A Schwimmer is a type of pressure regulator that is usually attached to the bottom of a chest and regulates the wind pressure by means of a movable lid controlling an inlet valve.

A Schwimmer is a type of pressure regulator that is usually attached to the bottom of a chest and regulates the wind pressure by means of a movable lid controlling an inlet valve.A type of pressure regulator that is usually attached to the bottom of a chest and regulates the wind pressure by means of a movable lid controlling an inlet valve. When wind is consumed in the chest, the lid moves inward, under the tension of springs, and opens the inlet valve, admitting air from the blower. If the lid is large and the springs of the proper type, this kind of regulator produces the most stable wind pressure.