Patents by Inventor Huanrong LIU

Huanrong LIU 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: 20220111552
    Abstract: High-frequency hot-pressing continuous automatic production lines for dimensional bamboo timbers, and production methods thereof are provided. The production line can include a clip-up store and feeding mechanism fixed with one end of a three-roller type gluing system. An other end of the three-roller type gluing system is fixed with one end of a system for loading, layer up and stacking non-glued bamboo sheets. The outer side edge of the system for loading, layer up and stacking non-glued bamboo sheets is connected to a front inner end of a plate stack conveying system. A high-frequency press and high-frequency generator system is located at a rear inner end of the system for loading, layer up and stacking non-glued bamboo sheets.
    Type: Application
    Filed: October 11, 2021
    Publication date: April 14, 2022
    Inventors: Huanrong Liu, Benhua Fei, Xiubiao Zhang, Zehui Jiang, Changhua Fang, Xinxin Ma, Fujun Gao, Yan Yan
  • Patent number: 9808956
    Abstract: The present invention relates to an extension recycling method by the technology of bar embedment with glue for wood columns and an apparatus thereof, the method comprising: classification of short wood, sawing of short wood, drying of short wood, assembling and sorting of short wood, connection in series of short wood under pressure, processing of short wood, and marking of stand columns. The apparatus is a short wood connection machine comprising a main body, rotating rollers, pressing cylinders, pressing plates and a planing frame. By using the present method, short wood can be connected into a strut, so that the abandoned short wood can be recycled to save natural resources. Due to the apparatus and the connecting member of the present invention, the process of connecting short wood into a strut can be completed conveniently, which have the advantages of simple structure, convenient processing and easy manufacturing.
    Type: Grant
    Filed: September 30, 2013
    Date of Patent: November 7, 2017
    Assignee: INTERNATIONAL CENTER FOR BAMBOO AND RATTAN
    Inventors: Zhengjun Sun, Zhijia Liu, Yan Yan, Huanrong Liu, Weifeng Guo, Yujing Nie, Xiubiao Zhang
  • Publication number: 20140133902
    Abstract: The present invention relates to an extension recycling method by the technology of bar embedment with glue for wood columns and an apparatus thereof, the method comprising: classification of short wood, sawing of short wood, drying of short wood, assembling and sorting of short wood, connection in series of short wood under pressure, processing of short wood, and marking of stand columns. The apparatus is a short wood connection machine comprising a main body, rotating rollers, pressing cylinders, pressing plates and a planing frame. By using the present method, short wood can be connected into a strut, so that the abandoned short wood can be recycled to save natural resources. Due to the apparatus and the connecting member of the present invention, the process of connecting short wood into a strut can be completed conveniently, which have the advantages of simple structure, convenient processing and easy manufacturing.
    Type: Application
    Filed: September 30, 2013
    Publication date: May 15, 2014
    Applicant: International Center for Bamboo and Rattan
    Inventors: Zhengjun SUN, Zhijia LIU, Yan YAN, Huanrong LIU, Weifeng GUO, Yujing NIE, Xiubiao ZHANG