Patents Assigned to Korea Institute of Machinery & Materials
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Publication number: 20210218090Abstract: In a phase-change cooling module and a battery pack using the phase-change cooling module, the phase-change cooling module includes a body, a porous layer and a cooling medium. The body has a cooling channel formed through an inside of the body along a predetermined passage, and is attached to an cooling object to transfer a heat from the cooling object to the cooling channel. The porous layer is formed on a side wall of the cooling channel with a predetermined thickness, and has a plurality of pores at a surface of the porous layer. The cooling medium makes contact with the porous layer and flows an inside of the cooling channel, to absorb the heat from the cooling object. The cooling medium uses the heat from the cooling object as a potential heat for a boiling.Type: ApplicationFiled: May 28, 2019Publication date: July 15, 2021Applicant: Korea Institute of Machinery & MaterialsInventors: Jungho LEE, Jin Sub KIM, Dong Hwan SHIN
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Patent number: 11000183Abstract: A laser-induced breakdown spectroscope according to an exemplary embodiment of the present invention includes: a laser head which emits a laser beam; a focusing lens which focuses the laser beam on a target specimen; a plasma reactor unit which amplifies first plasma, which is generated on the target specimen positioned at a focal point of the laser beam passing through the focusing lens, by controlling electron density and electron energy of the first plasma; a collection lens which focuses second plasma amplified by the plasma reactor unit; and a spectrophotometer which analyzes the second plasma focused by the collection lens.Type: GrantFiled: March 20, 2015Date of Patent: May 11, 2021Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Sung Hyun Pyun, Dae-hoon Lee, YoungHoon Song, Kwan-Tae Kim
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Patent number: 10987816Abstract: A passive compliance gripper includes a passive compliance part, a displacement measuring element and a gripper mount. A first end of the passive compliance part is fixed, and a second end of the passive compliance part is configured to be transformed. The displacement measuring element is equipped to the passive compliance part, and measures displacement due to transformation of the passive compliance part. The gripper mount is connected to the second end of the passive compliance part, and has a gripper part gripping a component.Type: GrantFiled: March 23, 2017Date of Patent: April 27, 2021Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Dong-il Park, Chan-hun Park, Hwi-su Kim, Hyun-min Do, Dong-won Yun, Tae-yong Choi, Jin-ho Kyung, Young-su Son, Byung-in Kim, Doo-hyeong Kim
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Patent number: 10987854Abstract: In an apparatus for manufacturing a micro-channel and a method for manufacturing a micro-channel, the apparatus includes a base member and a holding chamber. The base member includes a first base member having a concave portion and a convex portion, and a second base member covering the concave portion to form a channel. The holding chamber holds the base member thereinside, to form a space uniformly applying a pressure on a surface of the base member. Accordingly, the pressure is uniformly applied on an entire surface of the base member and thus the micro-channel may be manufactured.Type: GrantFiled: June 12, 2014Date of Patent: April 27, 2021Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Yeong-eun Yoo, Sung-hwan Chang, Jung-yup Kim, Kyung-ho Lee
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Patent number: 10973620Abstract: In a biomimetic artificial muscle module, a biomimetic artificial muscle assembly having the biomimetic artificial muscle module, and a method of controlling the biomimetic artificial muscle module, the biomimetic artificial muscle module includes an operating part, an elastic part, a driving part, a locking part and first and second sensors. The operating part contracts or relaxes along a longitudinal direction. The elastic part is connected to a first end of the operating part, and behaves elastically behave according to an external force. The driving part is connected to a second end of the operating part, and drives the operating part to be contracted or relaxed. The locking part selectively blocks a length of the operating part from being changed. The first and second sensors respectively sense the elastic part and the operating part.Type: GrantFiled: January 31, 2019Date of Patent: April 13, 2021Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Sang-Kyu Choi, Hyun Joon Kwon, Jae Keun Shim, Young-Su Son, Cheol-hoon Park, Seyoung Kim
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Patent number: 10978036Abstract: A sound absorbing cell according to an exemplary embodiment of the present invention is formed of a plurality of plates that are stacked while interposing an air layer therebetween, wherein the plurality of plates include: a reflective plate that is disposed outermost from a space where sound is generated; and a microperforated plate that is stacked on the reflective plate and having a plurality of holes perforated therein.Type: GrantFiled: February 21, 2018Date of Patent: April 13, 2021Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Hyun-Sil Kim, Pyung-Sik Ma, Yun-Ho Seo, Seong-Hyun Lee, Sang Ryul Kim, Bong-Ki Kim, Jae Seung Kim
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Publication number: 20210101342Abstract: The present invention is intended to provide a cleaning apparatus for a 3-dimensional (3D) printing structure and a cleaning method for a 3D printing structure. To this end, the present invention provides a cleaning apparatus for a 3D printing structure, the cleaning apparatus including a hygroscopic paper supply part supplying a hygroscopic paper while the wound film-type hygroscopic paper is unwound, a hygroscopic paper collecting part winding and collecting the film-type hygroscopic paper, a film-type hygroscopic paper moving in a direction from the supply part to the collecting part between the supply part and the collecting part according to a mutual operation of the supply part and the collecting part, and a support part disposed on an opposite surface of a hygroscopic paper surface, on which the 3D printing structure is disposed, with respect to the film-type hygroscopic paper, and a cleaning method for a 3D printing structure, and a cleaning method for a 3D printing structure.Type: ApplicationFiled: July 18, 2019Publication date: April 8, 2021Applicant: Korea Institute of Machinery & MaterialsInventor: Hui Suk YUN
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Publication number: 20210104657Abstract: According to an exemplary embodiment of the present invention, provided is a method for manufacturing a superconductor including magnesium diboride, the method including: a first mixture preparation step of preparing a first mixture including a boron powder and a liquid chlorinated hydrocarbon compound; a second mixture preparation step of preparing a second mixture including the first mixture and a magnesium powder; a molded body manufacturing step of manufacturing a molded body by pressurizing the second mixture; and a sintering step of sintering the molded body to manufacture a superconductor including magnesium diboride.Type: ApplicationFiled: November 29, 2016Publication date: April 8, 2021Applicant: Korea Institute of Machinery & MaterialsInventors: Kook Chae CHUNG, Seong Hoon KANG, Young Seok OH, Mahipal RANOT, Se Hoon JANG, Kiran Prakash SHINDE
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Patent number: 10952820Abstract: In a system of manufacturing an orthodontic wire, a method for manufacturing the orthodontic wire using the system, and an orthodontic wire bending machine for performing the system, the system includes a teeth data obtaining part, a simulating part, a calculating part and a wire manufacturing part. The teeth data obtaining part obtains present teeth data of a patient. The simulating part generates final teeth data. The calculating part compares a predetermined threshold to a compared value between the present teeth data of the patient and the final teeth data. The wire manufacturing part selectively manufactures a wire for an orthodontic process or a wire for a dentition maintenance process based on a compared result of the calculating part.Type: GrantFiled: June 8, 2018Date of Patent: March 23, 2021Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Joon-Yub Song, Yong-Jin Kim, Jae-Hak Lee, Seung-Man Kim, Youn Ho Jung, Kwang Sun Choi
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Patent number: 10913990Abstract: Provided is aluminum (Al) alloy foam including an Al alloy matrix containing magnesium (Mg), and hollow ceramic spheres dispersed in the Al alloy matrix, wherein a reaction layer including a Mg—Al composite oxide is formed at an interface where the Al alloy matrix is in contact with the hollow ceramic spheres, and wherein a density of the Al alloy foam may be higher at a surface region of the Al alloy foam compared to a middle region of the Al alloy foam.Type: GrantFiled: November 21, 2019Date of Patent: February 9, 2021Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Su-Hyeon Kim, Cha-Yong Lim, Jeki Jung, Yun-Soo Lee
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Patent number: 10908033Abstract: A pneumatic-based tactile sensor according to an exemplary embodiment of the present invention includes: a tactile sense transmitting pneumatic unit for generating pneumatic pressure by an external load applied to a first side; and a tactile sense receiving sensor unit for measuring the load by transforming a magnitude of pneumatic pressure of the tactile sense transmitting pneumatic unit into a displacement.Type: GrantFiled: June 30, 2017Date of Patent: February 2, 2021Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Hyun eui Lim, Sunjong Oh, Young Do Jung
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Publication number: 20210017638Abstract: The present invention relates to a substrate including plasmonic continuous film with curved surface and a method for manufacturing the same. More particularly, the present invention relates to a substrate for an ultrasensitive spectroscopic sensor, which includes bowl-shaped plasmonic curved nanodimples and spiked plasmonic nanotips formed at contact points between the nanodimples at the same time, thereby greatly increasing the total volume of hotspots and being capable of concentrating and analyzing an extremely small amount of a sample, and a method for manufacturing the same.Type: ApplicationFiled: January 23, 2020Publication date: January 21, 2021Applicant: Korea Institute of Machinery & MaterialsInventors: Sung-Gyu PARK, Do-Geun KIM, Seung-Hoon LEE, Dong-Ho KIM
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Patent number: 10857779Abstract: A stereoscopic pattern apparatus includes a base roller and a retrieving roller, a fine pattern hardening roller, an ink inserting roller and a convex pattern hardening roller. The base roller and the retrieving roller respectively provide and retrieve a base film. The fine pattern hardening roller is disposed between the base and retrieving rollers, and forms a lower hardening layer on the base film. A fine pattern is formed on the lower hardening layer. The ink inserting roller is disposed between the fine pattern hardening roller and the retrieving roller, and inserts an ink into the fine pattern. The convex pattern hardening roller is disposed between the ink inserting roller and the retrieving roller, and forms an upper hardening layer on the lower hardening layer. A convex lens is uniformly formed on the upper hardening layer.Type: GrantFiled: May 29, 2017Date of Patent: December 8, 2020Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Sin Kwon, Dong-ha Song, Kye-hee Woo, Yun-seok Jang, Seung-hyun Lee, Taik-min Lee
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Patent number: 10852040Abstract: Disclosed is a linear expander includes: a body portion including a suction hole through which a fluid having a first pressure flows in, a discharge hole through which the fluid flows out with a second pressure that is lower than the first pressure, and first and second holes connecting an expansion space formed between the suction hole and the discharge hole, a first linear generating portion and a second linear generating portion respectively causing pistons provided in the first hole and the second hole to linearly reciprocate to generate an induced electromotive force with an expansion force generated when the fluid having the first pressure expands to the fluid having the second pressure, a suction valve opening and closing the suction hole, and a discharge valve and closing the discharge hole.Type: GrantFiled: December 21, 2015Date of Patent: December 1, 2020Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Junseok Ko, Hyo-Bong Kim, Seong-Je Park, Han-Kil Yeom, Yong-Ju Hong, Sehwan In
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Patent number: 10800104Abstract: The present invention relates to a 3D printing device for multiple materials comprising: a material transfer unit comprising at least two lines; a material supply unit to supply at least one type of printing material on each line of the material transfer unit; a thickness control unit to control a thickness of a material supplied by the material supply unit; a 3D printing module to solidify the material controlled with the thickness by the thickness control unit to a predefined shape to solidify the material on one line and to move to the other line so as to solidify the material on the other line; a material processing module to perform washing or drying for the material solidified by the 3D printing module; and a collecting module to collect the printing material unused during the printing.Type: GrantFiled: March 20, 2018Date of Patent: October 13, 2020Assignee: Korea Institute of Machinery & MaterialsInventor: Hui Suk Yun
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Patent number: 10792806Abstract: In a driving device of an artificial muscle module and a driving method thereof, the driving device includes a fluid tank unit, a fluid providing line, a fluid collecting line, a circulation pump unit, a temp control unit and a fluid distributing unit. The fluid providing line includes high temp and low temp water tanks. The fluid providing line connects a first side of the artificial muscle module to the fluid tank unit. The fluid collecting line connects a second side of the artificial muscle module to the fluid tank unit. The circulation pump unit is positioned at least one of the fluid providing line and the fluid collecting line. The temp control unit controls temperature of the fluid. The fluid distributing unit is positioned at the fluid collecting line, and distributes the fluid in the fluid collecting line.Type: GrantFiled: November 30, 2017Date of Patent: October 6, 2020Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Cheol-hoon Park, Young-su Son, Sang-yong Ham, Sang-kyu Choi, Doo-euy Hong, Kyung-jun Choi, Seong-joon Park
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Patent number: 10783343Abstract: In a module for detecting a fingerprint, an electronic device using the module and a method for manufacturing an acoustic control member for the module, the module includes a contact member, a transducer, an impedance matching member, an acoustic control member and a signal processor. A fingerprint makes contact with the contact member. The transducer outputs an ultrasonic signal to the contact member and receives the ultrasonic signal reflected from the contact member. The impedance matching member is charged between the contact member and the transducer, to transmit the ultrasonic signal between the contact member and the transducer. The acoustic control member is inserted between the contact member and the transducer. The impedance matching member is charged inside of the acoustic control member. The signal processor makes electric contact with the transducer, to sense the fingerprint based on the received ultrasonic signal.Type: GrantFiled: March 31, 2017Date of Patent: September 22, 2020Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Shin Hur, Kyung-jun Song, Jun-hyuk Kwak
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Patent number: 10785860Abstract: A dual frequency power-driven inductively coupled plasma torch according to an exemplary embodiment of the present invention includes: a hollow confinement tube provided with a space in which thermal plasma is formed; an induction coil that surrounds the confinement tube; and a power supply source that supplies power to the induction coil, wherein the power supply source may supply at least two powers having different frequencies to the induction coil.Type: GrantFiled: June 23, 2016Date of Patent: September 22, 2020Assignees: KOREA INSTITUTE OF MACHINERY & MATERIALS, INDUSTRIAL COOPERATION FOUNDATION OF CHONBUK NATIONAL UNIVERSITYInventors: Hee-Chang Park, Dong-Won Yun, Jun-Ho Seo, Junseok Nam, Mi-Yeon Lee, Jeong-Soo Kim
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Patent number: 10744750Abstract: A selective transfer roll stamp is provided which rotates on a source substrate to selectively transfer elements arranged on the source substrate. The selective transfer roller stamp includes: a roller unit rotating about an axis of rotation and including projecting portions protruding in a radial direction and recessed portions formed between neighboring projecting portions; and an adhesive layer formed on the outer circumferential surface of the roller unit and coming into contact with the elements, wherein the outer circumferential surface of the adhesive layer is made flat in a circumferential direction.Type: GrantFiled: November 29, 2016Date of Patent: August 18, 2020Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Kwangseop Kim, Chan Kim, Bongkyun Jang, Jae-Hyun Kim, Seung-Mo Lee, Yun Hwangbo
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Patent number: 10717052Abstract: A hybrid type filtration structure for filtering liquid includes a first active layer, a porous supporting layer and a permeable layer. The first active layer has a first nano pore inner wall of which a function group included compound is combined with. The porous supporting layer has a plurality of pores and is disposed under the first active layer. The permeable layer is disposed under the porous supporting layer. The porous supporting layer includes a plurality of lipid bilayers having membrane protein inside of the pore, a molecule of water selectively passes through the membrane protein. The first nano pore passes through the first active layer vertically. The first nano pore and the pore are connected with each other through which liquid flows.Type: GrantFiled: January 20, 2015Date of Patent: July 21, 2020Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALSInventors: Jeong-Hwan Kim, Yeong-Eun Yoo, Jae-Sung Yoon, Tae-Joon Jeon, Sun Min Kim, Seung-Hyun Kim, Moon-Ki Kim, Dae-Joong Kim, Yun Jung Lee, Young-Rok Kim, Young-Ho Seo, No-Won Kim