Abstract:
PROBLEM TO BE SOLVED: To provide a display device having improved moisture-proof performance and having a picture frame made narrowed.SOLUTION: A display includes: a drive substrate having a display region and a bonding region around the display region; a display layer provided on the display region; a surface film disposed so as to face a display surface of the display layer; and a moisture proof film interposed between the display layer and the surface film while being in contact with the drive substrate in the bonding region, and sealing the display layer from and to the drive substrate.
Abstract:
PROBLEM TO BE SOLVED: To provide a display which can prevent intrusion of water to ensure the display performance.SOLUTION: A display includes: a display substrate including liquid crystal; a driving substrate driving the display substrate; and a damp-proof layer continuously provided along the top face and side faces of the display substrate, and the top face of the driving substrate. The damp-proof layer is adhered to the display substrate and the driving substrate through an adhesive layer provided along the top face and side faces of the display substrate, and the top face of the driving substrate.
Abstract:
PROBLEM TO BE SOLVED: To enable it to sharply reduce the space which is needed for the electrical connection of a head module. SOLUTION: A head module comprises two or more head chips 20 wherein an electrode to be electrically connected with a control substrate is mounted, a nozzle sheet 25 wherein a nozzle has been formed and two pieces of flexible wiring substrate 3 with wiring for electrically connecting the electrode of each head chip 20 with the connector of the control substrate. For each flexible wiring substrate 3, one end of the wiring is electrically connected with the electrode of each head chip 20, and the other end serves as an interposition terminal part 3b for the connector of the control substrate. The interposition terminal part 3b of each flexible wiring substrate 3 is arranged so as to be located at the position shifted mutually between each flexible wiring substrate 3. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To easily peel a nozzle sheet of an electrocast product from even a mother die that is not pretreated, without damaging the nozzle sheet in a short period of time. SOLUTION: An apparatus for manufacturing the nozzle sheet having a nozzle for discharging a liquid formed therein comprises: the mother die 30 for producing an electrocast layer 34 having the nozzle formed thereon, on the upper surface through electrocasting treatment; a handle 41 for moving the mother die 30 in a longitudinal direction of the electrocast layer 34; and a bending section 43 for peeling at least one end of the electrocast layer 34 from the mother die 30, while bending the mother die 30 which is moved by the handle 41 in a downward direction. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To prevent a head module from coming into contact with a liquid by sealing an exposed part of a wiring substrate by a simple constitution, and also to reduce manufacturing costs. SOLUTION: An electrode 23 of a head chip 20 is exposed from a region not covered by a nozzle sheet 25 of a head chip positioning hole. A flexible wiring substrate 3 is arranged to cover the exposed electrode 23 of the head chip 20 at the side of a face of a module frame 11 where the nozzle sheet 25 is prepared. An electrode (tip of a wiring pattern 3a) of the flexible wiring substrate 3 is electrically connected with the electrode 23 of the head chip 20 via an anisotropic conductive film 28. At the same time, the wiring pattern 3a of the flexible wiring substrate 3 exposed from a gap between the head chip 20 and the module frame 11 is sealed by the anisotropic conductive film 28. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To substantially improve the convenience by making the removing work with a head module unit easier. SOLUTION: The apparatus has a head frame 2 wherein head module arranging holes which hold two or more head modules have been formed. For buffer tanks communicating with the ink liquid chambers of all head chips, the buffer tanks located in series in the module arranging holes are connected each other by a U-tube 13. A control board 4 with a connector 4a for electrically connecting to the head module is arranged so as to cover all buffer tanks, and the substrate has a notch 4b which lets a flexible wiring board 3 for electrically connecting an electrode of the head chip and the connector 4a of the control substrate 4 pass and an opening 4c enabling the U-tube 13 to be removed by an outside handling. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To adopt an ACF connection which connects via an anisotropic conductive film, and to prevent leakage and sealing defects of a sealant from occurring. SOLUTION: Each nozzle sheet 25 is arranged to a head chip stationing hole 11b to have nozzles 25a positioned within the head chip stationing hole 11b, and to cover a part of the region of the head chip stationing hole 11b. At the same time, the nozzle sheet 25 is formed in a size of a necessary minimum to cover a part of the region of the head chip stationing hole 11b. A flexible wiring board 3 has its electrode electrically connected to an electrode of a head chip 20. At the same time, the flexible wiring board 3 is arranged to cover the exposed electrode of the head chip 20 at the face side where the nozzle sheet 25 is set. Moreover, the flexible wiring board 3 has projections 3a overlapped on the nozzle sheet 25 at both ends in a longitudinal direction of the nozzle sheet 25. The overlapped parts are bonded to the nozzle sheet 25. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To let electric charges of a nozzle sheet discharge outside when the nozzle sheet is charged without costs being raised in the case of using a plurality of the nozzle sheets. SOLUTION: The nozzle sheet 25 is arranged to have a nozzle 25a positioned within a head chip stationing hole to each head chip stationing hole at one side face of a module frame 11. The module frame 11 and the nozzle sheet 25 are both formed of an electrically conductive material and bonded with an electrically conductive adhesive 14 so that both can be electrically conductive to each other. Each head chip 20 is arranged at each head chip stationing hole from the other side face of the module frame 11 so that a heating resistor 22 of the head chip 20 and the nozzle 25 are set at opposed positions. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To reduce manufacturing costs and to smooth a nozzle surface. SOLUTION: The manufacturing method comprises a first process of sticking each nozzle sheet 25 so that a nozzle 25a is positioned within a head chip stationing hole and covers a part of the region of the head chip stationing hole at one side face of a module frame 11 under a first temperature environment, a second process of sticking each head chip 20 to each head chip stationing hole from the other side face of the module frame 11 under a second temperature environment lower than the first temperature environment, a third process of attaching a flexible wiring board 3 to the face side of the module frame 11 where the nozzle sheet 25 is fitted so that an electrode of the flexible wiring board 3 and an electrode 23 of the head chip 20 are electrically connected with each other, and a fourth process of coating the nozzle sheet 25 stuck to the module frame 11 and an end part of the flexible wiring board 3 with a protecting cover 30. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To uniform a distance between a module frame and a nozzle sheet. SOLUTION: The nozzle sheet 25 is arranged to have a nozzle 25a positioned within a head chip stationing hole to each head chip stationing hole at one side face of the module frame 11. At the same time, the nozzle sheet 25 is bonded to make a layer thickness a thickness of one particle 14a with an adhesive 14 which contains a plurality of particles 14a formed uniform in their particle sizes. Each head chip 20 is arranged at each head chip stationing hole from the other side face of the module frame 11 so that a heating resistor 22 of the head chip 20 and the nozzle 25a are set at opposed positions. COPYRIGHT: (C)2007,JPO&INPIT