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    • 67. 发明专利
    • DE60033218D1
    • 2007-03-22
    • DE60033218
    • 2000-06-30
    • CANON KK
    • SUZUKI YOSHIAKIKASHINO TOSHIOMIYAGAWA MASASHIMIHARA HIROAKI
    • B41J2/16B41J2/14
    • The invention provides a method for producing a liquid discharge head including a head main body (7) provided with plural energy generation elements (12) for generating energy for discharging liquid as a flying liquid droplet and plural flow paths (1) in which the energy generation elements are respectively provided, and an orifice plate (16) provided with plural discharge ports (3) respectively communicating with the flow paths, wherein the orifice plate and the head main body are mutually adjoined, the method comprising a step of preparing a substrate consisting of a silicon-containing material for preparing the orifice plate a step of forming, by dry etching, plural recesses (58) in positions on the surface of the substrate respectively corresponding to the discharge ports, with a depth larger by 5 to 50 mu m than the depth of the discharge ports, a step of thinning the substrate from the reverse side thereof until the depth of the recesses becomes equal to the depth of the discharge apertures to form plural discharge ports on the substrate, thereby preparing the orifice plate constructed by forming the plural discharge ports in the substrate, and a step of adjoining the orifice plate to the head main body.
    • 70. 发明专利
    • ES2209723T3
    • 2004-07-01
    • ES00112011
    • 2000-06-02
    • CANON KK
    • SUZUKI YOSHIAKITAGAWA YOSHINORIMIYAGAWA MASASHIWATANABE MAKOTOMASUKAWA TATSUYAKURIHARA YOSHIAKI
    • B41J2/135B41J2/16
    • A method of manufacturing a liquid discharge head having a discharge opening for discharging liquid droplets therefrom, a wall member constituting a liquid flow path communicating with the discharge opening to supply liquid to the discharge opening, a substrate provided with a bubble creating element for creating a bubble in the liquid, and a movable member supported by and fixed to the substrate with the discharge opening side thereof as a free end and provided at a position facing the bubble creating element in the liquid flow path with a gap between it and the substrate, the free end of the movable member being displaced away from the substrate by pressure produced by creating the bubble to thereby direct the pressure to the discharge opening side and discharge the droplet of the liquid from the discharge opening, has the steps of preparing the substrate provided with the movable member, filling the gap between the movable member and the substrate with liquid photo-curing resin, and applying the resin to the substrate by spin coating until it covers the movable member, exposing that area of the photo-curing resin which excludes an area including at least the liquid flow path to light to thereby harden a portion corresponding to the wall member, and removing the unexposed portion of the photo-curing resin to thereby form the movable member in the liquid flow path.