Patents by Inventor Cheolsoon PARK
Cheolsoon PARK 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: 11668519Abstract: A refrigerator includes a cabinet defining a storage chamber, a drawer door, a rail that slidably couples the drawer door to the cabinet, a driving device provided in the door part, an elevation device provided in the drawer part to vertically ascend or descend at least a portion of the drawer part, and an elevation detection device. The drawer door includes a drawer part configured to be inserted into and withdrawn out of the storage chamber and a door part coupled to the drawer part and configured to open and close the storage chamber. The driving device includes a motor assembly, a screw assembly having a screw and a screw holder, and a lever that couples the screw holder to the elevation device and is configured to be rotated based on the movement of the screw holder along the screw.Type: GrantFiled: April 14, 2022Date of Patent: June 6, 2023Assignee: LG Electronics Inc.Inventor: Cheolsoon Park
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Publication number: 20230060067Abstract: Provided are a glass transportation apparatus and a system including the glass transportation apparatus for manufacturing a multi-pane glass unit. The glass transportation apparatus includes a plate including a main surface facing a main surface of a glass pane, a gas blowing device configured to blow a gas towards the main surface of the glass pane such that the main surface of the glass pane is spaced apart from the main surface of the plate, and a conveyer including a belt having an upper surface and a plurality of pulleys configured to circulate the belt.Type: ApplicationFiled: December 9, 2020Publication date: February 23, 2023Inventors: Jae-Young Choi, Joon Hoi Kim, Young-Ki Oh, Cheolsoon Park, JinWook Song
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Publication number: 20230032279Abstract: Provided is an apparatus for manufacturing a multi-pane glass unit. The apparatus includes: a first plate configured to hold a first glass pane; a second plate configured to hold a second glass pane such that the second glass pane faces the first glass pane; and a conveyer including a first portion configured to convey the first glass pane onto the first plate and a second portion configured to convey the second glass onto the second plate.Type: ApplicationFiled: December 9, 2020Publication date: February 2, 2023Inventors: Jae-Young Choi, Joon Hoi Kim, Young-ki Oh, Cheolsoon Park, JinWook Song
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Patent number: 11499771Abstract: A refrigerator includes a cabinet that defines a storage space, a main door having an opening, and a sub-door configured to, based on rotating in the rotation directions of the main door relative to the main door, open and close the opening of the main door. The sub-door further includes an operation unit disposed at a lower side of the sub-door and configured to be operated by a user, a latch unit disposed vertically above the operation unit and configured to catch a portion of the main door, and a connection unit that connects between the operation unit and the latch unit. The connection unit includes a connection member that extends from an upper end in contact with the latch unit to a lower end in contact with the operation unit, and a connection member case defining a connection member accommodating portion that receives the connection member.Type: GrantFiled: April 22, 2021Date of Patent: November 15, 2022Assignee: LG ELECTRONICS INC.Inventor: Cheolsoon Park
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Publication number: 20220236003Abstract: A refrigerator includes a cabinet defining a storage chamber, a drawer door, a rail that slidably couples the drawer door to the cabinet, a driving device provided in the door part, an elevation device provided in the drawer part to vertically ascend or descend at least a portion of the drawer part, and an elevation detection device. The drawer door includes a drawer part configured to be inserted into and withdrawn out of the storage chamber and a door part coupled to the drawer part and configured to open and close the storage chamber. The driving device includes a motor assembly, a screw assembly having a screw and a screw holder, and a lever that couples the screw holder to the elevation device and is configured to be rotated based on the movement of the screw holder along the screw.Type: ApplicationFiled: April 14, 2022Publication date: July 28, 2022Inventor: Cheolsoon PARK
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Patent number: 11371770Abstract: The present disclosure relates to a refrigerator having a drawer. The refrigerator includes: a cabinet and the drawer provided with a front panel and a storage body, the front panel being moved forward and rearward so that an open front portion of the storage chamber is opened and closed and the storage body being provided in rear of the front panel and received in the storage chamber. The refrigerator including a side cover module provided with an inside cover and an outside cover, the inside cover being provided at an inside surface of the storage body and protecting the inside surface of the storage body, and the outside cover being provided at an outside surface of the storage body and protecting the outside surface of the storage body.Type: GrantFiled: September 25, 2019Date of Patent: June 28, 2022Assignee: LG ELECTRONICS INC.Inventors: CheolSoon Park, EuDdeum Hong
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Patent number: 11333431Abstract: A refrigerator includes a cabinet defining a storage chamber, a drawer door, a rail that slidably couples the drawer door to the cabinet, a driving device provided in the door part, an elevation device provided in the drawer part to vertically ascend or descend at least a portion of the drawer part, and an elevation detection device. The drawer door includes a drawer part configured to be inserted into and withdrawn out of the storage chamber and a door part coupled to the drawer part and configured to open and close the storage chamber. The driving device includes a motor assembly, a screw assembly having a screw and a screw holder, and a lever that couples the screw holder to the elevation device and is configured to be rotated based on the movement of the screw holder along the screw.Type: GrantFiled: August 30, 2019Date of Patent: May 17, 2022Assignee: LG Electronics Inc.Inventor: Cheolsoon Park
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Publication number: 20210372689Abstract: A refrigerator includes a cabinet that defines a storage space, a main door having an opening, and a sub-door configured to, based on rotating in the rotation directions of the main door relative to the main door, open and close the opening of the main door. The sub-door further includes an operation unit disposed at a lower side of the sub-door and configured to be operated by a user, a latch unit disposed vertically above the operation unit and configured to catch a portion of the main door, and a connection unit that connects between the operation unit and the latch unit. The connection unit includes a connection member that extends from an upper end in contact with the latch unit to a lower end in contact with the operation unit, and a connection member case defining a connection member accommodating portion that receives the connection member.Type: ApplicationFiled: April 22, 2021Publication date: December 2, 2021Inventor: Cheolsoon PARK
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Publication number: 20210010743Abstract: The present disclosure relates to a refrigerator having a drawer. The refrigerator includes: a cabinet and the drawer provided with a front panel and a storage body, the front panel being moved forward and rearward so that an open front portion of the storage chamber is opened and closed and the storage body being provided in rear of the front panel and received in the storage chamber. The refrigerator including a side cover module provided with an inside cover and an outside cover, the inside cover being provided at an inside surface of the storage body and protecting the inside surface of the storage body, and the outside cover being provided at an outside surface of the storage body and protecting the outside surface of the storage body.Type: ApplicationFiled: September 25, 2019Publication date: January 14, 2021Inventors: CheolSoon PARK, EuDdeum HONG
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Publication number: 20200072539Abstract: A refrigerator includes a cabinet defining a storage chamber, a drawer door, a rail that slidably couples the drawer door to the cabinet, a driving device provided in the door part, an elevation device provided in the drawer part to vertically ascend or descend at least a portion of the drawer part, and an elevation detection device. The drawer door includes a drawer part configured to be inserted into and withdrawn out of the storage chamber and a door part coupled to the drawer part and configured to open and close the storage chamber. The driving device includes a motor assembly, a screw assembly having a screw and a screw holder, and a lever that couples the screw holder to the elevation device and is configured to be rotated based on the movement of the screw holder along the screw.Type: ApplicationFiled: August 30, 2019Publication date: March 5, 2020Inventor: Cheolsoon PARK
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Patent number: 9677966Abstract: A water leak sensor management method includes a water leak sensor being installed in a underground pipe. The method includes detecting an operation time of the water leak sensor through a timer in a sleep mode, changing the sleep mode into a standby mode in the operation time of the water leak sensor to detect a sensor measuring procedure, and performing an operation for a transceiving component of the water leak sensor and determining whether the water leak sensor receives an external command or changes the standby mode into an operation mode based on the sensor measuring procedure.Type: GrantFiled: June 20, 2014Date of Patent: June 13, 2017Assignee: LG CNS CO., LTD.Inventors: Sang Woong Cho, Cheolsoon Park, Sook-Ryon Seo, Jongpil Ahn
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Publication number: 20150052979Abstract: A method for determining leak probability of a pipe includes receiving first and second signal data respectively for sound pressure (dB) of the pipe from a leak detection sensor operatively coupled to the pipe, the first and second signal data respectively associated with first and second time durations. The method further includes calculating a Root Mean Square (RMS) value of the first signal data for the first time duration, calculating a RMS average for the second signal data, where the second signal data includes a plurality of RMS values for the second time duration, calculating a RMS standard deviation for the second digital signal, and determining a first leak probability value based on a first excess rate of a first comparison value over the RMS standard deviation, the first comparison value being calculated based on the RMS value of the first signal data and the RMS average for the second signal data.Type: ApplicationFiled: August 18, 2014Publication date: February 26, 2015Applicant: LG CNS CO., LTD.Inventors: Sang Woong CHO, Cheolsoon PARK, Sook-Ryon SEO, Jongpil AHN
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Publication number: 20150002300Abstract: A real time remote leak detection system includes leak detection sensor nodes configured to be operated according to a plurality of sensor management modes. The plurality of the leak detection sensor nodes being installed on a underground pipe and at least one network node configured to cause an NTP (Network Time Protocol) node to synchronize timing of the leak detection sensor nodes when a time of the NTP node is set through a timing source such as a Global Positioning System and the leak detection sensor nodes enter a specific sensor management mode. The system may transmit leak sound data collected in real time in a sensor node wirelessly installed in a pipe to a control center to check whether a leak of the pipe occurs and identify leak location as well.Type: ApplicationFiled: June 20, 2014Publication date: January 1, 2015Applicant: LG CNS CO., LTD.Inventors: Sang Woong CHO, Cheolsoon PARK, Sook-Ryon SEO, Jongpil AHN
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Publication number: 20150000380Abstract: A water leak sensor management method includes a water leak sensor being installed in a underground pipe. The method includes detecting an operation time of the water leak sensor through a timer in a sleep mode, changing the sleep mode into a standby mode in the operation time of the water leak sensor to detect a sensor measuring procedure, and performing an operation for a transceiving component of the water leak sensor and determining whether the water leak sensor receives an external command or changes the standby mode into an operation mode based on the sensor measuring procedure.Type: ApplicationFiled: June 20, 2014Publication date: January 1, 2015Applicant: LG CNS CO., LTD.Inventors: Sang Woong CHO, Cheolsoon PARK, Sook-Ryon SEO, Jongpil AHN