Patent ID: 6048053
Filing Date: 2000-04-11
Classification: B41J

Abstract:
An ink jet recording head comprising:a plurality of piezoelectric vibration elements;a nozzle plate having nozzle openings formed therein;a flow path forming plate secured to said nozzle plate for forming pressure producing chambers and a reservoir in cooperation with said nozzle plate;a resilient plate secured to said flow path forming plate, said resilient plate being abutted against a front end of an associated piezoelectric vibration element;a frame for retaining said nozzle plate, said flow path forming plate, and said resilient plate, the nozzle plate said flow path forming plate and said resilient plate being laminated and fixed on a surface of said frame, said frame including an overhang portion;a fixed board secured to said overhang portion by an adhesive layer and extending therefrom, wherein said piezoelectric vibration elements are fixed to said fixed board; anda spacing member integrally formed on said fixed board for defining a gap between the fixed board and said piezoelectric vibration elements.