Patent ID: 6227645
Filing Date: 2001-05-08
Classification: B41J

Abstract:
A liquid jet recording head comprising:an element substrate, fixed to a reference member, whereon are formed a plurality of discharge energy generating elements for generating discharge energy for discharging a recording liquid;a grooved top plate, to be bonded to said element substrate, for forming a plurality of liquid flow paths, which correspond to said discharge energy generating elements, and a plurality of discharge ports, which communicate with said liquid flow paths, for the discharge of said recording liquid; anda pressing member paired with said reference member, which said pressing member engages, between which said grooved top plate and said element substrate are held in order for said grooved top plate to be pressed against said element substrate, said pressing member includinga pressing portion, extended in a direction in which said discharge ports are arranged, for applying pressure to said grooved top plate in a vicinity of said discharge ports,a flexible portion for flexibly supporting said pressing portion,an engagement portion for engaging said reference member, andflexible operating portions located on either end of said pressing portion to charge a spring urging force.