Claims
- 1. An ink jet head, comprising:
- a first substrate having a plurality of ink ejection pressure generating elements for ejecting an ink through a plurality of corresponding ink ejection outlets;
- a second substrate integrally having an orifice plate and a grooved portion, said orifice plate having the ink ejection outlets, and said grooved portion cooperating with and being positioned relative to said first substrate so as to define a plurality of ink passages in fluid communication with the ink ejection outlets;
- a supporting member for supporting said first substrate, said supporting member having an ink ejection side surface having a groove,
- wherein the ink ejection side surface of said supporting member abuts said orifice plate, and a sealant enters through said groove in said supporting member between said orifice plate and ink ejection side surface.
- 2. An ink jet head according to claim 1, wherein said ink ejection pressure generating elements are electrothermal transducers.
- 3. An ink jet head according to claim 1, further comprising an integral ink container for supplying the ink to said ink passages.
- 4. An ink jet recording apparatus comprising:
- an ink jet cartridge having an integral ink jet head comprising;
- an ink jet head, comprising:
- a first substrate having a plurality of ink ejection pressure generating elements for ejecting an ink through a plurality of corresponding ink ejection outlets;
- a second substrate integrally having an orifice plate and a grooved portion, said orifice plate having the ink ejection outlets, and said grooved portion cooperating with and being positioned relative to said first substrate so as to define a plurality of ink passages in fluid communication with the ink ejection outlets;
- a supporting member for supporting said first substrate, said supporting member having an ink ejection side surface having a groove,
- wherein the ink ejection side surface of said supporting member abuts said orifice plate, and a sealant enters through said groove in said supporting member between said orifice plate and ink ejection side surface;
- an ink container containing an ink supplied to said ink jet head;
- supply means for supplying the ink from said ink container to said ink jet head; and
- a carriage for carrying said cartridge.
Priority Claims (4)
Number |
Date |
Country |
Kind |
1-241025 |
Sep 1989 |
JPX |
|
1-241054 |
Sep 1989 |
JPX |
|
1-241055 |
Sep 1989 |
JPX |
|
1-241057 |
Sep 1989 |
JPX |
|
Parent Case Info
This application is a division of application Ser. No. 08/867,405, filed on Jun. 2, 1997, which is a continuation of application Ser. No. 08/466,723, filed Jun. 6, 1995, now abandoned, which was a divisional of application Ser. No. 08/142,056 filed Oct. 28, 1993 now abandoned, which was a divisional of application Ser. No. 07/940,735, filed Sep. 8, 1992 and now U.S. Pat. No. 5,389,957, which is a continuation of application Ser. No. 07/583,336, filed Sep. 17, 1990, now abandoned.
US Referenced Citations (27)
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EPX |
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Divisions (3)
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Number |
Date |
Country |
Parent |
867405 |
Jun 1997 |
|
Parent |
142056 |
Oct 1993 |
|
Parent |
940735 |
Sep 1992 |
|
Continuations (2)
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Number |
Date |
Country |
Parent |
466723 |
Jun 1995 |
|
Parent |
583336 |
Sep 1990 |
|