US Patent 7338280 Interchangeable piezoelectric lighter

An interchangeable piezoelectric lighter includes a casing having a switcher cavity and a valve switcher rotatably received in the switcher cavity wherein the valve switcher includes at least two gas nozzles axially provided therein. The gas nozzles are adapted for selectively and coaxially aligning with a gas valve for producing different types flames. Therefore, by rotatably switching the valve switcher, the gas valve is adapted to align with the respective gas nozzle for a releasing gas passing therethrough, so as to produce a desired type of flame.