Patents by Inventor Moo Youl Kim
Moo Youl Kim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7377124Abstract: Disclosed is a refrigerator with a freezing chamber and a cooling chamber, in which an evaporating unit is provided in a means for partitioning between the freezing chamber and the cooling chamber. The refrigerator comprises of freezing and cooling chambers, each of the freezing and cooling chambers being provided with at least one received space; an evaporator; and a means for transmitting and controlling a cooling air heat-exchanged with the evaporator toward at least one place in the freezing and cooling chambers, wherein a means for partitioning the freezing and cooling chambers from each other has a predetermined space therein, the predetermined space is provided with the evaporator and at least one means for transmitting and controlling the cooling air.Type: GrantFiled: April 2, 2004Date of Patent: May 27, 2008Assignee: LG Electronics Inc.Inventors: Moo Youl Kim, Sang Ho Seo, Dong Hoon Lee, Young Hoon Yun
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Patent number: 7155926Abstract: A refrigerator includes: a refrigerator body having a cooling chamber for storing food items and a mechanic chamber provided at one side thereof; a heat exchanger disposed in the mechanic chamber and performing heat exchanging while a refrigerant passes therethrough; a cross flow fan disposed facing the heat exchanger and blowing air for heat exchange; and a compressor mounted inside the mechanic chamber and compressing a refrigerant. A space for the mechanic chamber can be reduced, and thus, a cooling chamber for keeping food items can be enlarged.Type: GrantFiled: December 3, 2004Date of Patent: January 2, 2007Assignee: LG Electronics Inc.Inventors: Su-Nam Chae, Moo-Youl Kim, Joon-Hwan Oh, Tae-Hee Lee, Kyeong-Yun Kim, Jang-Seok Lee, Sung Jhee, Nam Soo Cho
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Publication number: 20050160760Abstract: A refrigerator includes: a refrigerator body having a cooling chamber for storing food items and a mechanic chamber provided at one side thereof; a heat exchanger disposed in the mechanic chamber and performing heat exchanging while a refrigerant passes therethrough; a cross flow fan disposed facing the heat exchanger and blowing air for heat exchange; and a compressor mounted inside the mechanic chamber and compressing a refrigerant. A space for the mechanic chamber can be reduced, and thus, a cooling chamber for keeping food items can be enlarged.Type: ApplicationFiled: December 3, 2004Publication date: July 28, 2005Applicant: LG ELECTRONICS INC.Inventors: Su-Nam Chae, Moo-Youl Kim, Joon-Hwan Oh, Tae-Hee Lee, Kyeong-Yun Kim, Jang-Seok Lee, Sung Jhee, Nam Cho
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Patent number: 6912865Abstract: The present invention relates to an elastic member and apparatus for a refrigerator compressor. A vibration absorption apparatus for a refrigerator compressor according to the present invention is connected to a foot of the compressor for transmitting the vibration generated when the compressor is operated, and includes an elastic member having a hollow passing through the central portion in an axial direction is formed; a base pan installed on a bottom of the refrigerator machinery room, for supporting the elastic member; a stand coupled with the base pan and passing through the hollow of the elastic member; and a stopper installed on the stand, for preventing the elastic member from being escaped from the base pan. The elastic member comprises a body having a plurality grooves enclosing an inner surface and outer surface thereof to have a vertical section in a zigzag; a projection of an upper portion of the body to which the stopper is forcedly attached; and a base being a lower portion of the body.Type: GrantFiled: September 29, 2003Date of Patent: July 5, 2005Assignee: LG Electronics Inc.Inventors: Sang Ho Seo, Dong Hoon Lee, Young Hoon Yun, Moo Youl Kim, Hyoung Keun Lim
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Patent number: 6912866Abstract: Disclosed is a vibration absorbing apparatus for a compressor of a refrigerator. The vibration absorbing apparatus includes: an elastic member for absorbing a vibration generated during an operation of a compressor; a base pan supporting the elastic member; a stand installed in the base pan to prevent the elastic member from being bent; and a stopper installed in an upper portion of the stand to prevent the elastic member from being escaped from the base pan during a vibration of the compressor. The elastic member includes: a body having a plurality of grooves enclosing an interior surface and an exterior surface thereof, and a hollow axially passing through a central portion of the body; and a base being a lower portion of the body and being mounted on the base pan.Type: GrantFiled: September 29, 2003Date of Patent: July 5, 2005Assignee: LG Electronics Inc.Inventors: Sang Ho Seo, Dong Hoon Lee, Young Hoon Yun, Moo Youl Kim, Hyoung Keun Lim
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Patent number: 6880923Abstract: An ink cartridge includes ink chambers storing ink, a sealing member sealing the ink chambers provided with ink injection openings injecting ink into the ink chambers and air inflow openings through which the ink chambers communicate with an outside of the ink chambers, a cover member forming air inflow passageways between the air inflow openings and the outside of the ink chambers in cooperation with the sealing member and sealing the ink injection openings, an ink blocking part first blocking the ink from being discharged through the air inflow passageways in cooperation with the air inflow openings, and an ink storage part storing the ink passing through the air inflow openings and the ink blocking part to prevent the ink from being discharged through the air inflow passageways.Type: GrantFiled: May 15, 2003Date of Patent: April 19, 2005Assignee: Samsung Electronics Co., Ltd.Inventors: Young-su Lee, Seo-hyun Cho, Hyung-hyu Hwang, Moo-youl Kim, Myung-song Jung
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Patent number: 6840608Abstract: An ink cartridge for an ink jet printer is provided. The provided ink cartridge has an ink reservoir and a housing for covering the ink reservoir with a negative pressure maintenance unit therebetween, to maintain the inner pressure of the ink reservoir under a negative pressure. Since the negative pressure maintenance unit does not contact ink in the ink reservoir, the negative pressure maintenance unit does not corrode. In addition, the negative pressure maintenance unit is installed between the housing and the ink reservoir while occupying a small space, and thus improving the filling efficiency of ink in the ink reservoir.Type: GrantFiled: November 5, 2002Date of Patent: January 11, 2005Assignee: Samsung Electronics Co., Ltd.Inventors: Myung-song Jung, Young-su Lee, Jeong-seon Kim, Moo-youl Kim
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Patent number: 6840057Abstract: An improved structure for uniformly distributing cold air throughout a refrigerator is provided. Cold air is discharged vertically downward through a cooling air supply device positioned in an upper portion of the refrigerator to reduce temperature variation between an upper part of the refrigerator and a lower part of the refrigerator so that temperature in the refrigerator may be maintained at a uniform level. Positioning the cooling air supply device and distributing the colling air in this manner obviates the need for additional equipment positioned throughout the refrigerator to augment cooling capability, thus allowing for optimized use of space in the refrigerator.Type: GrantFiled: May 8, 2003Date of Patent: January 11, 2005Assignee: LG Electronics Inc.Inventors: Young Hoon Yun, Moo Youl Kim, Sang Ho Seo, Dong Hoon Lee
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Publication number: 20040168464Abstract: The present invention relates to an elastic member and apparatus for a refrigerator compressor. A vibration absorption apparatus for a refrigerator compressor according to the present invention is connected to a foot of the compressor for transmitting the vibration generated when the compressor is operated, and includes an elastic member having a hollow passing through the central portion in an axial direction is formed; a base pan installed on a bottom of the refrigerator machinery room, for supporting the elastic member; a stand coupled with the base pan and passing through the hollow of the elastic member; and a stopper installed on the stand, for preventing the elastic member from being escaped from the base pan. The elastic member comprises a body having a plurality grooves enclosing an inner surface and outer surface thereof to have a vertical section in a zigzag; a projection of an upper portion of the body to which the stopper is forcedly attached; and a base being a lower portion of the body.Type: ApplicationFiled: September 29, 2003Publication date: September 2, 2004Applicant: LG Electronics Inc.Inventors: Sang Ho Seo, Dong Hoon Lee, Young Hoon Yun, Moo Youl Kim, Hyoung Keun Lim
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Publication number: 20040170508Abstract: Disclosed is a vibration absorbing apparatus for a compressor of a refrigerator. The vibration absorbing apparatus includes: an elastic member for absorbing a vibration generated during an operation of a compressor; a base pan supporting the elastic member; a stand installed in the base pan to prevent the elastic member from being bent; and a stopper installed in an upper portion of the stand to prevent the elastic member from being escaped from the base pan during a vibration of the compressor. The elastic member includes: a body having a plurality of grooves enclosing an interior surface and an exterior surface thereof, and a hollow axially passing through a central portion of the body; and a base being a lower portion of the body and being mounted on the base pan.Type: ApplicationFiled: September 29, 2003Publication date: September 2, 2004Applicant: LG Electronics Inc.Inventors: Sang Ho Seo, Dong Hoon Lee, Young Hoon Yun, Moo Youl Kim, Hyoung Keun Lim
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Publication number: 20040144125Abstract: Disclosed is a structure for discharging cold air in a refrigerator capable of uniformly distributing the cold air regardless of the upper part and the lower part of the refrigerator, by discharging the cold air in vertically downward direction. Therefore, temperature difference between the upper part and the lower part is reduced, so that temperature in the inside of the refrigerator could be uniformly maintained. Thanks to such structure having the foregoing advantages, additional equipment and space for supplying cold air to the shelf are not necessary any more like the case of the freezer or the cooling chamber according to the related art, having the structure where the discharging hole is formed on each shelf, so that the space of the refrigerator could be effectively used.Type: ApplicationFiled: May 8, 2003Publication date: July 29, 2004Applicant: LG Electronics Inc.Inventors: Young Hoon Yun, Moo Youl Kim, Sang Ho Seo, Dong Hoon Lee
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Patent number: 6749295Abstract: An ink-jet cartridge includes a cartridge body forming an ink reservoir, a standpipe coupled to one side of the ink reservoir, a printhead formed under an ink supply passage formed by the standpipe, through which ink from the ink reservoir is ejected onto a printing medium in a droplet shape, and a filter which covers a top portion of the standpipe. The filter is formed in a convex shape protruding toward the printhead. Ink particles and bubbles flowing from the ink reservoir to the printhead are filtered out, bubbles which may flow from the printhead to the ink reservoir, move to edges of the filter, and the ink is smoothly supplied to the printhead.Type: GrantFiled: December 30, 2002Date of Patent: June 15, 2004Assignee: Samsung Electronics Co., Ltd.Inventors: Moo-youl Kim, Seo-hyun Cho, Hyung-hyu Hwang, Myung-song Jung, Jae-cheol Lee, Young-su Lee
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Patent number: 6739711Abstract: An ink cartridge including an ink storage chamber in which ink is stored, a cover to cover the upper portion of the ink storage chamber and a head to eject ink droplets in the ink storage chamber onto a recording medium, wherein the cover includes an inner cover to cover the upper portion of the ink storage chamber and an outer cover that seals the ink storage chamber and the inner cover, and is positioned at a predetermined distance above the inner cover. Also provided are plates to form zigzag air passages by blocking a space between the inner cover and the outer cover. With the ink cartridge according to the present invention, it is possible to satisfactorily suppress the backward flow of ink contained in an ink storage chamber due to overheating of or careless treatment of the ink cartridge. Even if ink flows backward from the ink storage chamber, it is stored in an ink storage space, thus preventing the clogging of an air passage.Type: GrantFiled: May 1, 2002Date of Patent: May 25, 2004Assignee: Samsung Electronics Co., Ltd.Inventors: Young-su Lee, Jeong-seon Kim, O-hyun Baek, Jae-cheol Lee, Moo-youl Kim, Sik-sun Choi, Jong-suk Seo
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Publication number: 20030227525Abstract: An ink-jet cartridge includes a cartridge body forming an ink reservoir, a standpipe coupled to one side of the ink reservoir, a printhead formed under an ink supply passage formed by the standpipe, through which ink from the ink reservoir is ejected onto a printing medium in a droplet shape, and a filter which covers a top portion of the standpipe. The filter is formed in a convex shape protruding toward the printhead. Ink particles and bubbles flowing from the ink reservoir to the printhead are filtered out, bubbles which may flow from the printhead to the ink reservoir, move to edges of the filter, and the ink is smoothly supplied to the printhead.Type: ApplicationFiled: December 30, 2002Publication date: December 11, 2003Applicant: Samsung Electronics Co., Ltd.Inventors: Moo-youl Kim, Seo-hyun Cho, Hyung-hyu Hwang, Myung-Song Jung, Jae-cheol Lee, Young-su Lee
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Publication number: 20030214565Abstract: An ink cartridge includes ink chambers storing ink, a sealing member sealing the ink chambers provided with ink injection openings injecting ink into the ink chambers and air inflow openings through which the ink chambers communicate with an outside of the ink chambers, a cover member forming air inflow passageways between the air inflow openings and the outside of the ink chambers in cooperation with the sealing member and sealing the ink injection openings, an ink blocking part first blocking the ink from being discharged through the air inflow passageways in cooperation with the air inflow openings, and an ink storage part storing the ink passing through the air inflow openings and the ink blocking part to prevent the ink from being discharged through the air inflow passageways.Type: ApplicationFiled: May 15, 2003Publication date: November 20, 2003Applicant: SAMSUNG Electronics Co., Ltd.Inventors: Young-su Lee, Seo-hyun Cho, Hyung-hyu Hwang, Moo-youl Kim, Myung-song Jung
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Patent number: 6623092Abstract: An ink cartridge using separate magnets is provided. The ink cartridge includes an ink container, which includes first and second chambers separated by a vertical partition formed therewithin for containing ink, and a head for ejecting the ink in the ink container onto a printing medium in the form of droplets. The first chamber includes a sponge filling most of the inside of the first chamber, a filter provided on a bottom portion of the sponge, and an ink supply pipe for supplying the ink which has passed through the filter to the head. The second chamber includes a magnet float floating on the ink in the second chamber and including a first magnet in its inside, and a second magnet provided in the bottom surface of the second chamber. The ink cartridge includes a magnet sensor for detecting a magnetic flux having at least a predetermined level when the magnet float contacts the second magnet.Type: GrantFiled: March 29, 2002Date of Patent: September 23, 2003Assignee: Samsung Electronics Co., Ltd.Inventors: Jeong-seon Kim, Oh-hyun Baek, Jae-cheol Lee, Sik-sun Choi, Jong-suk Seo, Young-su Lee, Moo-youl Kim
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Publication number: 20030090553Abstract: An ink cartridge used with an ink jet printer. The ink cartridge has an ink reservoir and a housing to cover the ink reservoir with a negative pressure maintenance unit therebetween to maintain the inner pressure of the ink reservoir under a negative pressure. Since the negative pressure maintenance unit does not contact ink in the ink reservoir, the negative pressure maintenance unit does not corrode. In addition, the negative pressure maintenance unit is installed between the housing and the ink reservoir while occupying a small space, and thus improving the filling efficiency of ink in the ink reservoir.Type: ApplicationFiled: November 5, 2002Publication date: May 15, 2003Applicant: Samsung Electronics Co., Ltd.Inventors: Myung-song Jung, Young-su Lee, Jeong-seon Kim, Moo-youl Kim
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Publication number: 20030058315Abstract: An ink cartridge including an ink storage chamber in which ink is stored, a cover to cover the upper portion of the ink storage chamber and a head to eject ink droplets in the ink storage chamber onto a recording medium, wherein the cover includes an inner cover to cover the upper portion of the ink storage chamber and an outer cover that seals the ink storage chamber and the inner cover, and is positioned at a predetermined distance above the inner cover. Also provided are plates to form zigzag air passages by blocking a space between the inner cover and the outer cover. With the ink cartridge according to the present invention, it is possible to satisfactorily suppress the backward flow of ink contained in an ink storage chamber due to overheating of or careless treatment of the ink cartridge. Even if ink flows backward from the ink storage chamber, it is stored in an ink storage space, thus preventing the clogging of an air passage.Type: ApplicationFiled: May 1, 2002Publication date: March 27, 2003Applicant: Samsung Electronics Co. LtdInventors: Young-Su Lee, Jeong-Seon Kim, O-Hyun Baek, Jae-Cheol Lee, Moo-Youl Kim, Sik-Sun Choi, Jong-Suk Seo
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Publication number: 20030030682Abstract: An ink cartridge using separate magnets is provided. The ink cartridge includes an ink container, which includes first and second chambers separated by a vertical partition formed therewithin for containing ink, and a head for ejecting the ink in the ink container onto a printing medium in the form of droplets. The first chamber includes a sponge filling most of the inside of the first chamber, a filter provided on a bottom portion of the sponge, and an ink supply pipe for supplying the ink which has passed through the filter to the head. The second chamber includes a magnet float floating on the ink in the second chamber and including a first magnet in its inside, and a second magnet provided in the bottom surface of the second chamber. The ink cartridge includes a magnet sensor for detecting a magnetic flux having at least a predetermined level when the magnet float contacts the second magnet.Type: ApplicationFiled: March 29, 2002Publication date: February 13, 2003Inventors: Jeong-Seon Kim, Oh-Hyun Baek, Jae-Cheol Lee, Sik-Sun Choi, Jong-Suk Seo, Young-Su Lee, Moo-Youl Kim
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Publication number: 20020060720Abstract: An inkjet printhead is disclosed. The inkjet printhead having a base plate provided with a plurality of chambers to be filled with ink, a nozzle plate installed on the base plate and provided with orifices communicating with the respective chambers, a plurality of heaters for generating heat when respective currents are independently applied, and heating the ink in the respective chambers so that ink bubbles can be generated to eject respective ink droplets through the respective orifices, and a plurality of ink inlet passages for supplying ink from an ink reservoir to the respective chambers, wherein a plurality of grooves are formed at the inner wall of each of the ink inlet passages. With the above structure, since an ink refilling speed is enhanced by the grooves formed at the ink inlet passage increasing the surface area of the ink inlet passages, an ink refilling time becomes shorter and the overall printing speed of the printhead is enhanced.Type: ApplicationFiled: October 9, 2001Publication date: May 23, 2002Inventors: Moo-youl Kim, Jae-ho Moon