Invention Grant
US06923530B2 Fused filter screen for use in ink jet cartridge and method of assembling same 失效
用于喷墨墨盒的熔融过滤网及其组装方法

Fused filter screen for use in ink jet cartridge and method of assembling same
Abstract:
An ink tank cartridge includes a housing having a chamber in which ink is stored. A screen is secured to a surface of the housing through which an outlet passage communicates with the chamber. The screen is fused to the first surface by melting a continuous portion or bead around the outlet passage with a heated ram, ultrasonic welding, laser welding, etc. A vacuum can be applied through the outlet port to assist in locating and removing wrinkles from the screen. A recess can also be provided in the first surface of the housing to locate the screen and allow the ink absorbing member, filled with ink, to form a liquid-tight seal with the remainder of the first surface about the recess.
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