Continuous water heater fabrication for use e.g. in hot drinks machine, is carried out by e.g. laser-welding of water pipe to clad heating element, fusing contacting surfaces together

摘要

A connecting bridge is formed between heating element (3) and water pipe (2). Contacting surfaces (8, 16) are formed, being pressed and bonded together by welding, fusing the surfaces together An Independent claim is included for the corresponding heater.