Patents by Inventor Hee-Dong Kang
Hee-Dong Kang 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).
-
Patent number: 8858186Abstract: The present invention relates to a linear compressor, and more particularly, to a linear compressor which supplies a necessary cooling capacity through a natural cooling capacity modulation and a forcible cooling capacity modulation, and a cooling system using the same. The linear compressor according to the present invention includes a compression space into which refrigerant is sucked, a movable member which linearly reciprocates to compress the refrigerant sucked into the compression space, one or more springs which are installed to elastically support the movable member in a motion direction of the movable member, a motor unit which includes a motor and a capacitor connected in series to the motor so as to make the movable member linearly reciprocate, and a motor control unit which performs a natural cooling capacity modulation according to a load by reciprocation of the movable member.Type: GrantFiled: July 22, 2009Date of Patent: October 14, 2014Assignee: LG Electronics Inc.Inventors: Jong-Kwon Kim, Shin-Hyun Park, Kye-Lyong Kang, Hee-Dong Kang, Jeong-Uk Lee, Hyun Kim
-
Patent number: 8794934Abstract: A linear compressor for producing a driving force by magnetic induction and naturally modulating a cooling capacity according to a load includes a fixed member provided with a compression space, a movable member which linearly reciprocates inside the fixed member to compress refrigerant, a plurality of springs installed to elastically support the movable member in a motion direction, a first stator through which a current flows, a conductor member magnetically induced by the first stator to make the movable member linearly reciprocate, and a control unit which controls supply of a current with respect to the first stator.Type: GrantFiled: August 3, 2009Date of Patent: August 5, 2014Assignee: LG Electronics Inc.Inventors: Kye-Lyong Kang, Jong-Kwon Kim, Shin-Hyun Park, Hyun Kim, Hee-Dong Kang, Jeong-Uk Lee, Yang-Hoon Jung
-
Patent number: 8535023Abstract: A linear compressor includes a fixed member provided with a compression space, a movable member which linearly reciprocates inside the fixed member to compress refrigerant, one or more springs installed to elastically support the movable member in a motion direction, a first stator applied with a current to produce a magnetic field, a second stator spaced apart from the first stator at a certain interval, a conductor member electromagnetically induced by the magnetic field produced by the first stator and the second stator to make the movable member linearly reciprocate, and a control unit which controls supply of the current with respect to the first stator.Type: GrantFiled: August 4, 2009Date of Patent: September 17, 2013Assignee: LG Electronics Inc.Inventors: Kye-Lyong Kang, Jong-Kwon Kim, Shin-Hyun Park, Hyun Kim, Hee-Dong Kang, Jeong-Uk Lee, Yang-Hoon Jung
-
Publication number: 20110135518Abstract: The present invention relates to a linear compressor, and more particularly to, a linear compressor which employs a conductor member in a linear motor instead of a magnet to produce a driving force by electromagnetic induction. The linear compressor of the present invention includes a fixed member provided with a compression space, a movable member which linearly reciprocates inside the fixed member to compress refrigerant, one or more springs installed to elastically support the movable member in a motion direction, a stator composed of a first stator supplied with a current, and a second stator spaced apart from the first stator at a certain interval, a conductor member electromagnetically induced by a magnetic field produced by the stator to make the movable member linearly reciprocate, and a control unit which controls supply of the current with respect to the first stator.Type: ApplicationFiled: August 5, 2009Publication date: June 9, 2011Inventors: Kye-Lyong Kang, Jong-Kwon Kim, Shin-Hyun Park, Hyun Kim, Hee-Dong Kang, Jeong-Uk Lee, Yang-Hoon Jung
-
Publication number: 20110135501Abstract: The present invention relates to a linear compressor, and more particularly to, a linear compressor which employs a conductor member in a linear motor instead of a magnet to produce a driving force by magnetic induction and naturally modulate a cooling capacity according to a load. The linear compressor of the present invention includes a fixed member provided with a compression space, a movable member which linearly reciprocates inside the fixed member to compress refrigerant, a plurality of springs installed to elastically support the movable member in a motion direction, a first stator through which a current flows, a conductor member magnetically induced by the first stator to make the movable member linearly reciprocate, and a control unit which controls supply of a current with respect to the first stator.Type: ApplicationFiled: August 3, 2009Publication date: June 9, 2011Inventors: Kye-Lyong Kang, Long-Kwon Kim, Shin-Hyun Park, Hyun Kim, Hee-Dong Kang, Jeong-Uk Lee, Yang-Hoon Jung
-
Publication number: 20110097224Abstract: The present invention relates to a linear compressor, and more particularly to, a linear compressor which employs a conductor member in a linear motor instead of a magnet to produce a driving force by magnetic induction and automatically or naturally modulate a cooling capacity according to a load. The linear compressor of the present invention includes a fixed member provided with a compression space, a movable member which linearly reciprocates inside the fixed member to compress refrigerant, one or more springs installed to elastically support the movable member in a motion direction, a first stator applied with a current to produce a magnetic field, a second stator spaced apart from the first stator at a certain interval, a conductor member electromagnetically induced by the magnetic field produced by the first stator and the second stator to make the movable member linearly reciprocate, and a control unit which controls supply of the current with respect to the first stator.Type: ApplicationFiled: August 4, 2009Publication date: April 28, 2011Inventors: Kye-Lyong Kang, Jong-Kwon Kim, Shin-Hyun Park, Hyun Kim, Hee-Dong Kang, Yang-Hoon Jung
-
Publication number: 20110061411Abstract: The present invention relates to a linear compressor, and more particularly, to a linear compressor which supplies a necessary cooling capacity through a natural cooling capacity modulation and a forcible cooling capacity modulation, and a cooling system using the same. The linear compressor according to the present invention includes a compression space into which refrigerant is sucked, a movable member which linearly reciprocates to compress the refrigerant sucked into the compression space, one or more springs which are installed to elastically support the movable member in a motion direction of the movable member, a motor unit which includes a motor and a capacitor connected in series to the motor so as to make the movable member linearly reciprocate, and a motor control unit which performs a natural cooling capacity modulation according to a load by reciprocation of the movable member.Type: ApplicationFiled: July 22, 2009Publication date: March 17, 2011Inventors: Jong-Kwon Kim, Shin-Hyun Park, Kye-Lyong Kang, Hee-Dong Kang, Jeong-Uk Lee, Hyun Kim
-
Patent number: 7859801Abstract: The present invention discloses a control apparatus for a linear compressor which can vary a cooling force and prevent an inrush current. The control apparatus for the linear compressor includes a coil winding body laminated on the linear compressor, a first capacitor connected in series to the coil winding body, a capacitance varying unit being formed in a parallel structure to the first capacitor, and having a capacitor switch, and a control unit for inducing an output change of the linear compressor, by varying the whole capacitance of the control apparatus by controlling the capacitor switch.Type: GrantFiled: January 16, 2007Date of Patent: December 28, 2010Assignee: LG Electronics Inc.Inventors: Chulgi Roh, Jong-Kwon Kim, Jung-Wook Bae, Hee-Dong Kang
-
Publication number: 20090206778Abstract: The present invention discloses a control apparatus for a linear compressor which can vary a cooling force and prevent an inrush current. The control apparatus for the linear compressor includes a coil winding body laminated on the linear compressor, a first capacitor connected in series to the coil winding body, a capacitance varying unit being formed in a parallel structure to the first capacitor, and having a capacitor switch, and a control unit for inducing an output change of the linear compressor, by varying the whole capacitance of the control apparatus by controlling the capacitor switch.Type: ApplicationFiled: January 16, 2007Publication date: August 20, 2009Applicant: LG ELECTRONICS INC.Inventors: Chulgi Roh, Jong-Kwon Kim, Jung-Wook Bae, Hee-Dong Kang
-
Patent number: 5068290Abstract: A process for the chlorination of a polyolefin is provided in accordance with the present invention. This process comprises mixing an anti-coagulant with a finely divided polyolefin, and then subjecting the resulting mixture to a multi-step chlorination in the presence of a free radical generation accelerant.The chlorinated polyolefin so produced is suitable to use as a raw material in the production of many kinds of adhesives.Type: GrantFiled: April 30, 1990Date of Patent: November 26, 1991Inventor: Hee-Dong Kang