US 7,556,359 B2
Ink refill unit with a working outlet and other dummy outlets
Kia Silverbrook, Balmain (Australia); Akira Nakazawa, Balmain (Australia); Christopher Hibbard, Balmain (Australia); Paul Ian Mackey, Balmain (Australia); Norman Micheal Berry, Balmain (Australia); and Garry Raymond Jackson, Balmain (Australia)
Assigned to Silverbrook Research Pty Ltd, Balmain, New South Wales (Australia)
Filed on Mar. 21, 2008, as Appl. No. 12/76,665.
Application 12/076665 is a continuation of application No. 11/014747, filed on Dec. 20, 2004, granted, now 7,360,861.
Application 11/014747 is a continuation in part of application No. 10/760254, filed on Jan. 21, 2004, granted, now 7,448,734.
Prior Publication US 2008/0211886 A1, Sep. 04, 2008
Int. Cl. B41J 2/175 (2006.01)
U.S. Cl. 347—84  [347/85] 7 Claims
OG exemplary drawing
 
1. An ink refill unit for refilling a printer ink cartridge unit, the ink refill unit comprising:
a base assembly which houses internal ink refilling components and defines a plurality of outlets for docking with the cartridge unit, each outlet corresponding to a respective type of ink with only one of the outlets working;
the ink refilling components including a syringe assembly coupled in fluid communication with the working outlet; and
a lid assembly which fits onto the base assembly to cover the ink refilling components.