Patent US4437100A successfully refreshed from Google Patents.
US4437100A
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Ink-jet head and method for production thereof
Assignee: Canon Inc
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Filing: 1982-06-04
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Granted: 1984-03-13
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Expires: 2002-06-04
Abstract
Abstract An ink-jet head comprising an ink flow path of a hardened film of a photosensitive resin composition provided on the surface of a substrate, characterized in that a binding auxiliary layer is interposed between said substrate surface and the hardened film.
Inventors
- 👤 Hiroshi Sugitani
- 👤 Hiroto Matsuda
- 👤 Masami Ikeda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:24
CPC Classifications
B; B41; B41J; B41J2/00; B41J2/005; B41J2/01; B41J2/135; B41J2/16; B41J2/1621; B41J2/164; B41J2/1645; B41J2/1601; B41J2/1604; B41J2/1623; B41J2/1626; B41J2/1628; B41J2/1631; B41J2/1632
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
42 words
An ink-jet head comprising an ink flow path constituted of a hardened film of a photosensitive resin composition provided on the surface of a substrate, characterized in that a binding auxiliary layer is interposed between the substrate surface and the hardened film.
Claim 2
Dependent Claim
42 words
An ink-jet head comprising an ink flow path constituted of a hardened film of a photosensitive resin composition provided on the surface of a substrate, characterized in that a binding auxiliary layer is interposed between the substrate surface and the hardened film.
Claim 3
Dependent Claim
20 words
An ink-jet head according to claim 1, wherein the binding auxiliary layer is constituted of a thermosetting type resin adhesive.
Claim 4
Dependent Claim
20 words
An ink-jet head according to claim 1, wherein the binding auxiliary layer is constituted of a photocurable type resin adhesive.
Claim 5
Dependent Claim
19 words
An ink-jet head according to claim 1, wherein the binding auxiliary layer is constituted of a thin metal film.
Claim 6
Dependent Claim
24 words
An ink-jet film according to claim 1, wherein the binding auxiliary layer is constituted of a resin type adhesive containing a silane coupling agent.
Claim 7
Dependent Claim
23 words
An ink-jet head according to claim 1, wherein the binding auxiliary layer is constituted of a coated film of a silane coupling agent.
Claim 8
Dependent Claim
25 words
An ink-jet head according to claim 1, wherein the binding auxiliary layer is provided in a thickness within the range of from 0.1μ to 5μ.
Claim 9
Dependent Claim
20 words
An ink-jet head according to claim 1, wherein an ink discharging pressure generating element is provided on the substrate surface.
Claim 10
Independent Claim
75 words
A method for producing an ink-jet head, comprising the steps of: forming walls of an ink flow path constituted of a hardened film of a photosensitive resin on at least one surface of a substrate with a binding auxiliary layer interposed therebetween simultaneously with the formation or following the formation of the walls, portions of the auxiliary layer existing within the ink flow path, and then providing a covering member on the ink flow path.
Claim 11
Independent Claim
75 words
A method for producing an ink-jet head, comprising the steps of: forming walls of an ink flow path constituted of a hardened film of a photosensitive resin on at least one surface of a substrate with a binding auxiliary layer interposed therebetween simultaneously with the formation or following the formation of the walls, portions of the auxiliary layer existing within the ink flow path, and then providing a covering member on the ink flow path.
Claim 12
Dependent Claim
19 words
A method according to claim 9, wherein an ink discharging pressure generating element is previously provided on said substrate.
Claim 13
Dependent Claim
19 words
A method according to claim 9, wherein the binding auxiliary layer is constituted of a thermosetting type resin adhesive.
Claim 14
Dependent Claim
19 words
A method according to claim 9, wherein the binding auxiliary layer is constituted of a photocurable type resin adhesive.
Claim 15
Dependent Claim
18 words
A method according to claim 9, wherein the binding auxiliary layer is constituted of a thin metal film.
Claim 16
Dependent Claim
23 words
A method according to claim 9, wherein the binding auxiliary layer is constituted of a resin type adhesive containing a silane coupling agent.
Claim 17
Dependent Claim
22 words
A method according to claim 9, wherein the binding auxiliary layer is constituted of a coated film of a silane coupling agent.
Claim 18
Dependent Claim
24 words
A method according to claim 9, wherein the binding auxiliary layer is provided in a thickness within the range of from 0.1μ to 5μ.
References Cited (Backward Citations)
US4335389A
Cited
US4368476A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-03-13 | 1987-09-12 | 1988-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-03-13 | 1991-09-12 | 1992-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-03-13 | 1995-09-12 | 1996-03-13 | $7700.00 | Window Closed / Lapsed |