Patents by Inventor Liang Jie Xu

Liang Jie Xu 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: 20240065464
    Abstract: A shoe cover dispenser device for installing a plurality of shoe covers includes a frame, an installation assembly installed on the frame, and the locking assembly installed on the frame and is capable of locking the installation assembly, so that the installation assembly can facilitate the installation of the shoe covers on or the removal of the shoe covers from the installation assembly.
    Type: Application
    Filed: November 6, 2023
    Publication date: February 29, 2024
    Inventor: Liang Jie XU
  • Publication number: 20230263326
    Abstract: A detachable shoe cover assembly includes a plurality of detachable shoe covers each of which is configured for being installed along two installation arms of an installation assembly of a dispenser device, guided to move to an dispenser arrangement of the installation assembly and dispensed from the dispenser arrangement of the installation assembly by detaching from the two installation arms. Each of the detachable shoe covers comprises a shoe cover main body having a receiving cavity, an elastic opening edge portion defining an opening, and an interconnection arrangement arranged for interconnecting the plurality of detachable shoe covers one-by-one in series and held along the two installation arms of the installation assembly of the dispenser device, wherein the interconnection arrangement is configured to be separated by a separator of the dispenser device such that the detachable shoe cover is detached from the installation arms of the dispenser device.
    Type: Application
    Filed: February 11, 2023
    Publication date: August 24, 2023
    Inventor: Liang Jie XU
  • Publication number: 20230123125
    Abstract: A shoe cover dispenser device for installing a plurality of shoe covers includes a frame, an installation assembly installed on the frame, and the locking assembly installed on the frame and is capable of locking the installation assembly, so that the installation assembly can facilitate the installation of the shoe covers on or the removal of the shoe covers from the installation assembly.
    Type: Application
    Filed: June 20, 2022
    Publication date: April 20, 2023
    Inventor: Liang Jie XU
  • Patent number: 11478098
    Abstract: A shoe cover dispenser device for installing a plurality of shoe covers includes a frame, an installation assembly installed on the frame, and the locking assembly installed on the frame and is capable of locking the installation assembly, so that the installation assembly can facilitate the installation of the shoe covers on or the removal of the shoe covers from the installation assembly.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: October 25, 2022
    Assignee: OTO Industry (Wuhan) Co., Ltd.
    Inventor: Liang Jie Xu
  • Publication number: 20220211229
    Abstract: A shoe cover dispenser device for installing a plurality of shoe covers includes a frame, an installation assembly installed on the frame, and the locking assembly installed on the frame and is capable of locking the installation assembly, so that the installation assembly can facilitate the installation of the shoe covers on or the removal of the shoe covers from the installation assembly.
    Type: Application
    Filed: September 30, 2021
    Publication date: July 7, 2022
    Inventor: Liang Jie XU
  • Patent number: 9771207
    Abstract: A shoe cover cartridge includes two guiding arms and a plurality of shoe covers overlapped in a sequential manner to define a standby shoe cover and a subsequent shoe cover. Front and rear interlocking units are provided at front and rear sides of each of the shoe cover respectively and are slidably engaged with the guiding arms at a position that the front interlocking unit at the subsequent shoe cover is located in front of the rear interlocking unit at the standby shoe cover along the guiding arms. Therefore, when the standby shoe cover is pulled for dispensing, the subsequent shoe cover is pulled by the standby shoe to dispense the shoe covers in a sequential order.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: September 26, 2017
    Assignee: OTO Industry (Wuhan) Co., Ltd.
    Inventor: Liang Jie Xu
  • Patent number: 9764889
    Abstract: A shoe cover cartridge includes two guiding arms and a plurality of shoe covers overlapped in a sequential manner to define a standby shoe cover and a subsequent shoe cover. Front and rear interlocking units are provided at front and rear sides of each of the shoe cover respectively and are slidably engaged with the guiding arms at a position that the front interlocking unit at the subsequent shoe cover is located in front of the rear interlocking unit at the standby shoe cover along the guiding arms. Therefore, when the standby shoe cover is pulled for dispensing, the subsequent shoe cover is pulled by the standby shoe to dispense the shoe covers in a sequential order.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: September 19, 2017
    Assignee: OTO Industry (Wuhan) Co., Ltd.
    Inventor: Liang Jie Xu
  • Publication number: 20160107823
    Abstract: A shoe cover cartridge includes two guiding arms and a plurality of shoe covers overlapped in a sequential manner to define a standby shoe cover and a subsequent shoe cover. Front and rear interlocking units are provided at front and rear sides of each of the shoe cover respectively and are slidably engaged with the guiding arms at a position that the front interlocking unit at the subsequent shoe cover is located in front of the rear interlocking unit at the standby shoe cover along the guiding arms. Therefore, when the standby shoe cover is pulled for dispensing, the subsequent shoe cover is pulled by the standby shoe to dispense the shoe covers in a sequential order.
    Type: Application
    Filed: October 16, 2014
    Publication date: April 21, 2016
    Inventor: Liang Jie Xu
  • Publication number: 20160107824
    Abstract: A shoe cover cartridge includes two guiding arms and a plurality of shoe covers overlapped in a sequential manner to define a standby shoe cover and a subsequent shoe cover. Front and rear interlocking units are provided at front and rear sides of each of the shoe cover respectively and are slidably engaged with the guiding arms at a position that the front interlocking unit at the subsequent shoe cover is located in front of the rear interlocking unit at the standby shoe cover along the guiding arms. Therefore, when the standby shoe cover is pulled for dispensing, the subsequent shoe cover is pulled by the standby shoe to dispense the shoe covers in a sequential order.
    Type: Application
    Filed: December 18, 2015
    Publication date: April 21, 2016
    Inventor: Liang Jie Xu
  • Patent number: 9193519
    Abstract: An automatic shoe cover dispenser includes a shoe cover feeding arrangement holding a plurality of shoe covers each having a shoe opening; and a shoe cover pulling mechanism for pulling one of the shoe covers into an open-up condition as a standby shoe cover and being ready for putting on a user's shoe, wherein after the standby shoe cover is dispensed for being worn at the shoe of the user, the shoe cover at a subsequent position is pulled into the open-up condition.
    Type: Grant
    Filed: June 12, 2013
    Date of Patent: November 24, 2015
    Assignee: OTO Industry (Shanghai) Co., Ltd
    Inventor: Liang Jie Xu
  • Publication number: 20130270288
    Abstract: An automatic shoe cover dispenser includes a shoe cover feeding arrangement holding a plurality of shoe covers each having a shoe opening; and a shoe cover pulling mechanism for pulling one of the shoe covers into an open-up condition as a standby shoe cover and being ready for putting on a user's shoe, wherein after the standby shoe cover is dispensed for being worn at the shoe of the user, the shoe cover at a subsequent position is pulled into the open-up condition.
    Type: Application
    Filed: June 12, 2013
    Publication date: October 17, 2013
    Applicant: OTO INDUSTRY (SHANGHAI) CO.,LTD.
    Inventor: Liang Jie Xu
  • Patent number: 8490842
    Abstract: An automatic shoe cover dispenser includes a shoe cover feeding arrangement holding a plurality of shoe covers each having a shoe opening; and a shoe cover pulling mechanism for pulling one of the shoe covers into an open-up condition as a standby shoe cover and being ready for putting on a user's shoe, wherein after the standby shoe cover is dispensed for being worn at the shoe of the user, the shoe cover at a subsequent position is pulled into the open-up condition.
    Type: Grant
    Filed: July 23, 2010
    Date of Patent: July 23, 2013
    Assignee: OTO Industry (Shanghai) Co., Lte.
    Inventor: Liang Jie Xu
  • Publication number: 20100288800
    Abstract: An automatic shoe cover dispenser includes a shoe cover feeding arrangement holding a plurality of shoe covers each having a shoe opening; and a shoe cover pulling mechanism for pulling one of the shoe covers into an open-up condition as a standby shoe cover and being ready for putting on a user's shoe, wherein after the standby shoe cover is dispensed for being worn at the shoe of the user, the shoe cover at a subsequent position is pulled into the open-up condition.
    Type: Application
    Filed: July 23, 2010
    Publication date: November 18, 2010
    Inventor: Liang Jie Xu
  • Patent number: 7775396
    Abstract: An automatic shoe cover dispenser includes a shoe cover feeding arrangement holding a plurality of shoe covers each having a shoe opening, a shoe cover pulling mechanism and a driving mechanism. The shoe cover pulling mechanism is capable of pulling one of the shoe covers from the shoe cover feeding arrangement as a standby shoe cover for being ready for wearing on a shoe of a user. The driving mechanism includes a pedal arranged in up and down movable manner for the shoe of the user to step thereon and a device for driving the pulling mechanism to deliver the standby shoe cover to the pedal and enlarging the shoe opening of the standby shoe cover to be large enough for the shoe of the user to place inside the standby shoe cover by means of up and down movements of the pedal.
    Type: Grant
    Filed: March 28, 2007
    Date of Patent: August 17, 2010
    Inventor: Liang Jie Xu
  • Publication number: 20080237277
    Abstract: An automatic shoe cover dispenser includes a shoe cover feeding arrangement holding a plurality of shoe covers each having a shoe opening, a shoe cover pulling mechanism and a driving mechanism. The shoe cover pulling mechanism is capable of pulling one of the shoe covers from the shoe cover feeding arrangement as a standby shoe cover for being ready for wearing on a shoe of a user. The driving mechanism includes a pedal arranged in up and down movable manner for the shoe of the user to step thereon and a device for driving the pulling mechanism to deliver the standby shoe cover to the pedal and enlarging the shoe opening of the standby shoe cover to be large enough for the shoe of the user to place inside the standby shoe cover by means of up and down movements of the pedal.
    Type: Application
    Filed: March 28, 2007
    Publication date: October 2, 2008
    Inventor: Liang Jie Xu