand to press down the card spring on one side of the connector, and then pull out the air hose can be. The quick air coupling has a spring on the outside and a tooth on the inside. Under normal circumstances, press the spring to insert the air tube, and then release the spring to extend the internal teeth to hold the air tube connector. To remove the fitting, press the spring to release the teeth and pull out the fitting. German DIN type oxygen terminal for central oxygen system, used for oxygen terminal of central oxygen system, also called oxygen quick socket. Generally installed in the ward bedside equipment belt.