Patents by Inventor Bruce Xia

Bruce Xia 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: 20230129896
    Abstract: A materials handling vehicle including a battery receiving space, and a removable battery assembly, wherein: the battery receiving space includes opposing pairs of battery guide pins, each opposing pair arranged on opposite sides of the battery receiving space, and each opposing pair includes a latching pin and a guiding pin; the removable battery assembly includes a battery locking mechanism; the battery locking mechanism includes spring-loaded locking pins that are spring-biased in extended positions and are movable from the extended positions to respective retracted positions; the latching pin of each opposing pair of battery guide pins includes a recess forming a battery latch that is positioned to receive a leading portion of one of the spring-loaded locking pins in the extended position.
    Type: Application
    Filed: July 25, 2022
    Publication date: April 27, 2023
    Applicant: CROWN EQUIPMENT CORPORATION
    Inventors: Roland Müller, Martin Ma, Jack Yang, Andy Chen, Bruce Xia, Luying Sun
  • Publication number: 20230131492
    Abstract: A materials handling vehicle including a battery receiving space, and a removable battery assembly, wherein: the removable battery assembly includes a battery body, a leading face, and an electrical socket on the leading face of the removable battery assembly; the battery receiving space includes an electrical connector; the leading face of the removable battery assembly rests on a bottom surface of the battery receiving space with the electrical socket engaged with the electrical connector; and the electrical socket, the electrical connector, the battery body, and the battery receiving space are configured to define a standoff gap between opposing surfaces of the electrical socket and the electrical connector, with the leading face of the removable battery assembly resting on the bottom surface of the battery receiving space.
    Type: Application
    Filed: February 16, 2022
    Publication date: April 27, 2023
    Applicant: CROWN EQUIPMENT (SUZHOU) CO., LTD.
    Inventors: Roland Müller, Martin Ma, Jack Yang, Andy Chen, Bruce Xia, Luying Sun
  • Publication number: 20230131857
    Abstract: A pallet truck includes a drive frame on which a drive wheel support is pivotably supported, a load frame, which is liftable with respect to the drive frame in a lifting direction, and a hydraulic lift module, which interconnects the drive frame and the load frame. The hydraulic lift module includes a hydraulic lift cylinder, which includes a cylinder barrel and a piston rod, wherein the cylinder barrel includes a cap end at one end portion of the cylinder barrel and a rod end at the other end portion of the cylinder barrel, wherein the piston rod extends outwards from the cylinder barrel at the rod end of the cylinder barrel and wherein a free end of the piston rod is accommodated in the drive frame. In the lifting direction, the cap end of the cylinder barrel is arranged above the rod end of the cylinder barrel.
    Type: Application
    Filed: February 16, 2022
    Publication date: April 27, 2023
    Applicant: CROWN EQUIPMENT CORPORATION
    Inventors: Susanne Kuffner, Roland Müller, Bruce Xia, Andy Chen, Martin Ma, Andrew Pan, Terry Feng, Charlie Hu
  • Publication number: 20230131139
    Abstract: A materials handling vehicle including a battery receiving space, and a removable battery assembly, wherein: the removable battery assembly includes a battery body and a battery locking mechanism; the battery locking mechanism includes a spring-loaded battery handle and a spring-loaded locking pin; the battery receiving space includes a battery latch positioned to receive the spring-loaded locking pin; the spring-loaded battery handle includes a planar handle cam surface and the spring-loaded locking pin includes a planar pin cam surface such that the handle cam surface engages the pin cam surface with movement of the battery handle relative to the battery body; the spring-loaded battery handle is spring-biased in a locked position; and the spring-loaded locking pin is spring-biased in an extended position and is movable to a retracted position in response to movement of the battery handle from the locked position to an unlocked position.
    Type: Application
    Filed: February 16, 2022
    Publication date: April 27, 2023
    Applicant: CROWN EQUIPMENT CORPORATION
    Inventors: Roland Müller, Martin Ma, Jack Yang, Andy Chen, Bruce Xia, Luying Sun
  • Publication number: 20230129917
    Abstract: A materials handling vehicle including a battery receiving space, and a removable battery assembly, wherein: the removable battery assembly includes lateral battery faces, each including a longitudinal guide structure; the battery receiving space includes opposing retention blocks, each arranged on opposite sides of the battery receiving space, and each comprising a retention lever including a fixed end and a distal end; and the longitudinal guide structure of each lateral battery face includes a lever-receiving detent that is configured to receive the distal end of one of the retention levers.
    Type: Application
    Filed: February 16, 2022
    Publication date: April 27, 2023
    Applicant: CROWN EQUIPMENT (SUZHOU) CO., LTD.
    Inventors: Roland Müller, Martin Ma, Jack Yang, Andy Chen, Bruce Xia, Luying Sun
  • Publication number: 20230129162
    Abstract: A materials handling vehicle including a battery receiving space, and a removable battery assembly, wherein: the removable battery assembly includes lateral battery faces, each including a longitudinal guide structure; the battery receiving space includes opposing guide blocks, each arranged on opposite sides of the battery receiving space, and each including a securement portion and a replaceable portion; the replaceable portion of each guide block including a friction-inducing surface and a guiding surface; each friction-inducing surface facing an opposing one of the lateral battery faces; and each guiding surface facing an opposing surface of the longitudinal guide structure, with the removable battery assembly seated in the battery receiving space.
    Type: Application
    Filed: February 16, 2022
    Publication date: April 27, 2023
    Applicant: CROWN EQUIPMENT (SUZHOU) CO., LTD.
    Inventors: Roland Müller, Martin Ma, Jack Yang, Andy Chen, Bruce Xia, Luying Sun
  • Patent number: D1010971
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: January 9, 2024
    Assignee: CROWN EQUIPMENT CORPORATION
    Inventors: Roland Mueller, Susanne Kuffner, Jim Kraimer, Luying Sun, Alexander Quednau, Christoph Babel, Bruce Xia
  • Patent number: D1017946
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: March 12, 2024
    Assignee: Crown Equipment Corporation
    Inventors: Roland Mueller, Susanne Kuffner, Jim Kraimer, Luying Sun, Alexander Quednau, Christoph Babel, Bruce Xia