Patents by Inventor Pingfang LI

Pingfang LI 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: 11415361
    Abstract: A refrigerator box body includes mounting bases (1) used to mount hinges, a box housing (2) provided with an upward opening, and an opening frame (3) connected to the opening of the box housing (2), a side plate of the box housing (2) being provided with mounting ports (4) penetrating the side plate of the box housing (2) along the thickness direction, the mounting bases (1) being arranged within the mounting ports (4), the mounting bases (1) being provided with depressions (11) with concave sides toward an inside of the box housing (2), the hinges being mounted within the depressions (11), the mounting bases (1) being provided with guide grooves (12), side edges of the mounting ports (4) being inserted into the guide grooves (12) so as to connect the mounting bases (1) and the box housing (2), an edge of the opening frame (3) abutting against upper sides of the mounting bases (1).
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: August 16, 2022
    Assignees: HEFEI HUALING CO., LTD., HEFEI MIDEA REFRIGERATOR CO., LTD., MIDEA GROUP CO., LTD.
    Inventors: Benlei Liang, Chao Liu, Pingfang Li, Huawei Zhang, Hao Yu
  • Publication number: 20210381750
    Abstract: A refrigerator box body includes mounting bases (1) used to mount hinges, a box housing (2) provided with an upward opening, and an opening frame (3) connected to the opening of the box housing (2), a side plate of the box housing (2) being provided with mounting ports (4) penetrating the side plate of the box housing (2) along the thickness direction, the mounting bases (1) being arranged within the mounting ports (4), the mounting bases (1) being provided with depressions (11) with concave sides toward an inside of the box housing (2), the hinges being mounted within the depressions (11), the mounting bases (1) being provided with guide grooves (12), side edges of the mounting ports (4) being inserted into the guide grooves (12) so as to connect the mounting bases (1) and the box housing (2), an edge of the opening frame (3) abutting against upper sides of the mounting bases (1).
    Type: Application
    Filed: October 23, 2018
    Publication date: December 9, 2021
    Inventors: Benlei LIANG, Chao LIU, Pingfang LI, Huawei ZHANG, Hao YU
  • Patent number: 10852052
    Abstract: A refrigerating device includes a cabinet, a condenser and a dehumidifying device. The cabinet defines a compartment therein and includes a rear panel, and an inner wall of the compartment defines an air permeable hole. The condenser is disposed to the rear panel. The dehumidifying device includes a casing and a dehumidifying assembly disposed in the casing, the casing is disposed to the rear panel and located outside the cabinet, the casing defines a first air through hole and a second air through hole in communication with the casing respectively, the first air through hole is communicated with the air permeable hole through an air communication assembly, and the second air through hole is communicated with an external environment.
    Type: Grant
    Filed: May 30, 2016
    Date of Patent: December 1, 2020
    Inventors: Benlei Liang, Pingfang Li, Chao Liu
  • Publication number: 20200240699
    Abstract: A refrigerating device includes a cabinet, a condenser and a dehumidifying device. The cabinet defines a compartment therein and includes a rear panel, and an inner wall of the compartment defines an air permeable hole. The condenser is disposed to the rear panel. The dehumidifying device includes a casing and a dehumidifying assembly disposed in the casing, the casing is disposed to the rear panel and located outside the cabinet, the casing defines a first air through hole and a second air through hole in communication with the casing respectively, the first air through hole is communicated with the air permeable hole through an air communication assembly, and the second air through hole is communicated with an external environment.
    Type: Application
    Filed: May 30, 2016
    Publication date: July 30, 2020
    Inventors: Benlei LIANG, Pingfang LI, Chao LIU
  • Patent number: 9506687
    Abstract: Disclosed is a refrigeration device, comprising: a shell (1) having an open top portion; a door body (2) configured to open and close the shell (1) and pivotally connected to the top portion of the shell (1), in which the door body (2) comprises a door liner (21), a groove (211) recessed upwardly is formed on a lower surface of the door liner (21); a door seal (3), in which an upper portion of the door seal (3) is snapped in the groove (211), a lower portion of the door seal (3) is pressed against the top portion of the shell (1) hermetically when the door body (2) is closed, and an air passage (4) is formed between the door seal (3) and the groove (211) when the door body (2) is subjected to an upward external force.
    Type: Grant
    Filed: June 8, 2013
    Date of Patent: November 29, 2016
    Assignees: Hefei Hualing Co., Ltd., Hefei Midea Refrigerator Co., Ltd.
    Inventors: Pingfang Li, Hong Zuo
  • Publication number: 20160178272
    Abstract: Disclosed is a refrigeration device, comprising: a box body (1), the top of which is open; a door body (2) used for opening and closing the box body, which door body is pivotally connected to the top of the box body, the door body comprising a door liner (21), an upwards concave groove (211) being formed on a lower surface of the door liner, and the groove being adjacent to the outer edge of the lower surface of the door liner and surrounding same; and a door seal (3), the upper part of which is snap-fitted in the groove, when the door body is closed, the lower part of the door seal and the top of the box body are sealed in a butting mode, wherein an air passage (4) is formed between the door seal and the groove when the door body receives an upward external force.
    Type: Application
    Filed: June 8, 2013
    Publication date: June 23, 2016
    Inventors: Pingfang LI, Hong ZUO