CA2241801A1 - Ink cartridge - Google Patents
Ink cartridgeInfo
- Publication number
- CA2241801A1 CA2241801A1 CA002241801A CA2241801A CA2241801A1 CA 2241801 A1 CA2241801 A1 CA 2241801A1 CA 002241801 A CA002241801 A CA 002241801A CA 2241801 A CA2241801 A CA 2241801A CA 2241801 A1 CA2241801 A1 CA 2241801A1
- Authority
- CA
- Canada
- Prior art keywords
- cartridge
- ink
- chamber
- ink jet
- communication port
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
An ink cartridge connectable to an ink jet recording head of an ink jet recording apparatus includes a first chamber containing negative pressure producing material and having an ink outlet connectable to the ink jet head to supply ink from the cartridge to the ink jet head and an air vent for allowing air into the cartridge; and a second chamber having a communication port and inner surfaces, said communication port being disposed at a lower part of said cartridge when the cartridge is in use and said inner surfaces intersecting at an intersection portion, said second chamber communicating with the first chamber by means of said communication port and providing an ink reservoir for said first chamber, wherein said intersection portion is rounded.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP206302/1993(PAT.) | 1993-08-20 | ||
| JP5206302A JP3043926B2 (en) | 1993-08-20 | 1993-08-20 | ink cartridge |
| CA002130300A CA2130300C (en) | 1993-08-20 | 1994-08-17 | Ink cartridge |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002130300A Division CA2130300C (en) | 1993-08-20 | 1994-08-17 | Ink cartridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2241801A1 true CA2241801A1 (en) | 1995-02-21 |
| CA2241801C CA2241801C (en) | 2004-02-10 |
Family
ID=25677439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002241801A Expired - Lifetime CA2241801C (en) | 1993-08-20 | 1994-08-17 | Ink cartridge |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2241801C (en) |
-
1994
- 1994-08-17 CA CA002241801A patent/CA2241801C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2241801C (en) | 2004-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20140818 |