JPH03109835U - - Google Patents
Info
- Publication number
- JPH03109835U JPH03109835U JP1841390U JP1841390U JPH03109835U JP H03109835 U JPH03109835 U JP H03109835U JP 1841390 U JP1841390 U JP 1841390U JP 1841390 U JP1841390 U JP 1841390U JP H03109835 U JPH03109835 U JP H03109835U
- Authority
- JP
- Japan
- Prior art keywords
- ink
- supply path
- droplet ejection
- air hole
- air
- 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
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Description
第１図は、本考案であるインクジエツト記録ヘ
ツドの概略断面図、第２図は、従来のインクジエ
ツト記録ヘツドの概略図である。
４……インク供給路、５，１１……インク滴吐
出口、６……空気孔、８，１２……可動弁、９…
…電極、１０，１５……インク滴、１６……電気
熱交換体、１８……気泡。
FIG. 1 is a schematic sectional view of an inkjet recording head according to the present invention, and FIG. 2 is a schematic diagram of a conventional inkjet recording head. 4... Ink supply path, 5, 11... Ink droplet discharge port, 6... Air hole, 8, 12... Movable valve, 9...
... Electrode, 10, 15 ... Ink droplet, 16 ... Electric heat exchanger, 18 ... Air bubble.
Claims (1)
し、インクが供給されるインク供給路と、前記イ
ンク滴吐出口付近のインク供給路壁に設けられた
空気孔と、その空気孔に連通し、圧縮空気が供給
される空気供給路と、前記空気孔を塞ぐべく、前
記空気供給路内に設けられて、開状態から閉状態
になるときの押圧を前記空気孔より前記インク滴
吐出口側に存在するインクに印加させて、前記イ
ンク滴吐出口からインクをインク滴として吐出さ
せる可動弁と、を備えることを特徴とするインク
ジエツト記録ヘツド。 an ink droplet ejection port, an ink supply path that communicates with the ink droplet ejection port and through which ink is supplied, an air hole provided in a wall of the ink supply path near the ink droplet ejection port, and an air hole that communicates with the air hole. , an air supply path through which compressed air is supplied, and an air supply path provided in the air supply path to close the air hole, and apply pressure when changing from the open state to the closed state from the air hole to the ink droplet ejection port side. 1. An inkjet recording head comprising: a movable valve that applies voltage to ink present in the inkjet recording head to eject the ink as ink droplets from the ink droplet ejection opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1841390U JPH03109835U (en) | 1990-02-26 | 1990-02-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1841390U JPH03109835U (en) | 1990-02-26 | 1990-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03109835U true JPH03109835U (en) | 1991-11-12 |
Family
ID=31521572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1841390U Pending JPH03109835U (en) | 1990-02-26 | 1990-02-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03109835U (en) |
-
1990
- 1990-02-26 JP JP1841390U patent/JPH03109835U/ja active Pending