Patents by Inventor Hwang-mook Cho

Hwang-mook Cho 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: 11834773
    Abstract: Provided is a washing machine capable of improving solubility of a powder detergent that remains without having been dissolved in mixing water contained in a tub. The washing machine includes a cabinet having a detergent supplier, a tub arranged in the cabinet to be connected to the detergent supplier and containing mixing water in which washing water supplied to the detergent supplier and a powder detergent are mixed, a drum rotatably installed in the tub, a circulation hose connecting between the tub and the drum for the mixing water contained in a lower portion of the tub to be circulated, a detergent dissolution device generating vortex current in mixing water circulated through the circulation hose to improve solubility of the powder detergent, and a circulation pump arranged in the circulation hose and configured to repeatedly supply and discharge mixing water to and from the detergent dissolution device through on/off controlling.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: December 5, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Geon Ung Lee, Hwang Mook Cho, Jin Baek Kim, Hyun Joo Kim, Jun Hong Park, Eung Ryeol Seo
  • Patent number: 11788222
    Abstract: A washing machine having a bubble generator includes a bubble spray part provided at an upper side of a tub and configured to discharge bubbles from a top to a bottom inside the tub; a wash liquid jet nozzle provided inside the bubble spray part and configured to jet wash liquid; a blowing fan provided in the bubble spray part and configured to blow air in a direction in which the wash liquid jet nozzle jets the wash liquid; and a porous plate member provided at a front end of the bubble spray part and including a plurality of holes, wherein when the wash liquid jetted from the wash liquid jet nozzle collides with the porous plate member, bubbles are generated.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: October 17, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hwang-mook Cho, Geon-ung Lee, Eun-suk Bang, Dong-pil Seo, Eung-ryeol Seo
  • Patent number: 11618990
    Abstract: A dryer is disclosed. The dryer comprises: a main body including an exhaust port; a first drying chamber disposed inside the main body such that hot air is supplied thereto; a second drying chamber disposed inside the main body such that hot air is supplied thereto; and an exhaust unit for guiding, to the exhaust port, air inside the first and second drying chambers, wherein the exhaust unit includes: a first exhaust path for connecting the first drying chamber and the exhaust port; a second exhaust path for connecting the second drying chamber and the first exhaust path; and a filter assembly separably coupled to the main body, and filtering the air passing through the first and second exhaust paths.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: April 4, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun-suk Bang, Dong-pil Seo, Hyung-woo Lee, Sang-up Lee, Hwang-mook Cho
  • Patent number: 11592030
    Abstract: The washing machine includes a cabinet, a drum installed inside the cabinet, and a fan assembly to guide heated air into the drum. A fan assembly includes a shroud provided with an air inlet hole, a hub rotated by a driving motor, a plurality of blades provided along a circumferential direction of the hub to guide the air introduced through the air inlet hole in the circumferential direction of the hub, and a scroll guiding the air guided in the circumferential direction of the hub into the drum. A partition wall prevents the air guided in the circumferential direction of the hub from being re-introduced into the air inlet hole. The blade includes a shroud contact portion in contact with the shroud and a hub contact portion in contact with the hub. An inflection point is formed between the shroud contact portion and the hub contact portion.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: February 28, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Hun Kang, Geon Ung Lee, Hwang Mook Cho, Jin Baek Kim, Eung Ryeol Seo
  • Patent number: 11459697
    Abstract: A clothes care apparatus comprises a main body including a clothes care compartment, a clothes support member disposed in the clothes care compartment and including an air supply port provided to allow air to flow therein, a blower configured to form an airflow to be supplied to the clothes support member, and a nozzle provided to guide the airflow formed by the blower to the clothes support member, and including an airflow outlet disposed to face the air supply port, the airflow outlet provided to supply an airflow to an inside and an outside of the clothes support member.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: October 4, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Geon Ung Lee, Hyun Joo Kim, Eung Ryeol Seo, Dong Woo Shin, Seung-Mok Lee, Hwang Mook Cho
  • Patent number: 11242647
    Abstract: Disclosed herein is a clothes treating apparatus having a movable nozzle for spraying air jets to the garment hung on one or more hangers. The clothes treating apparatus includes a main body having a garment container, a door hinged with the main body to be rotated in front of the garment container and having a display on the front side of the door, a nozzle unit having a nozzle configured to spray air to a garment contained in the garment container, a nozzle transportation unit configured to reciprocate the nozzle unit, and a hose supplying air from a fan located on the bottom of the main body to the nozzle unit, wherein a direction of transportation of the nozzle unit intersects the direction of gravity.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: February 8, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Mi Kim, Kyung Ho Hwang, Jea Won Lee, Jong Ho Lee, Hwang Mook Cho
  • Patent number: 11242638
    Abstract: Provided is a washing machine having an improved structure for efficiently controlling a distribution of washing water to improve washing performance. The washing machine includes a tub, a rotary tub rotatably provided inside of the tub, a tub cover coupled to the tub to prevent washing water from overflowing the tub, and a plurality of guide units formed on a bottom surface of the tub cover to guide the washing water into the inside of the rotary tub. The plurality of guide units includes a first guide having an outer end spaced from an edge of the tub cover in an inward direction of the tub cover, a second guide having an outer end spaced from the edge of the tub cover in the inward direction of the tub cover, and disposed to be spaced apart from the first guide in a circumferential direction of the tub cover, and a third guide connecting the outer end of the first guide and the outer end of the second guide.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: February 8, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hwang Mook Cho, Jun Hong Park, Eung Ryeol Seo, Geon Ung Lee
  • Patent number: 11168426
    Abstract: Provided is a laundry treating apparatus including a cabinet, a laundry care device movably provided inside the cabinet, wherein the laundry care device includes a jetting unit configured to jet air to the laundry, and a suction unit into which air jetted by the jetting unit, after passing through the laundry, is suctioned. Inside of the laundry treating apparatus is kept pleasant and laundry care efficiency is enhanced.
    Type: Grant
    Filed: July 31, 2017
    Date of Patent: November 9, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hwang Mook Cho, Eung Ryeol Seo, Geon Ung Lee
  • Publication number: 20210310180
    Abstract: A clothes care apparatus comprises a main body including a clothes care compartment, a clothes support member disposed in the clothes care compartment and including an air supply port provided to allow air to flow therein, a blower configured to form an airflow to be supplied to the clothes support member, and a nozzle provided to guide the airflow formed by the blower to the clothes support member, and including an airflow outlet disposed to face the air supply port, the airflow outlet provided to supply an airflow to an inside and an outside of the clothes support member.
    Type: Application
    Filed: June 28, 2019
    Publication date: October 7, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Geon Ung LEE, Hyun Joo KIM, Eung Ryeol SEO, Dong Woo SHIN, Seung-Mok LEE, Hwang Mook CHO
  • Publication number: 20210254256
    Abstract: A washing machine having a bubble generator includes a bubble spray part provided at an upper side of a tub and configured to discharge bubbles from a top to a bottom inside the tub; a wash liquid jet nozzle provided inside the bubble spray part and configured to jet wash liquid; a blowing fan provided in the bubble spray part and configured to blow air in a direction in which the wash liquid jet nozzle jets the wash liquid; and a porous plate member provided at a front end of the bubble spray part and including a plurality of holes, wherein when the wash liquid jetted from the wash liquid jet nozzle collides with the porous plate member, bubbles are generated.
    Type: Application
    Filed: May 6, 2021
    Publication date: August 19, 2021
    Inventors: Hwang-mook CHO, Geon-ung LEE, Eun-suk BANG, Dong-pil SEO, Eung-ryeol SEO
  • Publication number: 20210238791
    Abstract: Provided is a washing machine capable of improving solubility of a powder detergent that remains without having been dissolved in mixing water contained in a tub. The washing machine includes a cabinet having a detergent supplier, a tub arranged in the cabinet to be connected to the detergent supplier and containing mixing water in which washing water supplied to the detergent supplier and a powder detergent are mixed, a drum rotatably installed in the tub, a circulation hose connecting between the tub and the drum for the mixing water contained in a lower portion of the tub to be circulated, a detergent dissolution device generating vortex current in mixing water circulated through the circulation hose to improve solubility of the powder detergent, and a circulation pump arranged in the circulation hose and configured to repeatedly supply and discharge mixing water to and from the detergent dissolution device through on/off controlling.
    Type: Application
    Filed: May 13, 2019
    Publication date: August 5, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Geon Ung LEE, Hwang Mook CHO, Jin Baek KIM, Hyun Joo KIM, Jun Hong PARK, Eung Ryeol SEO
  • Patent number: 11001955
    Abstract: A washing machine having a bubble generator includes a bubble spray part provided at an upper side of a tub and configured to discharge bubbles from a top to a bottom inside the tub, a wash liquid jet nozzle provided inside the bubble spray part and configured to jet wash liquid; a blowing fan provided in the bubble spray part and configured to blow air in a direction in which the wash liquid jet nozzle jets the wash liquid; and a porous plate member provided at a front end of the bubble spray part and including a plurality of holes, wherein when the wash liquid jetted from the wash liquid jet nozzle collides with the porous plate member, bubbles are generated.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: May 11, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hwang-mook Cho, Geon-ung Lee, Eun-suk Bang, Dong-pil Seo, Eung-ryeol Seo
  • Publication number: 20200318281
    Abstract: A dryer is disclosed. The dryer comprises: a main body including an exhaust port; a first drying chamber disposed inside the main body such that hot air is supplied thereto; a second drying chamber disposed inside the main body such that hot air is supplied thereto; and an exhaust unit for guiding, to the exhaust port, air inside the first and second drying chambers, wherein the exhaust unit includes: a first exhaust path for connecting the first drying chamber and the exhaust port; a second exhaust path for connecting the second drying chamber and the first exhaust path; and a filter assembly separably coupled to the main body, and filtering the air passing through the first and second exhaust paths.
    Type: Application
    Filed: September 12, 2018
    Publication date: October 8, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun-suk BANG, Dong-pil SEO, Hyung-woo LEE, Sang-up LEE, Hwang-mook CHO
  • Publication number: 20200141048
    Abstract: The washing machine includes a cabinet, a drum installed inside the cabinet, and a fan assembly to guide heated air into the drum. A fan assembly includes a shroud provided with an air inlet hole, a hub rotated by a driving motor, a plurality of blades provided along a circumferential direction of the hub to guide the air introduced through the air inlet hole in the circumferential direction of the hub, and a scroll guiding the air guided in the circumferential direction of the hub into the drum. A partition wall prevents the air guided in the circumferential direction of the hub from being re-introduced into the air inlet hole. The blade includes a shroud contact portion in contact with the shroud and a hub contact portion in contact with the hub. An inflection point is formed between the shroud contact portion and the hub contact portion.
    Type: Application
    Filed: December 7, 2017
    Publication date: May 7, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Hun KANG, Geon Ung LEE, Hwang Mook CHO, Jin Baek KIM, Eung Ryeol SEO
  • Patent number: 10344420
    Abstract: Disclosed herein are a washing machine including an air-stream guide configured to guide a rotating air-stream generated by rotation of the drum toward the spray opening. The washing machine having the circulation apparatus can prevent water or bubbles remaining in the tub and the pump room from flowing into the inside of the drum along the circulation path of the circulation apparatus, due to a pressure difference made between the center area and the outer area of the tub during spin-drying in which the drum rotates at high speed.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: July 9, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hwang Mook Cho, Seung Youp Lee, In Cheol Jang, Geon Ung Lee, Doo Young Rou, Eung Ryeol Seo
  • Publication number: 20190169789
    Abstract: Provided is a laundry treating apparatus including a cabinet, a laundry care device movably provided inside the cabinet, wherein the laundry care device includes a jetting unit configured to jet air to the laundry, and a suction unit into which air jetted by the jetting unit, after passing through the laundry, is suctioned. Inside of the laundry treating apparatus is kept pleasant and laundry care efficiency is enhanced.
    Type: Application
    Filed: July 31, 2017
    Publication date: June 6, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hwang Mook CHO, Eung Ryeol SEO, Geon Ung LEE
  • Publication number: 20190100864
    Abstract: A washing machine having a bubble generator includes a bubble spray part provided at an upper side of a tub and configured to discharge bubbles from a top to a bottom inside the tub, a wash liquid jet nozzle provided inside the bubble spray part and configured to jet wash liquid; a blowing fan provided in the bubble spray part and configured to blow air in a direction in which the wash liquid jet nozzle jets the wash liquid; and a porous plate member provided at a front end of the bubble spray part and including a plurality of holes, wherein when the wash liquid jetted from the wash liquid jet nozzle collides with the porous plate member, bubbles are generated.
    Type: Application
    Filed: September 28, 2018
    Publication date: April 4, 2019
    Inventors: Hwang-mook CHO, Geon-ung LEE, Eun-suk BANG, Dong-pil SEO, Eung-ryeol SEO
  • Patent number: 10231598
    Abstract: A dish washing machine having a structure improved to increase washing efficiency is provided. The dish washing machine includes a washing tub for washing dishes, an injection unit to inject washing water into the washing tub, and a deflection unit to move inside the washing tub to deflect the washing water injected from the injection unit toward the dishes. The deflection unit includes a first vane to be linearly movable in a direction in which the washing water is injected and a second vane to interwork with the first vane.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: March 19, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hwang Mook Cho, Jun Hong Park, Eung Ryeol Seo, Gun Ung Lee, Seung-Mok Lee, Chang Wook Lee, Nam Soo Park
  • Publication number: 20190048505
    Abstract: Provided is a washing machine having an improved structure for efficiently controlling a distribution of washing water to improve washing performance. The washing machine includes a tub, a rotary tub rotatably provided inside of the tub, a tub cover coupled to the tub to prevent washing water from overflowing the tub, and a plurality of guide units formed on a bottom surface of the tub cover to guide the washing water into the inside of the rotary tub. The plurality of guide units includes a first guide having an outer end spaced from an edge of the tub cover in an inward direction of the tub cover, a second guide having an outer end spaced from the edge of the tub cover in the inward direction of the tub cover, and disposed to be spaced apart from the first guide in a circumferential direction of the tub cover, and a third guide connecting the outer end of the first guide and the outer end of the second guide.
    Type: Application
    Filed: February 6, 2017
    Publication date: February 14, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hwang Mook CHO, Jun Hong PARK, Eung Ryeol SEO, Geon Ung LEE
  • Publication number: 20180334767
    Abstract: Disclosed herein is a clothes treating apparatus having a movable nozzle for spraying air jets to the garment hung on one or more hangers. The clothes treating apparatus includes a main body having a garment container, a door hinged with the main body to be rotated in front of the garment container and having a display on the front side of the door, a nozzle unit having a nozzle configured to spray air to a garment contained in the garment container, a nozzle transportation unit configured to reciprocate the nozzle unit, and a hose supplying air from a fan located on the bottom of the main body to the nozzle unit, wherein a direction of transportation of the nozzle unit intersects the direction of gravity.
    Type: Application
    Filed: May 17, 2018
    Publication date: November 22, 2018
    Inventors: Young Mi KIM, Kyung Ho HWANG, Jea Won LEE, Jong Ho LEE, Hwang Mook CHO