Patents by Inventor Weon-Seok Choi
Weon-Seok Choi 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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Publication number: 20180209687Abstract: An air conditioner of present invention comprises a housing having an outer panel forming the exterior and an opening formed on the outer panel, a heat exchanger configured to exchange heat with air flowing into the housing, and a door unit configured to open or close the opening by moving forward or backward from the opening through which the heat exchanged air is discharged. Wherein the door unit comprises a door blade configured to open or close the opening, a door operating part configured to move the door blade forward or backward, and a controller configured to control the air discharged from the opening to be moved forward from the opening in a straight line or to be discharged radially from the opening by controlling a distance between the door blade and the opening.Type: ApplicationFiled: July 12, 2016Publication date: July 26, 2018Inventors: Sung Hyun CHUN, Jin Gyun KIM, Seong Deok CHEON, Sung Bum KANG, Jun Seok KWON, Sung Jae KIM, Jong Whal KIM, Ji Hong KIM, Seung Won OH, Sang Ki YOON, Yeon Seob YUN, Won Hee LEE, Chang Sik LEE, Hyun Joo JEON, Jae Rim JUNG, Chang Woo JUNG, Weon Seok CHOI
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Patent number: 9903608Abstract: An air conditioner including an opening and closing apparatus configured to open/close a discharge port for discharging air into an indoor space, the opening and closing apparatus includes a plurality of covers provided with a guide unit, a guide plate provided with a spiral guide hole alternately formed with a guide hole having a first section and a second section, and a rail plate extended in a radial direction and having a plurality of rails through which the guide unit is inserted. When the guide plate is rotated, the plurality of covers are moved in a radial direction while having a time interval with respect to the adjacent cover as to open/close the discharge port.Type: GrantFiled: January 7, 2015Date of Patent: February 27, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Won-Hee Lee, Tae Duk Kim, Yun Suk Park, Moon-Sun Shin, Hae Gyun Shin, Weon Seok Choi
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Publication number: 20170198938Abstract: An air conditioner to prevent fingers from being jammed therein during a closing operation of an opening and a method of controlling the same are provided. The air conditioner includes a housing in which an opening is formed, a door unit provided to be movable around the opening to open or close the opening, and at least one configured to control the door unit to stop at a position spaced a preset first distance from the opening during a closing operation of the door unit and control the closing operation of the door unit.Type: ApplicationFiled: December 12, 2016Publication date: July 13, 2017Inventors: Jin-Gyun KIM, Tae Duk KIM, Weon Seok CHOI
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Publication number: 20170089593Abstract: An air conditioner includes a dust collecting space so that foreign substances inside the air conditioner may be easily removed. The air conditioner includes a case, a front panel having a plurality of holes formed to discharge air to the front of the case, and a dust container provided inside the case to communicate with some of the plurality of holes.Type: ApplicationFiled: September 28, 2016Publication date: March 30, 2017Applicant: Samsung Electronics Co., Ltd.Inventors: Jong Whal KIM, Won-Hee LEE, Tae Duk KIM, Moon Sun SHIN, Yeon-Seob YUN, Chang-Woo JUNG, Kang Ho CHOI, Weon Seok CHOI
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Publication number: 20170016634Abstract: An air conditioner includes a housing, a heat exchanger arranged to exchange heat with air flowing into the housing, a blower fan arranged inside the housing for discharging air that has exchanged heat with the heat exchanger to the outside and a discharging plate having an opening formed to discharge air blown from the blower fan out of the housing, and a plurality of discharging holes formed to discharge air to surroundings of the opening, wherein the discharging plate is arranged to discharge the air that has exchanged heat by the heat exchanger out of the housing, and wherein the discharging plate is made of metal. By such configuration, air conditioner increase user satisfaction.Type: ApplicationFiled: July 14, 2016Publication date: January 19, 2017Applicant: Samsung Electronics Co .. Ltd.Inventors: Won-Hee LEE, Jong Whal KIM, Jin-Gyun KIM, Yeon-Seob YUN, Jun Seok KWON, Sung Jae KIM, Chang-Woo JUNG, Ji Hong KIM, Moon Sun SHIN, Seung Won OH, Sang Ki YOON, Chang Sik LEE, Jae Rim JUNG, Seong Deok CHEON, Sung Hyun CHUN, Weon Seok CHOI
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Publication number: 20150192323Abstract: An air conditioner including an opening and closing apparatus configured to open/close a discharge port for discharging air into an indoor space, the opening and closing apparatus includes a plurality of covers provided with a guide unit, a guide plate provided with a spiral guide hole alternately formed with a guide hole having a first section and a second section, and a rail plate extended in a radial direction and having a plurality of rails through which the guide unit is inserted. When the guide plate is rotated, the plurality of covers are moved in a radial direction while having a time interval with respect to the adjacent cover as to open/close the discharge port.Type: ApplicationFiled: January 7, 2015Publication date: July 9, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Won-Hee LEE, Tae Duk KIM, Yun Suk PARK, Moon-Sun SHIN, Hae Gyun SHIN, Weon Seok CHOI
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Publication number: 20140308887Abstract: An air conditioner includes a housing forming an external appearance of the air conditioner and provided with an air discharge port forming an air discharge flow path allowing air inside of the housing to be discharged therethrough, a blade arranged at the air discharge port to control a flow direction of the air discharged from the air discharge port, and a blade reinforcement support arranged on the blade to prevent bending of the blade, wherein the blade reinforcement support includes a blade support having a support protrusion provided with a shaft hole parallel with the blade, and a seating portion comprising a seating protrusion inserted into the shaft hole to allow rotation of the support protrusion, and a seating guide to surround an outer circumferential surface of the support protrusion. Thereby, the blade may have an enhanced fastening strength and be stably supported.Type: ApplicationFiled: February 26, 2014Publication date: October 16, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang Ki YOON, Yun Suk Park, Seung Won Oh, Won Hee Lee, Weon Seok Choi
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Patent number: 7670115Abstract: A turbo fan includes a plurality of blades positioned vertically in a radial direction between a main plate and a shroud. Each of the plurality of blades is formed with a slope at an outer periphery thereof to suppress generation of turbulence.Type: GrantFiled: November 15, 2006Date of Patent: March 2, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Min Gi Cho, Weon Seok Choi, You Jae Kim
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Publication number: 20080229776Abstract: A centrifugal blower capable of preventing generation of a swirled air stream in a space between the inner surface of a casing and a side end of a centrifugal fan, and an air conditioner having the same. The centrifugal blower includes a casing having an air inlet, an air outlet, and a bell-mouth located near the air inlet, a centrifugal fan installed in the casing, and a stream-cutoff member provided at an inner surface of the casing around the bell-mouth to prevent an air stream from being swirled in a space between the inner surface of the casing and a side end of the centrifugal fan.Type: ApplicationFiled: December 18, 2007Publication date: September 25, 2008Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Jae Kim, Jai Kwon Lee, Weon Seok Choi, Jin Baek Kim
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Publication number: 20080134713Abstract: A turbo fan including backward-inclined blades that are inclined in a direction opposite to a rotating direction of a rotating plate. A positive pressure surface of each blade, facing the rotating direction of the rotating plate, takes the form of a flat surface, and a negative pressure surface of the blade, opposite to the rotating direction of the rotating plate, takes the form of a convexly-curved surface. A radius of curvature defined by the convexly-curved negative pressure surface is within a range of 2.5˜4 times of a radius of the turbo fan. The turbo fan can reduce noise and consumption of power together, and consequently, an air conditioner having the turbo fan can achieve an improvement in performance.Type: ApplicationFiled: October 2, 2007Publication date: June 12, 2008Applicant: Samsung Electronics Co., Ltd.Inventors: Weon Seok Choi, Jin Baek Kim, Jai Kwon Lee, Young Jae Kim, Min Gi Cho, Hyun Ho Park
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Publication number: 20080118345Abstract: A turbofan to reduce a blowing noise, and an air conditioner having the same. The turbofan includes a rotating plate coupled to a shaft of a driving motor, a plurality of blades coupled to an outer circumference of the rotating plate, and an annular shroud coupled to an end of each blade. The end of each blade includes an inner end that is coupled to the rotating plate, and an outer end that is not coupled to the rotating plate. The outer end of each blade is tilted toward the rotating plate such that a distance between the outer end of each blade and an inner surface of an apparatus employing the turbofan is increased as the outer end of each blade moves away from a rotational center of the rotating plate in a radial outward direction.Type: ApplicationFiled: July 25, 2007Publication date: May 22, 2008Applicant: Samsung Electronics Co., Ltd.Inventors: Weon Seok CHOI, Seiji Sato, Min Gi Cho
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Publication number: 20070237643Abstract: A turbo fan includes a plurality of blades positioned vertically in a radial direction between a main plate and a shroud. Each of the plurality of blades is formed with a slope at an outer periphery thereof to suppress generation of turbulence.Type: ApplicationFiled: November 15, 2006Publication date: October 11, 2007Applicant: Samsung Electronics Co., Ltd.Inventors: Min Gi Cho, Weon Seok Choi, You Jae Kim
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Patent number: 7241326Abstract: An air purifier including: a filter which removes contaminants from air passing therethrough; a fan which generates a flow force to pass air through the filter; and a rotating body rotatably mounted in the air purifier and defining a flow path around the fan, a discharge direction of the flow path being varied by rotation of the rotating body.Type: GrantFiled: February 7, 2005Date of Patent: July 10, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Jae Oh Han, Jin Baek Kim, Weon Seok Choi, Jai Kwon Lee
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Patent number: 7152425Abstract: A blowing device having an air suction guide with an improved structure to reduce blowing operational noise, and an air conditioning apparatus having the blowing device. The blowing device includes a blowing fan, a fan casing placed to cover the blowing fan and having a suction port, and a suction guide provided in the suction port of the fan casing to guide inlet air to the blowing fan. The suction guide includes a flow guide part extending forward from an edge of the suction port of the fan casing by a predetermined length. Due to the flow guide part of the blowing device, the inlet air flows through the suction port at a constant flowing speed and in a state of laminar flow. Therefore, the blowing device reduces a variation in a pressure applied onto blades of the blowing fan by the inlet air, and reduces operational noise thereof.Type: GrantFiled: May 26, 2004Date of Patent: December 26, 2006Assignee: Samsung Electronics Co., Ltd.Inventors: Jae Oh Han, Weon Seok Choi, Jin Baek Kim
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Patent number: 7121799Abstract: A mold to mold an integral turbofan having a rotating plate joined to a drive motor, an outer ring concentrically disposed outside of the rotating plate with a spacing therebetween, a plurality of blades radially arranged on a front face of the rotating plate and integrally connected at rear ends thereof to the rotating plate and the outer ring, and a shroud integrally formed with front ends of the blades. The mold includes a first half having first, second and third front parts forming a front face of the rotating plate, the shroud and the outer ring, respectively, and a second half combining with the first half, and including a first rear part forming a rear face of the rotating plate, a plurality of second rear parts forming a rear face of the shroud and the blades, and a third rear part forming a rear face of the outer ring.Type: GrantFiled: December 31, 2003Date of Patent: October 17, 2006Assignee: Samsung Electronics Co., Ltd.Inventors: Jin Baek Kim, Hyoung-Mo Koo, Weon-Seok Choi, Yong Seok Kim
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Patent number: 7070389Abstract: A method of manufacturing a turbofan, which facilitates a manufacturing process and reduces a defective fraction of products during the manufacturing process by providing joining portions of the turbofan with corresponding plane surfaces. The turbofan includes a rotating plate coupled at a center thereof to a shaft of a drive motor, a plurality of blades radially arranged on a peripheral area of a front face of the rotating plate, and a ring-shaped shroud coupled to front ends of the plurality of blades. The method includes forming the ring-shaped shroud and first parts of the plurality of blades integrally, forming the rotating plate and remaining second parts of the plurality of blades integrally, and joining the first parts to corresponding second parts by fusion bonding.Type: GrantFiled: December 31, 2003Date of Patent: July 4, 2006Assignee: Samsung Electronics Co., Ltd.Inventors: Jin Baek Kim, Hyoung-Mo Koo, Weon-Seok Choi
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Patent number: 7066712Abstract: A turbofan to reduce noise through a suppression of turbulent air flow at an outlet thereof and also to guide the air discharged from the outlet in a specific discharging direction, and an air conditioner equipped with the turbofan to improve an efficiency of a heat exchange. The turbofan includes a rotating plate coupled to a shaft of a drive motor, a plurality of blades radially arranged on a peripheral area of a front face of the rotating plate, a ring-shaped shroud joining to ends of the plurality of blades, and a flow guide rib extending from a peripheral edge of the rotating plate in a rearward direction to guide the air discharged from the turbofan.Type: GrantFiled: December 31, 2003Date of Patent: June 27, 2006Assignee: Samsung Electronics Co., Ltd.Inventors: Jin Baek Kim, Hyoung-Mo Koo, Weon-Seok Choi
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Publication number: 20040258519Abstract: A method of manufacturing a turbofan, which facilitates a manufacturing process and reduces a defective fraction of products during the manufacturing process by providing joining portions of the turbofan with corresponding plane surfaces. The turbofan includes a rotating plate coupled at a center thereof to a shaft of a drive motor, a plurality of blades radially arranged on a peripheral area of a front face of the rotating plate, and a ring-shaped shroud coupled to front ends of the plurality of blades. The method includes forming the ring-shaped shroud and first parts of the plurality of blades integrally, forming the rotating plate and remaining second parts of the plurality of blades integrally, and joining the first parts to corresponding second parts by fusion bonding.Type: ApplicationFiled: December 31, 2003Publication date: December 23, 2004Applicant: Samsung Electronics Co., Ltd.Inventors: Jin Baek Kim, Hyoung-Mo Koo, Weon-Seok Choi
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Publication number: 20040247441Abstract: A mold to mold an integral turbofanhaving a rotating plate joined to a drive motor, an outer ring concentrically disposed outside of the rotating plate with a spacing therebetween, a plurality of blades radially arranged on a front face of the rotating plate and integrally connected at rear ends thereof to the rotating plate and the outer ring, and a shroud integrally formed with front ends of the blades. The mold includes a first half having first, second and third front parts forming a front face of the rotating plate, the shroud and the outer ring, respectively, and a second half combining with the first half, and including a first rear part forming a rear face of the rotating plate, a plurality of second rear parts forming a rear face of the shroud and the blades, and a third rear part forming a rear face of the outer ring.Type: ApplicationFiled: December 31, 2003Publication date: December 9, 2004Applicant: Samsung Electronics Co., Ltd.Inventors: Jin Baek Kim, Hyoung-Mo Koo, Weon-Seok Choi, Yong Seok Kim
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Publication number: 20040244403Abstract: A turbofan to reduce noise through a suppression of turbulent air flow at an outlet thereof and also to guide the air discharged from the outlet in a specific discharging direction, and an air conditioner equipped with the turbofan to improve an efficiency of a heat exchange. The turbofan includes a rotating plate coupled to a shaft of a drive motor, a plurality of blades radially arranged on a peripheral area of a front face of the rotating plate, a ring-shaped shroud joining to ends of the plurality of blades, and a flow guide rib extending from a peripheral edge of the rotating plate in a rearward direction to guide the air discharged from the turbofan.Type: ApplicationFiled: December 31, 2003Publication date: December 9, 2004Applicant: Samsung Electronics Co., Ltd.Inventors: Jin Baek Kim, Hyoung-Mo Koo, Weon-Seok Choi