Patent US5148193A successfully refreshed from Google Patents.
US5148193A
Expired / Lapsed
US
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Method for surface treatment of ink jet recording head
Assignee: Canon Inc
•
Filing: 1990-12-21
•
Granted: 1992-09-15
•
Expires: 2010-12-21
Abstract
Abstract A method for surface treatment of an ink jet recording head, having the step of transferring a surface treating agent provided on a support to the ink discharging opening surface having ink discharging openings of an ink jet recording head formed thereon from the support.
Inventors
- 👤 Tadayoshi Inamoto
- 👤 Haruo Uehara
- 👤 Hiromichi Noguchi
- 👤 Akihiko Shimomura
- 👤 Eiko Moriyama
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:44
CPC Classifications
B; B41; B41J; B41J2/00; B41J2/005; B41J2/01; B41J2/135; B41J2/16; B41J2/1606
Claims Analysis
Total Claims: 58
Claim 1
Independent Claim
82 words
A method for surface treatment of an ink jet recording head having an ink discharging opening surface with ink discharging openings, said method comprising the steps of: providing a liquid surface treating agent in the form of a film on a support; adhering the film to the ink discharging opening surface; and removing the support to remove portions of the surface treating agent corresponding to the ink discharging openings and leave the adhered surfaced treating agent on the ink discharging opening surface.
Claim 2
Independent Claim
82 words
A method for surface treatment of an ink jet recording head having an ink discharging opening surface with ink discharging openings, said method comprising the steps of: providing a liquid surface treating agent in the form of a film on a support; adhering the film to the ink discharging opening surface; and removing the support to remove portions of the surface treating agent corresponding to the ink discharging openings and leave the adhered surfaced treating agent on the ink discharging opening surface.
Claim 3
Dependent Claim
20 words
A method according to claim 1, further comprising the step of curing the surface treating agent after said removing step.
Claim 4
Dependent Claim
16 words
A method according to claim 2, wherein said curing step is by irradiation of active rays.
Claim 5
Dependent Claim
14 words
A method according to claim 2, wherein said curing step is effected by heating.
Claim 6
Dependent Claim
14 words
A method according to claim 2, wherein said curing step is effected by drying.
Claim 7
Dependent Claim
16 words
A method according to claim 1, wherein photosensitive resin is used as the surface treating agent.
Claim 8
Dependent Claim
17 words
A method according to claim 1, wherein a thermosetting resin is used as the surface treating agent.
Claim 9
Dependent Claim
18 words
A method according to claim 1, wherein a a coupling agent is used as the surface treating agent.
Claim 10
Dependent Claim
15 words
A method according to claim 1, wherein an elastic member is used as the support.
Claim 11
Dependent Claim
15 words
A method according to claim 9, wherein a plastic is used as the elastic member.
Claim 12
Dependent Claim
15 words
A method according to claim 1, wherein a rigid body is used as the support.
Claim 13
Dependent Claim
25 words
A method according to claim 11, wherein at least one material selected from among glasses, metals, ceramics, and woods is used as the rigid body.
Claim 14
Dependent Claim
20 words
A method according to claim 1, further comprising the step of curing the surface treating agent after said removing step.
Claim 15
Dependent Claim
17 words
A method according to claim 13, wherein said curing step is effected by irradiation of active rays.
Claim 16
Dependent Claim
14 words
A method according to claim 13, wherein said curing step is effected by heating.
Claim 17
Dependent Claim
14 words
A method according to claim 13, wherein said curing step is effected by drying.
Claim 18
Dependent Claim
15 words
A method according to claim 1, wherein an elastic member is used as the support.
Claim 19
Dependent Claim
15 words
A method according to claim 17, wherein a rubber is used as the elastic member.
Claim 20
Dependent Claim
27 words
A method according to claim 1, further comprising the step of drying the film of the surface treating agent formed on the support after said providing step.
Claim 21
Dependent Claim
26 words
A method according to claim 1, further comprising the step of drying the surface treating agent on the ink discharge opening surface after said removing step.
Claim 22
Dependent Claim
32 words
A method according to claim 1, wherein the film of the surface treating agent is formed with a thickness of no more than one-third of a diameter of the ink discharging openings.
Claim 23
Dependent Claim
22 words
A method according to claim 1, wherein the film of the surface treating agent is formed with a thickness of 0.1-10 μm.
Claim 24
Independent Claim
88 words
A method for surface treatment of an ink jet recording head having an ink discharging opening surface with ink discharging openings, said method comprising the steps of: providing a surface treating agent in the form of a film on a support; adhering the film to the ink discharging opening surface; modifying the surface treating agent except the portions thereof corresponding to the openings; and removing the support to thereby remove the unmodified surface treating agent and leave the modified surface treating agent on the ink discharge opening surface.
Claim 25
Independent Claim
88 words
A method for surface treatment of an ink jet recording head having an ink discharging opening surface with ink discharging openings, said method comprising the steps of: providing a surface treating agent in the form of a film on a support; adhering the film to the ink discharging opening surface; modifying the surface treating agent except the portions thereof corresponding to the openings; and removing the support to thereby remove the unmodified surface treating agent and leave the modified surface treating agent on the ink discharge opening surface.
Claim 26
Dependent Claim
17 words
A method according to claim 23, wherein the surface treating agent on the support is a liquid.
Claim 27
Dependent Claim
17 words
A method according to claim 23, wherein said surface treating agent on the support is a solid.
Claim 28
Dependent Claim
20 words
A method according to claim 23, further comprising the step of curing the surface treating agent after said removing step.
Claim 29
Dependent Claim
17 words
A method according to claim 26, wherein said curing step is effected by irradiation of active rays.
Claim 30
Dependent Claim
14 words
A method according to claim 26, wherein said curing step is effected by heating.
Claim 31
Dependent Claim
14 words
A method according to claim 26, wherein said curing step is effected by drying.
Claim 32
Dependent Claim
16 words
A method according to claim 23, wherein photosensitive resin is used as the surface treating agent.
Claim 33
Dependent Claim
17 words
A method according to claim 23, wherein a coupling agent is used as the surface treating agent.
Claim 34
Dependent Claim
15 words
A method according to claim 23, wherein an elastic member is used as the support.
Claim 35
Dependent Claim
15 words
A method according to claim 32, wherein a plastic is used as the elastic member.
Claim 36
Dependent Claim
15 words
A method according to claim 32, wherein a rubber is used as the elastic member.
Claim 37
Dependent Claim
15 words
A method according to claim 23, wherein a rigid body is used as the support.
Claim 38
Dependent Claim
25 words
A method according to claim 35, wherein at least one material selected from among glasses, metals, ceramics, and woods is used as the rigid body.
Claim 39
Independent Claim
91 words
A method for surface treatment of an ink jet recording head having an ink discharging opening surface with ink discharging openings, said method comprising the steps of: providing a surface treating agent in the form of a film on a support; adhering the film to the ink discharging opening surface; modifying at least a portion of the surface treating agent; and removing the support to remove portions of the surface treating agent corresponding to the ink discharging openings and leave the adhered surfaced treating agent on the ink discharging opening surface.
Claim 40
Independent Claim
91 words
A method for surface treatment of an ink jet recording head having an ink discharging opening surface with ink discharging openings, said method comprising the steps of: providing a surface treating agent in the form of a film on a support; adhering the film to the ink discharging opening surface; modifying at least a portion of the surface treating agent; and removing the support to remove portions of the surface treating agent corresponding to the ink discharging openings and leave the adhered surfaced treating agent on the ink discharging opening surface.
Claim 41
Dependent Claim
23 words
A method according to claim 37, wherein said modifying step comprises the step of irradiating the surface treating agent with an active ray.
Claim 42
Dependent Claim
19 words
A method according to claim 37, wherein said modifying step comprises the step of heating the surface treating agent.
Claim 43
Dependent Claim
19 words
A method according to claim 37, wherein said modifying step comprises the step of drying the surface treating agent.
Claim 44
Dependent Claim
43 words
A method according to claim 37, wherein said modifying step comprises the step of filling ink paths communicating with the ink discharge openings with a prevention agent that prevents modification of a portion of the surface treating agent formed over the ink paths.
Claim 45
Dependent Claim
12 words
A method according to claim 41, wherein the prevention agent comprises oxygen.
Claim 46
Dependent Claim
15 words
A method according to claim 37, wherein an elastic member is used as the support.
Claim 47
Dependent Claim
27 words
A method according to claim 37, further comprising the step of drying the film of the surface treating agent formed on the support after said providing step.
Claim 48
Dependent Claim
26 words
A method according to claim 37, further comprising the step of drying the surface treating agent on the ink discharge opening surface after said removing step.
Claim 49
Dependent Claim
32 words
A method according to claim 37, wherein the film of the surface treating agent is formed with a thickness of no more than one-third of a diameter of the ink discharging openings.
Claim 50
Dependent Claim
22 words
A method according to claim 37, wherein the film of the surface treating agent is formed with a thickness of 0.1-10 μm.
Claim 51
Independent Claim
91 words
A method for surface treatment of an ink jet recording head having an ink discharging opening surface with ink discharging openings, said method comprising the steps of: providing a surface treating agent in the form of a film on a support, the surface treating agent having an adhesive property; adhering the surface treating agent directly to the ink discharging opening surface; and removing the support to remove portions of the surface treating agent corresponding to the ink discharging openings and leave the adhered surface treating agent on the ink discharging surface.
Claim 52
Independent Claim
91 words
A method for surface treatment of an ink jet recording head having an ink discharging opening surface with ink discharging openings, said method comprising the steps of: providing a surface treating agent in the form of a film on a support, the surface treating agent having an adhesive property; adhering the surface treating agent directly to the ink discharging opening surface; and removing the support to remove portions of the surface treating agent corresponding to the ink discharging openings and leave the adhered surface treating agent on the ink discharging surface.
Claim 53
Dependent Claim
15 words
A method according to claim 48, wherein an elastic member is used as the support.
Claim 54
Dependent Claim
15 words
A method according to claim 49, wherein a rubber is used as the elastic member.
Claim 55
Dependent Claim
27 words
A method according to claim 48, further comprising the step of drying the film of the surface treating agent formed on the support after said providing step.
Claim 56
Dependent Claim
26 words
A method according to claim 48, further comprising the step of drying the surface treating agent on the ink discharge opening surface after said removing step.
Claim 57
Dependent Claim
32 words
A method according to claim 48, wherein the film of the surface treating agent is formed with a thickness of no more than one-third of a diameter of the ink discharging openings.
Claim 58
Dependent Claim
22 words
A method according to claim 48, wherein the film of the surface treating agent is formed with a thickness of 0.1-10 μm.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-09-15 | 1996-03-16 | 1996-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-09-15 | 2000-03-16 | 2000-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-09-15 | 2004-03-16 | 2004-09-15 | $7700.00 | Window Closed / Lapsed |