US Patent 9399859 Magnetic coupling for faucet handle

A fluid delivery device including a body having at least one waterway, a valve assembly in fluid communication with the at least one waterway, the valve assembly including a movable valve member configured to control the flow of water through the at least one waterway and a stem operably coupled to the moveable valve member for movement therewith, and a handle coupled to the stem for movement therewith. A magnetically attractive element is supported by one of the handle and the stem, and at least one magnet is supported by the other of the handle and the stem that is configured to magnetically attract the magnetically attractive element to couple the handle to the stem.