Patents by Inventor Rongjian SUN

Rongjian SUN 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).

  • Publication number: 20240050169
    Abstract: Disclosed are an input device and a surgical robot. The input device includes a mounting base, a rotation support, a grip mechanism, a connection member, a magnetic element and at least one first detection component. The rotation support is rotatable around a first central axis relative to the mounting base. The grip mechanism is disposed on the rotation support, and is transitionable between an open position and a close position. The connection member is connected with the grip mechanism, and is movable in a direction substantially parallel to the first central axis with opening and closing of the grip mechanism. The magnetic element is disposed on the rotation support or the connection member. The at least one first detection component is disposed on the mounting base, and is configured to detect a magnetic field direction of the magnetic element.
    Type: Application
    Filed: October 26, 2023
    Publication date: February 15, 2024
    Inventors: Rongjian SUN, Yueqiang LU, Tian XIE
  • Patent number: 11852282
    Abstract: A gimbal includes an axis structure including a rotating member, a bearing member rotatably connected to the rotating member, and a locking structure. The rotating member includes a rotor of a motor or a member fixedly connected to a rotor. The bearing member includes a stator of the motor or a member fixedly connected to a stator. The locking structure includes a positioning snap member movably provided on one of the rotating member and the bearing member and configured to engage with another one of the rotating member and the bearing member. The axis structure is a yaw-axis structure, a roll-axis structure or a pitch-axis structure. The motor is configured to control a movement about a pitch axis, a movement about a yaw axis, or a movement about a roll axis. A rotational position of the rotating member relative to the bearing member is locked by the locking structure when the rotating member rotates to a preset position.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: December 26, 2023
    Assignee: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Xin Yan, Xifeng Zhao, Rongjian Sun, Zhuo Guo
  • Publication number: 20220170585
    Abstract: A gimbal includes an axis structure including a rotating member, a bearing member rotatably connected to the rotating member, and a locking structure. The rotating member includes a rotor of a motor or a member fixedly connected to a rotor. The bearing member includes a stator of the motor or a member fixedly connected to a stator. The locking structure includes a positioning snap member movably provided on one of the rotating member and the bearing member and configured to engage with another one of the rotating member and the bearing member. The axis structure is a yaw-axis structure, a roll-axis structure or a pitch-axis structure. The motor is configured to control a movement about a pitch axis, a movement about a yaw axis, or a movement about a roll axis. A rotational position of the rotating member relative to the bearing member is locked by the locking structure when the rotating member rotates to a preset position.
    Type: Application
    Filed: February 18, 2022
    Publication date: June 2, 2022
    Inventors: Xin Yan, Xifeng Zhao, Rongjian Sun, Zhuo Guo
  • Patent number: 11286057
    Abstract: A gimbal for carrying a load includes a first frame configured to be coupled with the load, and a second frame rotatably coupled with the first frame. At least one of the first frame or the second frame includes a connecting segment and a movable segment movably coupled with the connecting segment. The movable segment is movable relative to the connecting segment to cause the at least one of the first frame or the second frame to extend or retract. The at least one of the first frame or the second frame includes a locking part disposed on one of the connecting segment and the movable segment. The locking part is configured to abut against the connecting segment or disengage from the connecting segment for placing the movable segment in a locked state or a movable state.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: March 29, 2022
    Assignee: SZ DJI OSMO TECHNOLOGY CO., LTD.
    Inventors: Rongjian Sun, Xifeng Zhao, Xin Yan, Tianhang Ma
  • Patent number: 11255481
    Abstract: A gimbal includes an axis structure including a locking structure, a rotating member including a rotor of a motor or a member fixedly connected to a rotor, and a bearing member rotatably connected to the rotating member and including a stator of the motor or a member fixedly connected to a stator. The axis structure is configured to be locked by the locking structure when the axis structure rotates to a preset position in a non-operational state of the gimbal.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: February 22, 2022
    Assignee: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Xin Yan, Xifeng Zhao, Rongjian Sun, Zhuo Guo
  • Patent number: 11104452
    Abstract: A gimbal includes a rotatable frame assembly configured to be electrically connected to a camera, and a quick release structure configured to detachably mount the camera to the frame assembly. The quick release structure includes an engaging member configured to be coupled to the camera and a fixing part configured to be coupled to the frame assembly and detachably connected to the engaging member. The engaging member includes a connecting surface configured to face away from the camera, an elastic member fixed on the connecting surface, and a first connector fixed on the elastic member. The fixing part includes a connecting plate and a second connector fixed on the connecting plate. A rotation of at least a portion of the fixing part with respect to the engaging member allows the first connector to be electrically coupled to or decoupled from the second connector.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: August 31, 2021
    Assignee: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Xifeng Zhao, Rongjian Sun
  • Publication number: 20200400269
    Abstract: A gimbal includes an axis structure including a locking structure, a rotating member including a rotor of a motor or a member fixedly connected to a rotor, and a bearing member rotatably connected to the rotating member and including a stator of the motor or a member fixedly connected to a stator. The axis structure is configured to be locked by the locking structure when the axis structure rotates to a preset position in a non-operational state of the gimbal.
    Type: Application
    Filed: August 10, 2020
    Publication date: December 24, 2020
    Inventors: Xin YAN, Xifeng ZHAO, Rongjian SUN, Zhuo GUO
  • Publication number: 20200361628
    Abstract: A gimbal for carrying a load includes a first frame configured to be coupled with the load, and a second frame rotatably coupled with the first frame. At least one of the first frame or the second frame includes a connecting segment and a movable segment movably coupled with the connecting segment. The movable segment is movable relative to the connecting segment to cause the at least one of the first frame or the second frame to extend or retract. The at least one of the first frame or the second frame includes a locking part disposed on one of the connecting segment and the movable segment. The locking part is configured to abut against the connecting segment or disengage from the connecting segment for placing the movable segment in a locked state or a movable state.
    Type: Application
    Filed: August 3, 2020
    Publication date: November 19, 2020
    Inventors: Rongjian SUN, Xifeng ZHAO, Xin YAN, Tianhang MA
  • Patent number: 10753532
    Abstract: A gimbal includes a yaw-axis structure, a roll-axis structure connected to the yaw-axis structure and configured to be rotated by the yaw-axis structure, and a pitch-axis structure connected to the roll-axis structure and configured to be rotated by the roll-axis structure. The yaw-axis structure includes a locking structure, a rotating member including a rotor of a motor or a member fixedly connected to the rotor, and a bearing member rotatably connected to the rotating member and including a stator of the motor or a member fixedly connected to the stator. The pitch-axis structure is configured to support a load and drive the load to rotate. The yaw-axis structure is configured to be locked by the locking structure when the yaw-axis structure rotates to a preset position in a non-operational state of the gimbal.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: August 25, 2020
    Assignee: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Xin Yan, Xifeng Zhao, Rongjian Sun, Zhuo Guo
  • Patent number: 10745149
    Abstract: A gimbal for carrying a load includes a first frame configured to be coupled with the load. The gimbal also includes a second frame rotatably coupled with the first frame. At least one of the first frame or the second frame includes a connecting segment and a movable segment movably coupled with the connecting segment, the movable segment being movable relative to the connecting segment to cause the at least one of the first frame or the second frame to extend or retract.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: August 18, 2020
    Assignee: SZ DJI OSMO TECHNOLOGY CO., LTD.
    Inventors: Rongjian Sun, Xifeng Zhao, Xin Yan, Tianhang Ma
  • Publication number: 20200239158
    Abstract: A gimbal includes a rotatable frame assembly configured to be electrically connected to a camera, and a quick release structure configured to detachably mount the camera to the frame assembly. The quick release structure includes an engaging member configured to be coupled to the camera and a fixing part configured to be coupled to the frame assembly and detachably connected to the engaging member. The engaging member includes a connecting surface configured to face away from the camera, an elastic member fixed on the connecting surface, and a first connector fixed on the elastic member. The fixing part includes a connecting plate and a second connector fixed on the connecting plate. A rotation of at least a portion of the fixing part with respect to the engaging member allows the first connector to be electrically coupled to or decoupled from the second connector.
    Type: Application
    Filed: April 17, 2020
    Publication date: July 30, 2020
    Inventors: Xifeng ZHAO, Rongjian SUN
  • Patent number: 10625877
    Abstract: A gimbal includes a rotatable frame assembly and a quick release structure configured to detachably mount a camera to the frame assembly. The frame assembly includes a connector configured to form an electrical connection between the gimbal and the camera.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: April 21, 2020
    Assignee: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Xifeng Zhao, Rongjian Sun
  • Publication number: 20190353299
    Abstract: A gimbal includes a yaw-axis structure, a roll-axis structure connected to the yaw-axis structure and configured to be rotated by the yaw-axis structure, and a pitch-axis structure connected to the roll-axis structure and configured to be rotated by the roll-axis structure. The yaw-axis structure includes a locking structure, a rotating member including a rotor of a motor or a member fixedly connected to the rotor, and a bearing member rotatably connected to the rotating member and including a stator of the motor or a member fixedly connected to the stator. The pitch-axis structure is configured to support a load and drive the load to rotate. The yaw-axis structure is configured to be locked by the locking structure when the yaw-axis structure rotates to a preset position in a non-operational state of the gimbal.
    Type: Application
    Filed: July 29, 2019
    Publication date: November 21, 2019
    Inventors: Xin YAN, Xifeng ZHAO, Rongjian SUN, Zhuo GUO
  • Patent number: 10400939
    Abstract: A gimbal includes a yaw-axis structure and a locking structure. The yaw-axis structure includes a rotating member and a bearing member connected to the rotating member. The locking structure is coupled to the rotating member and includes a cover fixed on the rotating member with a receiving slot formed between the cover and the rotating member, a locking switch received in the receiving slot and slidable along the receiving slot, and a positioning snap member. One end of the positioning snap member is connected to the locking switch via an elastic member. Another end of the positioning snap member includes a snap-fit portion configured to be snapped to the bearing member to effect a yaw-axis locking of the gimbal when the locking switch is pushed downwards to exert a pressure on the positioning snap member and the snap-fit portion is aligned with a preset position of the bearing member.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: September 3, 2019
    Assignee: SZ DJI TECHNOLOGY CO., LTD.
    Inventors: Xin Yan, Xifeng Zhao, Rongjian Sun, Zhuo Guo
  • Publication number: 20190161208
    Abstract: A gimbal for carrying a load includes a first frame configured to be coupled with the load. The gimbal also includes a second frame rotatably coupled with the first frame. At least one of the first frame or the second frame includes a connecting segment and a movable segment movably coupled with the connecting segment, the movable segment being movable relative to the connecting segment to cause the at least one of the first frame or the second frame to extend or retract.
    Type: Application
    Filed: November 28, 2018
    Publication date: May 30, 2019
    Inventors: Rongjian SUN, Xifeng ZHAO, Xin YAN, Tianhang MA
  • Publication number: 20180194488
    Abstract: A gimbal includes a rotatable frame assembly and a quick release structure configured to detachably mount a camera to the frame assembly. The frame assembly includes a connector configured to form an electrical connection between the gimbal and the camera.
    Type: Application
    Filed: March 5, 2018
    Publication date: July 12, 2018
    Inventors: Xifeng ZHAO, Rongjian SUN
  • Publication number: 20180187824
    Abstract: A gimbal includes a yaw-axis structure and a locking structure. The yaw-axis structure includes a rotating member and a bearing member connected to the rotating member. The locking structure is coupled to the rotating member and includes a cover fixed on the rotating member with a receiving slot formed between the cover and the rotating member, a locking switch received in the receiving slot and slidable along the receiving slot, and a positioning snap member. One end of the positioning snap member is connected to the locking switch via an elastic member. Another end of the positioning snap member includes a snap-fit portion configured to be snapped to the bearing member to effect a yaw-axis locking of the gimbal when the locking switch is pushed downwards to exert a pressure on the positioning snap member and the snap-fit portion is aligned with a preset position of the bearing member.
    Type: Application
    Filed: February 27, 2018
    Publication date: July 5, 2018
    Inventors: Xin YAN, Xifeng ZHAO, Rongjian SUN, Zhuo GUO
  • Patent number: 9890900
    Abstract: A quick gimbal connector comprises: a first cylinder comprising a sliding slot on an inner wall of a first end of the first cylinder, at least one entrance provided at an end portion of the sliding slot, and a first boss provided on the first cylinder; a second cylinder coaxially and rotatably connected with the first cylinder; a connector; at least one rib provided on the connector; and a connecting plate fixedly connected with the second cylinder and being provided with a second boss. The at least one rib is configured to fit with the at least one entrance and can enter into and exit from the sliding slot via the at least one entrance when the first boss abuts against the second boss, such that the first cylinder and the connector can be locked or separated.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: February 13, 2018
    Assignee: SZ DJI OSMO TECHNOLOGY CO., LTD.
    Inventors: Xifeng Zhao, Rongjian Sun, Dahu Pan, Lixue Ren
  • Publication number: 20170114954
    Abstract: A quick gimbal connector comprises: a first cylinder comprising a sliding slot on an inner wall of a first end of the first cylinder, at least one entrance provided at an end portion of the sliding slot, and a first boss provided on the first cylinder; a second cylinder coaxially and rotatably connected with the first cylinder; a connector; at least one rib provided on the connector; and a connecting plate fixedly connected with the second cylinder and being provided with a second boss. The at least one rib is configured to fit with the at least one entrance and can enter into and exit from the sliding slot via the at least one entrance when the first boss abuts against the second boss, such that the first cylinder and the connector can be locked or separated.
    Type: Application
    Filed: January 5, 2017
    Publication date: April 27, 2017
    Inventors: Xifeng ZHAO, Rongjian SUN, Dahu PAN, Lixue REN