IP Library Granted Patent US 6,916,091
Granted Patent B2
US 6,916,091 · App. 10/963,567 · Granted Jul 12, 2005

Ink chamber suitable for an ink supply system in a portable printer

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Quick Facts
Patent No.
US 6,916,091
App. No.
10/963,567
Granted
Jul 12, 2005
Kind
B2
Abstract

An ink chamber, suitable for an ink supply system in a portable printer, is provided. The ink chamber comprises a plurality of baffles for minimizing ink flow fluctuations in the ink supply system. The ink chamber is typically elongate and divided into a plurality of elongate sections, each section corresponding to a different colored ink. The baffles are typically transverse baffles in the elongate ink chamber.

Claims (9)

1. An ink chamber, suitable for an ink supply system in a portable printer, the ink chamber comprising a baffle unit sealingly cooperating with a housing, the baffle unit comprising a plurality of baffles for minimizing ink flow fluctuations in the ink supply system, wherein

the baffle unit is divided into a plurality of separate sections.

2. The ink chamber of claim 1 , wherein each section corresponds to a different colored ink.

3. The ink chamber of claim 1 , wherein the baffle unit is elongate and divided into a plurality of elongate sections.

4. The ink chamber of claim 3 , wherein the baffle unit comprises a plurality of transverse baffles.

5. The ink chamber of claim 4 , wherein the baffle unit comprises a longitudinally recessed base for mounting an ink manifold.

6. The ink chamber of claim 5 , wherein the recessed base comprises a plurality of ink outlets for fluid communication with a corresponding plurality of ink inlets in the ink manifold.

7. The ink chamber of claim 1 , wherein each section of the baffle unit comprises a pierceable end wall portion for providing fluid communication with a corresponding ink reservoir.

8. The ink chamber of claim 1 , wherein the housing comprises a plurality of hydrophobically sealed breather openings, the openings being permeable to air and impervious to ink.

Assignments (3)
CHANGE OF NAME Recorded Jun 25, 2014
From: ZAMTEC LIMITED
To: MEMJET TECHNOLOGY LIMITED
Reel/Frame 033244/0276 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 12, 2012
From: SILVERBROOK RESEARCH PTY. LIMITED AND CLAMATE PTY LIMITED
To: ZAMTEC LIMITED
Reel/Frame 028539/0484 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 14, 2004
From: SILVERBROOK, KIA
To: SILVERBROOK RESEARCH PTY. LTD.
Reel/Frame 015898/0256 →