Patent application number | Description | Published |
20080204490 | EJECTION RATE MEASUREMENT METHOD, EJECTION RATE ADJUSTMENT METHOD, LIQUID EJECTION METHOD, METHOD OF MANUFACTURING COLOR FILTER, METHOD OF MANUFACTURING LIQUID CRYSTAL DISPLAY DEVICE, AND METHOD OF MANUFACTURING ELECTRO-OPTIC DEVICE - An ejection rate measurement method for a device having a plurality of droplet ejection head columns mounted on a plurality of carriages includes the steps of (a) measuring an ejection rate of a liquid ejected from a droplet ejection head included in one of the plurality of droplet ejection head columns sandwiched between other two of the plurality of droplet ejection head columns, (b) sandwiching, after step (a), one of the plurality of droplet ejection head columns, which has not been sandwiched between other two of the plurality of droplet ejection head columns in step (a), between other two of the plurality of droplet ejection head columns, and (c) measuring an ejection rate of a liquid ejected from a droplet ejection head included in one of the plurality of droplet ejection head columns sandwiched between other two of the plurality of droplet ejection head columns in step (b). | 08-28-2008 |
20080211855 | Liquid droplet ejection apparatus, method for manufacturing electro-optic device, electro-optic device, and electronic equipment - A liquid droplet ejection apparatus performs a drawing operation on a workpiece set on a set table by driving the ejection of a functional liquid droplet ejection head in a head unit while moving the head unit in a main scanning direction relative to the set table. The liquid droplet ejection apparatus includes an ejection defect test unit for inspecting an ejection defect of the functional liquid droplet ejection head. The ejection defect test unit includes a drawn unit on which a predetermined test pattern is drawn by test ejection from the functional liquid droplet ejection head and ejection-defect determination means for determining the ejection defect by capturing an image of the test pattern drawn on the ejection-defect test unit and recognizing the image. The drawn unit is disposed on a scan moving axis offset from the set table towards the main scanning direction. | 09-04-2008 |
20080211856 | Liquid droplet ejection apparatus, method for manufacturing electro-optic device, electro-optic device, and electronic equipement - A liquid droplet ejection apparatus performs a drawing operation on a workpiece set on a set table by driving the ejection of a functional liquid droplet ejection head in a head unit while moving the head unit in a main scanning direction relative to the set table. The liquid droplet ejection apparatus includes an ejection defect test unit for inspecting an ejection defect of the functional liquid droplet ejection head. The ejection defect test unit includes a drawn unit on which a predetermined test pattern is drawn by test ejection from the functional liquid droplet ejection head and ejection-defect determination means for determining the ejection defect by capturing an image of the test pattern drawn on the ejection-defect test unit and recognizing the image. The drawn unit is disposed on a scan moving axis offset from the set table towards the main scanning direction. | 09-04-2008 |
20090008159 | WEIGHT MEASUREMENT DEVICE, DROPLET DISCHARGE DEVICE, AND WEIGHT MEASUREMENT METHOD - A weight measurement device is configured and arranged to measure the weight of a measurement object. the weight measurement device includes a container and a wind-guard cover. The container is configured and arranged to receive the measurement object therein. The wind-guard cover is configured and arranged to selectively cover an upper space of the container. The wind-guard cover has a transverse air-blocking part configured and arranged to block an air flow flowing in a transverse direction with respect to the container. | 01-08-2009 |
20090027434 | METHOD FOR DISCHARGING DROPLETS AND DROPLET DISCHARGE APPARATUS - A method of discharging droplets includes discharging a liquid material from a droplet discharge head and causing the droplet discharge head and a substrate as a landing target for the liquid material to move relative to each other to thereby deposit the liquid material on the substrate, feeding and removing the substrate to and from a droplet discharge apparatus provided with the droplet discharge head, performing a weight measurement discharge from the droplet discharge head substantially concurrent to the feeding and removing of the substrate to and from the droplet discharge apparatus, and measuring the weight of the liquid material discharged in the weight measurement discharge. | 01-29-2009 |
20090087628 | LIQUID DROPLET EJECTION APPARATUS, METHOD OF MANUFACTURING ELECTROOPTICAL DEVICE, ELECTROOPTICAL DEVICE, AND ELECTRONIC APPARATUS - A method of manufacturing an electrooptical device includes forming a film-deposited section of function liquid droplets on a substrate by a liquid droplet ejection apparatus having a plurality of color-dependent function liquid droplet ejection heads are arranged such that a plurality of color-dependent partial imaging lines, each formed by a plurality of ejection nozzles, are formed so as to continuously make up a single imaging line in the Y-axis direction. An imaging process is performed by repeating a main scanning operation for driving each function liquid droplet ejection head in synchronization with moving of the substrate in the X-axis direction, and a sub-scanning operation for moving the function liquid droplet ejection heads through a carriage unit in the Y-axis direction by a length of a partial imaging line. | 04-02-2009 |
20090184999 | LIQUID BODY DISCHARGE DEVICE AND METHOD FOR DISCHARGING LIQUID BODY - A liquid body discharge device includes a plurality of nozzles for discharging a liquid body to a liquid body discharged region of a substrate, and a plurality of heads moving along a moving path and each including the plurality of nozzles. Among the plurality of heads, at least one of the plurality of heads includes the plurality of nozzles aligned in a first alignment direction, while a rest of the plurality of heads includes the plurality of nozzles aligned in a second alignment direction that is different from the first alignment direction. The liquid body is discharged to the liquid body discharged region of the substrate by moving one of the substrate and at least one of the plurality of heads. | 07-23-2009 |
20090189938 | DROPLET DISCHARGE DEVICE, DISCHARGE METHOD, METHOD FOR MANUFACTURING COLOR FILTER, AND METHOD FOR MANUFACTURING ORGANIC ELECTRO LUMINESCENT DEVICE - A droplet discharge device includes a droplet discharge head; a plurality of carriages that have the droplet discharge head and are arranged in an array; and an arrangement changing unit changing an order of the plurality of carriages in the array. In the device, the droplet discharge device discharges a liquid body to a workpiece while the droplet discharge device scans relatively to the workpiece. | 07-30-2009 |
20090189950 | LIQUID BODY DISCHARGE DEVICE AND METHOD FOR DISCHARGING LIQUID BODY - A liquid body discharge device includes: a head; and a plurality of nozzles provided to the head. In the device, a liquid body is discharged from the plurality of nozzles to a liquid body discharged region of a substrate by moving one of the substrate and the head, and the nozzles are aligned in a first alignment direction and a second alignment direction. | 07-30-2009 |
20090191341 | LIQUID BODY DISCHARGE DEVICE AND METHOD FOR DISCHARGING LIQUID BODY - A liquid body discharge device includes: a plurality of nozzles for discharging a liquid body to a liquid body discharged region of a substrate; and a plurality of heads including the plurality of nozzles. In the device, the liquid body is discharged to the liquid body discharged region of the substrate by moving one of the substrate and the plurality of heads. Further, an alignment direction of the plurality of nozzles provided to at least one of the plurality of heads is different from an alignment direction of the plurality of nozzles provided to a rest of the plurality of heads. Furthermore, the at least one of the heads moves in a moving path A and the rest of the plurality of heads moves in a moving path B that is a different moving path from the moving path A. | 07-30-2009 |
20090303270 | LIQUID DROPLET EJECTION APPARATUS, METHOD FOR MANUFACTURING ELECTRO-OPTIC DEVICE, ELECTRO-OPTIC DEVICE, AND ELECTRONIC EQUIPMENT - A liquid droplet ejection apparatus performs a drawing operation on a workpiece set on a set table by driving the ejection of a functional liquid droplet ejection head in a head unit while moving the head unit in a main scanning direction relative to the set table. The liquid droplet ejection apparatus includes an ejection defect test unit for inspecting an ejection defect of the functional liquid droplet ejection head. The ejection defect test unit includes a drawn unit on which a predetermined test pattern is drawn by test ejection from the functional liquid droplet ejection head and ejection-defect determination means for determining the ejection defect by capturing an image of the test pattern drawn on the ejection-defect test unit and recognizing the image. The drawn unit is disposed on a scan moving axis offset from the set table towards the main scanning direction. | 12-10-2009 |
20090315941 | LIQUID DROPLET EJECTING APPARATUS, ELECTRO-OPTICAL DEVICE, METHOD OF MANUFACTURING THE ELECTRO-OPTICAL DEVICE, AND ELECTRONIC APPARATUS - A liquid droplet ejecting apparatus of the present invention includes a cleaning unit, a regular flushing unit, capping unit, and an ejection-amount measuring unit as droplet ejecting head maintenance units used for function maintenance, function recovery, adjustment, or inspection of a liquid ejecting head. The droplet ejecting head maintenance units are arranged in a group in a movable platen as a maintenance-unit installing section. The movable platen is supported by an accessory stand physically separated from a main body. | 12-24-2009 |
20100039474 | LIQUID DROPLET EJECTION APPARATUS, METHOD FOR MANUFACTURING ELECTRO-OPTIC DEVICE, ELECTRO-OPTIC DEVICE, AND ELECTRONIC EQUIPMENT - A liquid droplet ejection apparatus performs a drawing operation on a workpiece set on a set table by driving the ejection of a functional liquid droplet ejection head in a head unit while moving the head unit in a main scanning direction relative to the set table facing a drawing area by an X-axis table. The liquid droplet ejection apparatus includes a periodic flushing unit which is disposed on a main scan moving axis at a position offset from the drawing area towards the main scanning direction and which receives forcible ejection from the functional liquid droplet ejection head during non-drawing time and a pre-drawing flushing unit which is disposed adjacent to the set table and faces the drawing area and which receives forcible ejection from the functional liquid droplet ejection head performed immediately before starting the drawing operation. | 02-18-2010 |
20100134556 | LIQUID DROPLET EJECTION APPARATUS, METHOD FOR MANUFACTURING ELECTRO-OPTIC DEVICE, ELECTRO-OPTIC DEVICE, AND ELECTRONIC EQUIPMENT - A liquid droplet ejection apparatus for drawing on a workpiece by ejecting functional liquid droplets includes a functional liquid droplet ejection head that is movable relative to the workpiece; and a suction unit that sucks the functional liquid droplets from an ejection nozzle of the functional liquid droplet ejection head. The functional liquid droplet ejection head is able to be replaced when the functional liquid droplet ejection head faces the suction unit. | 06-03-2010 |
20100283810 | DROPLET-DISCHARGING APPARATUS, ELECTROOPTIC DEVICE, ELECTRONIC APPARATUS, AND METHOD FOR ELECTROOPTIC DEVICE - A droplet-discharging apparatus for discharging a droplet onto a base through the nozzle of a head, the apparatus including: a platform retaining the base; a plurality of transportation units, each including a head group having at least one head with a nozzle line and each being moved in the sub-scanning direction on an axis or on a plurality of axes disposed parallel to each other; and a position-controlling unit for adjusting relative position of the adjacent head groups arranged in the main scanning direction or in the sub-scanning direction to adjust the nozzle pitch by independently driving the plurality of transportation units, wherein the droplet is discharged onto predetermined portions on the base from the head group while the transportation units are relatively moved for the platform in the main scanning direction. | 11-11-2010 |
20110063367 | LIQUID DROPLET EJECTION APPARATUS, METHOD OF MANUFACTURING ELECTROPTICAL DEVICE, ELECTROOPTICAL DEVICE, AND ELECTRONIC APPARATUS - A method of drawing on a workpiece by ejecting functional liquid thereon while relatively scanning the workpiece and an ejection head is provided. The method comprises the steps of: a first scanning for drawing in a plurality of first areas along a scanning direction; and a second scanning for drawing in a second area between the plurality of first areas drawn in by the first scanning. | 03-17-2011 |
20110074875 | LIQUID DROPLET EJECTION APPARATUS, METHOD FOR MANUFACTURING ELECTRO-OPTIC DEVICE, ELECTRO-OPTIC DEVICE, AND ELECTRONIC EQUIPMENT - A liquid droplet ejection apparatus performs a drawing operation on a workpiece set on a set table by driving the ejection of a functional liquid droplet ejection head in a head unit while moving the head unit in a main scanning direction relative to the set table facing a drawing area by an X-axis table. The liquid droplet ejection apparatus includes a periodic flushing unit which is disposed on a main scan moving axis at a position offset from the drawing area towards the main scanning direction and which receives forcible ejection from the functional liquid droplet ejection head during non-drawing time and a pre-drawing flushing unit which is disposed adjacent to the set table and faces the drawing area and which receives forcible ejection from the functional liquid droplet ejection head performed immediately before starting the drawing operation. | 03-31-2011 |
20110100725 | DROPLET DISCHARGE DEVICE - A droplet discharge device for discharging a liquid material onto a workpiece includes a droplet discharge head, a guide rail, a stage, a maintenance stage and a weight measurement device. The droplet discharge head discharges the liquid material. The guide rail extends in a prescribed direction. The stage, on which the workpiece is mounted, moves on the guide rail along the prescribed direction. The maintenance stage moves on the guide rail along the prescribed direction. The weight measurement device is disposed on the maintenance stage, the weight measurement device measuring weight of droplets discharged from the droplet discharge head and is able to be disposed at a location opposite the droplet discharge head when the maintenance stage moves along the guide rail. | 05-05-2011 |
20120042827 | METHOD FOR DISCHARGING DROPLETS AND DROPLET DISCHARGE APPARATUS - A droplet discharge apparatus is configured to move a droplet discharge head and a weight measurement unit relative to each other so that the droplet discharge head is placed in a position that faces the weight measurement unit by controlling a weight measurement unit movement part and a weight measurement unit secondary movement. The droplet discharge apparatus is also configured to control the droplet discharge head to perform a weight measurement discharge for measuring a weight of the liquid material discharged from the droplet discharge head during the feed/removal period, which includes a period for feeding and removing the substrate from the stage, and a period in which the stage is moved in relative fashion by the stage movement unit for performing feeding and removal operations. | 02-23-2012 |