Patents by Inventor Xihua Zhu

Xihua Zhu 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: 10782595
    Abstract: A handle with arm support used for a photography equipment, comprises a handle grip and a connecting portion for connecting with the photography equipment, wherein the handle further comprises an arm support connected with the handle grip adapted for supporting a user's arm whilst in use, and the arm support is a structural component which maintains a definite shape under compression and is capable of withstanding a load. The arm support supporting the lower portion of a user's arm, as such, the force needed from a wrist is reduced significantly, especially on the wrist so that the user will not feel tired or encounter wrist fatigue, and a handle operation is more flexible.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: September 22, 2020
    Assignee: ZHONGSHAN DASHAN PHOTOGRAPHIC EQUIPMENT CO., LTD.
    Inventor: Xihua Zhu
  • Publication number: 20200272031
    Abstract: The present disclosure relates to a detachable quick connection apparatus for photographic equipment and a photographic equipment assembly. The apparatus comprises a locking means and a connection assembly, the locking means comprising a fixed seat provided with at least one through hole and a driving means rotatable relative to the fixed seat, at least one latching member being provided between the fixed seat and the driving means, the connection assembly is provided with an engagement slot which is engaged by the locking member, the locking means comprises a locking member provided in the driving means and a locking spring, the locking member comprises a locating member and a first elastic member which are mounted in the driving means, the locating member is at least partially engaged between the fixed seat and the driving means at the releasing position so that the driving means is stopped at the releasing position.
    Type: Application
    Filed: May 13, 2020
    Publication date: August 27, 2020
    Inventor: XIHUA ZHU
  • Publication number: 20200081325
    Abstract: The present invention relates to a quick connection handle for photographic equipment comprising a mounting base, a locking component provided in the mounting base and a connecting base connected to the mount base; and the locking component is movable in the mounting base, a through hole is provided in the mounting base through which a screw bolt having an external thread passes, the locking component comprises a locking block, a spring abutting against the locking block and a button, the spring and the button urge the locking block towards different directions, a locking chamber is in the locking block communicating with the through hole of the mounting base, and the locking chamber comprises an internal thread section and a non-threaded section locating at opposite sides, and the spring abuts against an end of the locking block adjacent to the internal thread section.
    Type: Application
    Filed: October 25, 2019
    Publication date: March 12, 2020
    Inventor: XIHUA ZHU
  • Publication number: 20190265580
    Abstract: A handle with arm support used for a photography equipment, comprises a handle grip and a connecting portion for connecting with the photography equipment, wherein the handle further comprises an arm support connected with the handle grip adapted for supporting a user's arm whilst in use, and the arm support is a structural component which maintains a definite shape under compression and is capable of withstanding a load. The arm support supporting the lower portion of a user's arm, as such, the force needed from a wrist is reduced significantly, especially on the wrist so that the user will not feel tired or encounter wrist fatigue, and a handle operation is more flexible.
    Type: Application
    Filed: July 16, 2018
    Publication date: August 29, 2019
    Inventor: Xihua Zhu
  • Publication number: 20180224724
    Abstract: A sliding block of an angle-adjustable photographic sliding rail comprises a sliding block body, an angle adjustment plate having one end swingingly connected on the sliding block body via a rotating shaft, and a stepless adjustment strutting structure arranged between the sliding block body and the angle adjustment plate. When the photographic sliding rail cannot be put in place and needs to be tilted for use, the stepless adjustment strutting structure can be loosened first, and then the angle adjustment plate can be swung and opened such that a lens of a camera or video camera on the angle adjustment plate is at a horizontal position, to achieve the angle adjustment of the angle adjustment plate.
    Type: Application
    Filed: May 8, 2017
    Publication date: August 9, 2018
    Inventors: Xihua Zhu, Shuang Xiao
  • Patent number: 9904150
    Abstract: A transmission mode fast-conversion structure for a photographic sliding rail comprises an elongated rail, bracket modules mounted on two ends of the rail, a sliding block module sliding on the rail, a sliding block transmission structure, a flywheel module and an electric module; both the electric module and the flywheel module are provided with a claw disc coupling capable of being engaged with a claw disc type coupling of the sliding block transmission structure and a securing buckle inserted into and buckled with a lock catch structure in the sliding block module. in this way, transmission mode conversion can be achieved by way of plugging and pulling, so that there is no need to loosen screws to demount the original flywheel or electric module before mounting a new electric or flywheel module and to tighten the screws finally.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: February 27, 2018
    Assignee: Zhongshan Dashan Photographic Equipment Co., Ltd.
    Inventors: Xihua Zhu, Shuang Xiao
  • Publication number: 20170339342
    Abstract: An uninterrupted power supply apparatus for a USB camera, including a mobile power supply, a voltage conversion circuit, and an electric energy storage device, wherein the voltage conversion circuit is respectively electrically connected to the mobile power supply and the electric energy storage device, and the voltage output terminal of the voltage conversion circuit is connected to the USB camera. The mobile power supply is capable of supplying voltage desired by the USB camera through conversion, and additionally the converted voltage is stored in the electric energy storage device to accommodate instant high power demands. Therefore, the uninterrupted power supply apparatus according to the present invention has a more reasonable structure, is capable of accommodating shooting demands by long-time supplying power, and is not subjected to the impact of the temperature.
    Type: Application
    Filed: March 1, 2017
    Publication date: November 23, 2017
    Inventor: Xihua Zhu