IP Library Granted Patent US 7,152,967
Granted Patent B2
US 7,152,967 · App. 11/329,043 · Granted Dec 26, 2006

Ink chamber having a baffle unit

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Quick Facts
Patent No.
US 7,152,967
App. No.
11/329,043
Granted
Dec 26, 2006
Kind
B2
Abstract

An ink chamber for an ink supply system in a printer. The ink chamber comprises a baffle unit housed within a housing. The baffle unit comprises a plurality of baffles. The baffle unit is divided into a plurality of separate sections.

Claims (18)

1. An ink chamber for an ink supply system in a printer, the ink chamber comprising:

a housing; and,

a baffle unit housed within the housing, the baffle unit comprising a plurality of baffles,

wherein the baffle unit is divided into a plurality of separate sections, each separate section corresponding to a different colored ink, and

wherein the housing comprises a plurality of positioning protuberances.

2. The ink chamber according to claim 1 , wherein the housing sealingly cooperates with the baffle unit.

3. The ink chamber according to claim 1 , wherein the plurality of baffles comprises a plurality of first baffles and a plurality of second baffles, wherein the first baffles are larger than the second baffles.

4. The ink chamber of claim 3 , wherein the second baffles are positioned between the first baffles.

5. The ink chamber according to claim 1 , wherein the baffles are arranged to restrict ink flow fluctuations in the ink supply system.

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

7. The ink chamber of claim 1 , wherein the baffle unit comprises a plurality of transverse baffles.

8. The ink chamber of claim 1 , wherein the baffle unit comprises a longitudinally recessed base for mounting an ink manifold.

9. The ink chamber of claim 8 , wherein the recessed base comprises a plurality of ink outlets for fluid communication with a corresponding plurality of ink inlets in the ink manifold.

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

11. 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.

12. The ink chamber of claim 1 , wherein the baffle unit is welded to the housing.

13. The ink chamber of claim 1 , wherein the baffle unit is ultrasonically welded to the housing.

14. The ink chamber according to claim 1 , wherein the baffles are configured to reduce acceleration of ink in the ink supply system during movement of the printer.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 13, 2012
From: SILVERBROOK RESEARCH PTY. LIMITED AND CLAMATE PTY LIMITED
To: ZAMTEC LIMITED
Reel/Frame 028549/0076 →