Patents by Inventor Chuanxiang Ji

Chuanxiang Ji 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: 12114780
    Abstract: A single-motor electrically powered bed includes: a bed board, a frame, a slide assembly, a first connecting-rod mechanism, and a drive assembly; the bed board includes: a first bed board and a second bed board, one end of the first bed board being hingedly connected to one end of the second bed board; the second bed board is slidably connected to the frame by means of the slide component, the two ends of the first connecting-rod mechanism are hingedly connected to the first bed board and the frame, respectively, and the first bed board can be raised and lowered by means of the drive assembly. The single-motor electrically powered bed needs only one drive assembly to drive all of the bed boards to move, adjust the position and height of the human body, and achieve the lifting and lowering function of the electrically powered bed.
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: October 15, 2024
    Assignee: Keeson Technology Corporation Limited
    Inventors: Huafeng Shan, Jian Wang, Shaojun Li, Chuanxiang Ji, Xiaowen Lu
  • Patent number: 12016465
    Abstract: Disclosed is an electric bed with an adjustable bed length, containing an upper head bed frame, an upper foot bed frame, a lower bed frame, and a plurality of bedboards with at least one pivotable relative to the lower bed frame. At least one of the upper head bed frame and the upper foot bed frame is fixed/immobile while the other contains a moving component to move between a rest position and an extension position. At least one pivotable bedboard keeps horizontal and the upper head bed frame is away from the upper foot bed frame by Distance 1 at the rest position, while the at least one pivotable bedboard pivots and there is Distance 2 longer than Distance 1 between the upper head bed frame and the upper foot bed frame at the extension position.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: June 25, 2024
    Assignee: Keeson Technology Corporation Limited
    Inventors: Huafeng Shan, Joseph Ermalovich, Chuanxiang Ji, Jinchun Yan, Thomas James Wells
  • Publication number: 20220312988
    Abstract: A cradle includes a base, a support, a movable bed compartment, a wire-winding barrel, first and second wire bodies. The compartment is movably connected with the support arranged on the base in a suspended manner. First and second fixed ends are arranged on the bottom face of the compartment in the moving direction of the compartment. The barrel is located between the first and second fixed ends. The barrel is rotationally fixed to the face of the base facing to the compartment. The first and second wire bodies are respectively wound on the barrel, and the winding direction of the first wire body is opposite to that of the second wire body. The free end of the first wire body and the free end of the second wire body are respectively connected with the first fixed end and the second fixed end by means of an elastic member.
    Type: Application
    Filed: March 23, 2020
    Publication date: October 6, 2022
    Inventors: Huafeng Shan, Chenhua Zhou, Chuanxiang Ji, Jian Wang, Jiaqi Dai, Meng Huang, Yuxiang Ren
  • Publication number: 20220312980
    Abstract: A foldable electric bed includes an upper bed body, a lower bed body and a split-type fixing part. The two ends of the split-type fixing part are fixedly connected to the outer wall on the same side of the upper bed body and the lower bed body, respectively; the upper bed body may be folded at the split-type fixing part relative to the lower bed body; the split-type fixing part includes a first fixing piece and a second fixing piece; the first fixing piece and the second fixing piece are detachably and fixedly connected; the first fixing piece is disposed on the outer wall of the upper bed body; and the second fixing piece is disposed on the outer wall of the lower bed body.
    Type: Application
    Filed: March 23, 2020
    Publication date: October 6, 2022
    Inventors: Huafeng Shan, Chuanxiang Ji, Xiang Nie, Jian Wang
  • Publication number: 20220248864
    Abstract: A single-motor electrically powered bed includes: a bed board, a frame, a slide assembly, a first connecting-rod mechanism, and a drive assembly; the bed board includes: a first bed board and a second bed board, one end of the first bed board being hingedly connected to one end of the second bed board; the second bed board is slidably connected to the frame by means of the slide component, the two ends of the first connecting-rod mechanism are hingedly connected to the first bed board and the frame, respectively, and the first bed board can be raised and lowered by means of the drive assembly. The single-motor electrically powered bed needs only one drive assembly to drive all of the bed boards to move, adjust the position and height of the human body, and achieve the lifting and lowering function of the electrically powered bed.
    Type: Application
    Filed: April 23, 2020
    Publication date: August 11, 2022
    Inventors: Huafeng Shan, Jian Wang, Shaojun Li, Chuanxiang Ji, Xiaowen Lu
  • Publication number: 20220248861
    Abstract: A bed body structure includes a bearing mechanism, a turnover mechanism, a base and a flexible supporting layer; the turnover mechanism is arranged between the bearing mechanism and the base, and the flexible supporting layer covers the top of the bearing mechanism; the bearing mechanism includes at least two supporting assemblies; in a flat-laid state, all the supporting assemblies are horizontally arrayed on the top of the base in sequence; and in an unfolded state, the turnover mechanism enables at least one of the supporting assemblies to be upwards turned over relative to the base. According to the bed body structure, by replacing a traditional bed board with the supporting assemblies to form a supporting face, the production efficiency is improved, the cost of an electric bed is greatly reduced, the electric bed is still attractive, and it is ensured that the product quality is unchanged.
    Type: Application
    Filed: August 16, 2019
    Publication date: August 11, 2022
    Inventors: Huafeng Shan, Chuanxiang Ji, Xiang Nie, Jian Wang, Hewen Wu
  • Publication number: 20220248863
    Abstract: A triple-folding electric bed includes: a first bed body (11), a second bed body (12), and a third bed body (13). The first bed body (11), the second bed body (12), and the third bed body (13) are successively in detachable fixed connection or rotatable connection at junctions; when the electric bed is spread horizontally, the first bed body (11), the second bed body (12), and the third bed body (13) are on the same level; and when the electric bed is folded, the first bed body (11), the second bed body (12), and the third bed body (13) are folded in the thickness direction. The bed body of the triple-folding electric bed is divided into three separate parts and then fully folded to reduce the length of the electric bed, which thereby reduces the packaging size of the electric bed.
    Type: Application
    Filed: April 23, 2020
    Publication date: August 11, 2022
    Inventors: Huafeng Shan, Chuanxiang Ji, Chenhua Zhou, Jian Wang
  • Publication number: 20220000269
    Abstract: An electric bed having no bed board and being covered with a surface material includes: a foldable bedframe jointed through connectors and connected with bed legs, overturningly foldable frames disposed on the bedframe, a drive device disposed on the bedframe (1), a surface material covered directly onto a plurality of frames, and a tensioning mechanism for tensioning the surface material at a surface of the frames; the tensioning mechanism includes embedded strips and pipes, and may further include a clamp fastener; when the surface material is in a tensioned state, an embedded strip connected at one end of the surface material is limited within a limiting slot of a pipe at one side, and another embedded strip connected at another end of the surface material is limited within a limiting slot of another pipe at the opposite side.
    Type: Application
    Filed: November 21, 2018
    Publication date: January 6, 2022
    Inventors: Huafeng Shan, Chuanxiang Ji, Xiang Nie, Jian Wang
  • Patent number: 11083304
    Abstract: An electric bed, includes: a base bed frame; a leg combination bed frame, which is hinged to the base bed frame and is capable of freely pivoting; a leg transmission mechanism supporting beam; a leg transmission mechanism, which includes a first end hinged to the leg combination bed frame, a second end for receiving a driving force so as to enable the leg transmission mechanism to pivot, and a pivoting arm disposed between the first end and the second end and hinged to the leg transmission mechanism supporting beam; and a leg drive motor, one end of the leg drive motor being hinged to the transverse rim near the leg transmission mechanism supporting beam, and the other end of the leg drive motor being hinged to the second end of the leg transmission mechanism, wherein the leg drive motor extends substantially along a straight line when pushing the leg combination bed frame.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: August 10, 2021
    Assignee: Keeson Technology Corporation Limited
    Inventor: Chuanxiang Ji
  • Publication number: 20210177154
    Abstract: Disclosed is an electric bed with an adjustable bed length, containing an upper head bed frame, an upper foot bed frame, a lower bed frame, and a plurality of bedboards, wherein at least one of the plurality of bedboards is pivotable relative to the lower bed frame, wherein either of the upper head bed frame and the upper foot bed frame is fixed/immobile relative to the lower bed frame while the other contains a moving component which moves back and forth relative to the lower bed frame between a rest position and an extension position, wherein the at least pivotable bedboard keeps horizontal and the upper head bed frame is away from the upper foot bed frame by Distance 1 when the moving component is located at the rest position, while the at least one pivotable bedboard pivots and there is Distance 2 between the upper head bed frame and the upper fool bed frame when the moving part is located at the extension position, wherein Distance 2 is longer than Distance 1.
    Type: Application
    Filed: March 1, 2021
    Publication date: June 17, 2021
    Inventors: Huafeng Shan, Joseph Ermalovich, Chuanxiang Ji, Jinchun Yan, Thomas James Wells
  • Patent number: 10932583
    Abstract: An electric bed with an adjustable bed length, containing an upper head bed frame, an upper foot bed frame, a lower bed frame, and a plurality of bedboards. Wherein at least one of the plurality of bedboards is pivotable relative to the lower bed frame. Wherein either of the upper head bed frame and the upper foot bed frame is fixed/immobile relative to the lower bed frame while the other contains a moving component which moves back and forth relative to the lower bed frame between a rest position and an extension position. Wherein the at least pivotable bedboard keeps horizontal and the upper head bed frame is away from the upper foot bed frame by Distance 1 when the moving component is located at the rest position, while the at least one pivotable bedboard pivots and there is Distance 2 between the upper head bed frame and the upper foot bed frame when the moving part is located at the extension position. Wherein Distance 2 is longer than Distance 1.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: March 2, 2021
    Assignee: Keeson Technology Corporation Limited
    Inventors: Huafeng Shan, Joseph Ermalovich, Chuanxiang Ji, Jinchun Yan, Thomas James Wells
  • Publication number: 20190239653
    Abstract: Disclosed is a foldable electric bed, which includes a head bed frame and a foot bed frame. The head bed frame has a male plate, and the foot bed frame has a female plate. The male plate and the female plate are pin-connected to each other through a pin shaft. One of the head bed frame and the foot bed frame is rotatable relative to the other one thereof by means of the pin shaft between a horizontal position and a folded position. In the folded position, the head bed frame and the foot bed frame are folded together facing each other, and both the head frame and the foot bed frame have gaps for accommodating elements that project from the bed frames.
    Type: Application
    Filed: April 17, 2019
    Publication date: August 8, 2019
    Inventors: Huafeng Shan, Jian Wang, Chuanxiang Ji
  • Publication number: 20190223607
    Abstract: Disclosed is an electric bed, which includes: a base bed frame; a leg combination bed frame, which is hinged to the base bed frame and is capable of freely pivoting; a leg transmission mechanism supporting beam; a leg transmission mechanism, which includes a first end hinged to the leg combination bed frame, a second end for receiving a driving force so as to enable the leg transmission mechanism to pivot, and a pivoting arm disposed between the first end and the second end and hinged to the leg transmission mechanism supporting beam; and a leg drive motor, one end thereof being hinged to the transverse rim near the leg transmission mechanism supporting beam, and the other end thereof being hinged to the second end of the leg transmission mechanism, wherein the leg drive motor extends substantially along a straight line when pushing the leg combination bed frame.
    Type: Application
    Filed: February 28, 2019
    Publication date: July 25, 2019
    Inventor: Chuanxiang Ji
  • Publication number: 20190223608
    Abstract: Disclosed are a waist ejection mechanism applied to an electric bed and an electric bed including the waist ejection mechanism. The waist ejection mechanism includes: a base, which includes a plurality of fixing portions for fixing the base to a bed plank of the electric bed; an adjustment element, which includes a body disposed movably in the base and revolvable on its own axis during its movement, the body including an extension arm extending upward from the base; a connecting rod, which is hinged at one end thereof to the base and is hinged at the other end thereof to the extension arm; and a waist ejection rod, which is connected to the extension arm of the adjustment element.
    Type: Application
    Filed: February 28, 2019
    Publication date: July 25, 2019
    Inventor: Chuanxiang Ji
  • Publication number: 20190021509
    Abstract: Disclosed is an electric bed with an adjustable bed length, containing an upper head bed frame, an upper foot bed frame, a lower bed frame, and a plurarity of bedboards, wherein at least one of the plurarity of bedboards is pivotable relative to the lower bed frame, wherein either of the upper head bed frame and the upper foot bed frame is fixed/immobile relative to the lower bed frame while the other contains a moving component which moves back and forth relative to the lower bed frame between a rest position and an extension position. The bed length is adjusted in the above-mentioned way to overcome the defect in the traditional electric bed where the bed length is shortened after the posture is changed, causing part of the matress to have no support basis.
    Type: Application
    Filed: June 30, 2017
    Publication date: January 24, 2019
    Applicant: Keeson Technology Corporation Limited
    Inventors: Huafeng Shan, Joseph Ermalovich, Chuanxiang Ji, Jinchun Yan
  • Patent number: D970245
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: November 22, 2022
    Assignee: Keeson Technology Corporation Limited
    Inventors: Huafeng Shan, Hewen Ge, Chuanxiang Ji, Chenhua Zhou, Shengjiao Mo
  • Patent number: D970246
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: November 22, 2022
    Assignee: Keeson Technology Corporation Limited
    Inventors: Huafeng Shan, Hewen Ge, Chuanxiang Ji, Chenhua Zhou, Shengjiao Mo
  • Patent number: D995746
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: August 15, 2023
    Assignee: Keeson Technology Corporation Limited
    Inventors: Huafeng Shan, Chuanxiang Ji, Jian Wang, Jiayao Zhang, Xiang Nie
  • Patent number: D1000149
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: October 3, 2023
    Assignee: Keeson Technology Corporation Limited
    Inventors: Huafeng Shan, Chuanxiang Ji, Yanling Li, Hewen Ge, Shengjiao Mo
  • Patent number: D1007885
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: December 19, 2023
    Assignee: Keeson Technology Corporation Limited
    Inventors: Huafeng Shan, Chuanxiang Ji, Jianwei Mao, Li Yang, Yijie Zhang, Shengjiao Mo