Patent application number | Description | Published |
20100302325 | Integrated Apparatus for Supplying Ink and Regulating Pressure - Disclosed is an integrated apparatus for supplying ink and regulating pressure, which comprises a chamber accommodating ink, a main chamber preliminarily storing ink to be supplied to the chamber, a nozzle communicating with the chamber and jetting ink transferred from the chamber to an outside, a first valve blocking or letting flow of ink between the main chamber and the chamber, a second valve blocking and letting flow of ink between the chamber and the nozzle, a piston placed above ink accommodated in the chamber and reciprocating rectilinearly while sealing ink inside the chamber, a piston driver providing a driving force to the piston, a sensor installed in the chamber and sensing pressure due to weight of ink, and a controller receiving a sensed signal from the sensor and outputting a signal for controlling the piston to the piston, wherein the piston moves down as a level of ink accommodated in the chamber is lowered when ink is discharged to the outside through the nozzle, and the piston moves up and the first valve and the second valve are respectively opened and closed when ink is filled in the chamber. | 12-02-2010 |
20110028305 | FABRICATION METHOD FOR FUNCTIONAL SURFACE - Provided is a fabrication method for a functional surface that has self-cleaning ability and superhydrophilic anti-reflective property, which includes a) arranging a plurality of beads having a sphere shape on a surface of a transparent substrate; b) forming a predetermined inter-bead gap by etching the plurality of beads; c) forming a surface unevenness on the surface of the substrate by etching the substrate using the plurality of the beads having the predetermined gap as an etching mask; d) removing the plurality of the beads from the surface of the substrate; and e) forming a photocatalytic layer or a compound layer having a surface tension of 18 to 28 N/m on the surface of the substrate formed with the surface unevenness. | 02-03-2011 |
20110287122 | APPARATUS AND METHOD FOR FABRICATING 3D SCAFFOLD - An apparatus for fabricating a 3D scaffold includes: a plotter generating a microfiber structure; an electrospinning unit installed to be adjacent to the plotter along a first direction and spinning nanofiber in an internal space or on a surface of the microfiber structure to form a nanofiber web; a collection table reciprocating a lower portion of the plotter and that of the electrospinning unit along the first direction to allow the microfiber structure to be stacked thereon by the plotter and allow the nanofiber web to be formed thereon by the electrospinning unit; and a first guide rail allowing the collection table to be mounted thereon and guiding the collection table mounted thereon to reciprocate along the first direction. | 11-24-2011 |
20130070900 | COMBINE APPARATUS OF SCANNING ELECTRON MICROSCOPE AND ENERGY DISPERSIVE X-RAY SPECTROSCOPY - Disclosed is a combine apparatus of a scanning electron microscope and an energy dispersive x-ray spectroscopy in that the scanning electron microscope and the energy dispersive x-ray are combined, whereby unifying as one apparatus. The combine apparatus of the scanning electron microscope and the energy dispersive x-ray spectroscopy includes: an image generation means for detecting electrons emitted from a sample for measuring a shape of the sample and simultaneously generating a scanning electron microscope image for analyzing an x-ray; a controller for generating a display control signal and a specific position storing control signal of the image generated from the image generation means; and an x-ray measuring circuit for accumulating an energy level on a specific position of the image generated from the image generation means according to the specific position storing control signal generated by the controller to provide an element information thereof. | 03-21-2013 |
20130221218 | ELECTRON MICROSCOPE SYSTEM USING AUGMENTED REALITY - Provided is an electron microscope system using an augmented reality in that it recognizes a sample identification information by using an observation image generated through an electron microscope and the observation image is linked with the pre-set sample information according to the recognized sample identification information, so that an augmented reality image thereof is provided, thereby even the unskilled man can easily utilize the electron microscope and it can generate excitement about an education thereof. | 08-29-2013 |
20150044683 | COMPOSITION FOR HOT-START REVERSE TRANSCRIPTION REACTION OR HOT-START REVERSE TRANSCRIPTION POLYMERASE CHAIN REACTION - A composition for hot-start reverse transcription reaction and a composition for reverse transcription PCR are disclosed. The composition is obtained by adding pyrophosphate and pyrophosphatase to an aqueous solution containing reaction buffer solution, MgCl | 02-12-2015 |
20150072351 | HIGH-SENSITIVITY NUCLEIC ACID PREPARATION METHODS FOR THE DETECTION OF NUCLEIC ACID BY NUCLEIC ACID POLYMERASE - The present invention relates to a method for preparing a nucleic acid with high sensitivity, wherein a nucleic acid polymerase is used to add a terminator to the nucleic acid to be used for analysis prior to a nucleic acid polymerization reaction such as a PCR reaction, a real time quantitative PCR reaction, or the like, for detecting a trace of nucleic acid, such that a non-specific priming occurring competitively with an amplification reaction of a target nucleic acid may be basically eliminated, thereby precisely detecting only the trace of target nucleic acid and precisely measuring a concentration of the target nucleic acid. | 03-12-2015 |