JPH0384142U - - Google Patents
Info
- Publication number
- JPH0384142U JPH0384142U JP14482289U JP14482289U JPH0384142U JP H0384142 U JPH0384142 U JP H0384142U JP 14482289 U JP14482289 U JP 14482289U JP 14482289 U JP14482289 U JP 14482289U JP H0384142 U JPH0384142 U JP H0384142U
- Authority
- JP
- Japan
- Prior art keywords
- ink
- light
- supply path
- receiving element
- ink supply
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Ink Jet (AREA)
Description
第１図は、本考案の実施例を表わすインクジエ
ツトプリンタの概略図、第２図ａは、インク供給
路をインクが満たし、発光素子から発せられた光
が受光素子に到達しない状態を表わすインク供給
路壁断面図、第２図ｂは、インク供給路をインク
が満たさず、発光素子から発せられた光が受光素
子に到達する状態を表わすインク供給路壁断面図
である。
１…インクタンク、４…インク供給路、５…発
光素子、６…受光素子。
FIG. 1 is a schematic diagram of an inkjet printer representing an embodiment of the present invention, and FIG. 2a shows a state in which the ink supply path is filled with ink and the light emitted from the light emitting element does not reach the light receiving element. FIG. 2b is a sectional view of the ink supply channel wall showing a state in which the ink supply channel is not filled with ink and light emitted from the light emitting element reaches the light receiving element. DESCRIPTION OF SYMBOLS 1... Ink tank, 4... Ink supply path, 5... Light emitting element, 6... Light receiving element.
Claims (1)
インクタンクに連通して設けられた、透光性部分
を有するインク供給路と、前記インクタンク内の
インクの残存を検出するインク残存検出器と、を
備え、前記インク残存検出器は、インク供給路の
透光性部分を挟む様に配設された発光及び受光素
子とからなり、前記インク供給路内にインクが無
い場合、又は有る場合のいずれかにおいて、発光
素子から発せられた光が受光素子に到達する様な
位置に設けられることを特徴とするインクジエツ
トプリンタ。 an ink tank containing translucent ink; an ink supply path having a translucent portion provided in communication with the ink tank; and an ink residual detector detecting residual ink in the ink tank; The remaining ink detector includes a light-emitting and light-receiving element arranged to sandwich a translucent portion of the ink supply path, and detects whether there is no ink in the ink supply path or when there is ink. An inkjet printer characterized in that it is installed at a position such that light emitted from a light emitting element reaches a light receiving element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14482289U JPH0384142U (en) | 1989-12-14 | 1989-12-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14482289U JPH0384142U (en) | 1989-12-14 | 1989-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0384142U true JPH0384142U (en) | 1991-08-27 |
Family
ID=31691494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14482289U Pending JPH0384142U (en) | 1989-12-14 | 1989-12-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0384142U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007331383A (en) * | 2006-05-19 | 2007-12-27 | Seiko Epson Corp | Ink cartridge and printer |
| JP2010214293A (en) * | 2009-03-17 | 2010-09-30 | Seiko Epson Corp | Functional liquid tank, method of replacing functional liquid in droplet discharge device, and droplet discharge device |
-
1989
- 1989-12-14 JP JP14482289U patent/JPH0384142U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007331383A (en) * | 2006-05-19 | 2007-12-27 | Seiko Epson Corp | Ink cartridge and printer |
| JP2010214293A (en) * | 2009-03-17 | 2010-09-30 | Seiko Epson Corp | Functional liquid tank, method of replacing functional liquid in droplet discharge device, and droplet discharge device |