US4163667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deformable imaging member used in electro-optic imaging system
Assignee: Xerox Corp
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Filing: 1973-10-11
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Granted: 1979-08-07
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Expires: 1993-10-11
Abstract
Abstract Electro-optic imaging members including photoconductive material, a deformable elastomer layer and a thin, flexible conductive metallic layer are described. The metallic layer comprises titanium and silver. Methods for forming the metallic layer and imaging methods utilizing the novel imaging members are also disclosed.
Inventors
- 👤 Joseph J. Wysocki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:23
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/022; G03G5/10; G03G5/102
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
79 words
An imaging member comprising a layer of photoconductive material, an electric field deformable elastomer layer having a volume resistivity above about 10 4 ohm-cm overlying said photoconductive material layer and flexible conductive metallic layer comprising titanium and silver overlying said elastomer layer, said elastomer layer being capable of deforming to correspond to an electrical field pattern created by altering an electrical field across said elastomer layer by exposing the photoconductive material to electromagnetic radiation to which it is sensitive.
Claim 2
Dependent Claim
79 words
An imaging member comprising a layer of photoconductive material, an electric field deformable elastomer layer having a volume resistivity above about 10 4 ohm-cm overlying said photoconductive material layer and flexible conductive metallic layer comprising titanium and silver overlying said elastomer layer, said elastomer layer being capable of deforming to correspond to an electrical field pattern created by altering an electrical field across said elastomer layer by exposing the photoconductive material to electromagnetic radiation to which it is sensitive.
Claim 3
Dependent Claim
35 words
The member as defined in claim 1 wherein said member includes a plurality of said electric field deformable elastomer layers, each said elastomer layer having different thickness and elastic modulus from said other elastomer layers.
Claim 4
Dependent Claim
22 words
The imaging member as defined in claim 1 and further including a layer of insulating liquid overlying said flexible conductive metallic layer.
Claim 5
Dependent Claim
35 words
The imaging member as defined in claim 1 and further including means for spatially modulating an electric field across said elastomer layer at a frequency within the spatial frequency deformation capability of the elastomer layer.
Claim 6
Dependent Claim
23 words
The imaging member as defined in claim 4 wherein said means for spatially modulating includes a line grating adjacent said photoconductive material layer.
Claim 7
Dependent Claim
20 words
The member as defined in claim 1 and further including a substrate for supporting the layers of said imaging member.
Claim 8
Dependent Claim
15 words
The member as defined in claim 6 wherein said substrate is a transparent conductive member.
Claim 9
Dependent Claim
56 words
An imaging method comprising (a) providing an imaging member according to claim 7; (b) subjecting said imaging member to an electric field; and (c) exposing said imaging member to information modulated electromagnetic radiation to which the photoconductive material is responsive to deform the elastomer layer corresponding to changes in the electric field caused by the exposure.
Claim 10
Dependent Claim
34 words
The method as defined in claim 8 wherein said electric field to which said imaging member is subjected is spatially modulated at a frequency within the spatial frequency deformation capability of the elastomer layer.
Claim 11
Dependent Claim
22 words
The method as defined in claim 8 wherein said electric field is of a strength sufficient to permanently deform the elastomer layer.
Claim 12
Dependent Claim
31 words
The method as defined in claim 8 and further including illuminating said imaging member with readout electromagnetic radiation to optically construct an image corresponding to the deformations in the elastomer layer.
Claim 13
Dependent Claim
20 words
The method as defined in claim 11 and further including the step of erasing the deformations in the elastomer layer.
Claim 14
Dependent Claim
24 words
The method as defined in claim 12 wherein said step of erasing includes removing the electric field to which the imaging member is subjected.
Claim 15
Dependent Claim
27 words
The method as defined in claim 12 wherein said step of erasing includes reversing the polarity of the electric field to which the imaging member is subjected.
Claim 16
Dependent Claim
76 words
An imaging member comprising an electric field deformable elastomer layer having a volume resistivity above about 10 4 ohm-cm, said elastomer layer including photoconductive material, and a flexible conductive metallic layer comprising titanium and silver overlying said elastomer layer, said elastomer layer being capable of deforming to correspond to an electrical field pattern created by altering an electrical field across said elastomer layer by exposing the photoconductive material to electromagnetic radiation to which it is responsive.
Claim 17
Dependent Claim
76 words
An imaging member comprising an electric field deformable elastomer layer having a volume resistivity above about 10 4 ohm-cm, said elastomer layer including photoconductive material, and a flexible conductive metallic layer comprising titanium and silver overlying said elastomer layer, said elastomer layer being capable of deforming to correspond to an electrical field pattern created by altering an electrical field across said elastomer layer by exposing the photoconductive material to electromagnetic radiation to which it is responsive.
Claim 18
Dependent Claim
36 words
The member as defined in claim 15 wherein said member includes a plurality of said electric field deformable elastomer layers, each said elastomer layer having a different thickness and elastic modulus from said other elastomer layer.
Claim 19
Dependent Claim
21 words
The member as defined in claim 15 and further including a layer of insulating liquid overlying said flexible conductive metallic layer.
Claim 20
Dependent Claim
34 words
The member as defined in claim 15 and further including means for spatially modulating an electrical field across said elastomer layer at a frequency within the spatial frequency deformation capability of the elastomer layer.
Claim 21
Dependent Claim
21 words
The member as defined in claim 18 wherein said means for spatially modulating includes a line grating adjacent said elastomer layer.
Claim 22
Dependent Claim
20 words
The member as defined in claim 15 and further including a substrate for supporting the layers of said imaging member.
Claim 23
Dependent Claim
15 words
The member as defined in claim 20 wherein said substrate is a transparent conductive member.
Claim 24
Dependent Claim
56 words
An imaging method comprising (a) providing an imaging member according to claim 21; (b) subjecting said imaging member to an electric field; and (c) exposing said imaging member to information modulated electromagnetic radiation to which the photoconductive material is responsive to deform the elastomer layer corresponding to changes in the electric field caused by the exposure.
Claim 25
Dependent Claim
34 words
The method as defined in claim 22 wherein said electric field to which said imaging member is subjected is spatially modulated at a frequency within the spatial frequency deformation capability of the elastomer layer.
Claim 26
Dependent Claim
22 words
The method as defined in claim 22 wherein said electric field is of a strength sufficient to permanently deform the elastomer layer.
Claim 27
Dependent Claim
20 words
The method as defined in claim 22 and further including the step of erasing the deformations in the elastomer layer.
Claim 28
Dependent Claim
24 words
The method as defined in claim 25 wherein said step of erasing includes removing the electric field to which the imaging member is subjected.
Claim 29
Dependent Claim
27 words
The method as defined in claim 25 wherein said step of erasing includes reversing the polarity of the electric field to which the imaging member is subjected.
Claim 30
Dependent Claim
31 words
The method as defined in claim 22 and further including illuminating said imaging member with readout electromagnetic radiation to optically construct an image corresponding to the deformations in the elastomer layer.
References Cited (Backward Citations)
US3716359A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-08-06 | 1983-02-05 | 1983-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-08-06 | 1987-02-05 | 1987-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-08-06 | 1991-02-05 | 1991-08-07 | $7700.00 | Window Closed / Lapsed |