Patent ID: 6991324

Claim:
A solution emitting head for emitting a solution through an outlet, comprising, a main body including a cavity, a cover attached to the main body in such a manner that the cover covers the cavity to form a chamber so that the solution is stored in the chamber temporarily before being emitted from the outlet, and a solution pressurizing device for pressurizing the solution in the chamber to be discharged through the outlet from the chamber, wherein the cover is fixedly attached to the main body by an adhesive dissolution-resistant against the solution between the cover and the main body, a main component of the cover is thermoplastic polyimide, and a part of the cover facing to the main body adheres as the adhesive to the main body, and another part of the cover facing to the chamber is deformable in such a manner that a volume of the chamber is decreased to pressurize the solution in the chamber.