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    • 7. 发明授权
    • Ink jet cartridge having protected positioning portions
    • 具有保护定位部分的喷墨墨盒
    • US5847731A
    • 1998-12-08
    • US257488
    • 1994-06-09
    • Makoto KashimuraToshihiko BekkiHirofumi HiranoTetsuo Kimura
    • Makoto KashimuraToshihiko BekkiHirofumi HiranoTetsuo Kimura
    • B41J2/175B41J25/34
    • B41J2/1752B41J25/34
    • An ink jet cartridge has a recording head with a substrate, a head portion with a discharge port surface on the substrate, a discharge port provided on the discharge port surface, and an ink tank, the substrate having a leading end line. The ink tank has a substantially rectangular parallelopipedal shape and can contain ink. The ink tank includes a front surface, side surface, and opposing surface opposed to the side surface, the recording head is disposed on the side surface of the ink tank, and the opposing surface has a front end line. Plural positioning portions are provided on and project from the substrate of the head and part of the ink tank. The positioning portions project only within a space enclosed by a plane, the front surface of the ink tank, and the substrate. The leading end line of the substrate of the recording head and the front end line of the surface opposed to the side surface of the ink tank on which the recording head is disposed lie in the plane.
    • 喷墨墨盒具有带有基板的记录头,在基板上具有排出口表面的头部,设置在排出口表面上的排出口以及具有前端线的墨槽。 墨水罐具有基本上长方体形的平行六面体形状并且可以容纳墨水。 墨盒包括前表面,侧表面和与侧表面相对的相对表面,记录头设置在墨盒的侧表面上,相对表面具有前端线。 多个定位部分设置在头部的基底和墨水罐的一部分上并从其突出。 定位部仅在由平面,墨罐的前表面和基板包围的空间内突出。 记录头的基板的前端和与设置有记录头的墨盒的侧面相对的表面的前端线位于平面内。