Patents by Inventor Lechun ZHANG

Lechun ZHANG 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).

  • Biomass pellet stove
    Patent number: 10712013
    Abstract: A stove using biomass pellets as fuels includes a stove body, wherein the stove body comprises a firebox; hopper, wherein the hopper is fixed above the stove body; and feed tube, wherein the top end of the feed tube which is connected to the hopper is fixed outside the stove body, the bottom end of the feed tube which is connected to the firebox crosses the stove body. The stove using biomass pellets as fuels solves the problem that common pellet stoves usually transfer the fuels to the hearth using a screw feeder or other feeding equipment, which expend too much cost.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: July 14, 2020
    Assignee: TANGCHENGXIAN HUALONG MACHINERY PLANT
    Inventors: Zhicun Zhang, Fangwen Cai, Hualong Zhang, Lechun Zhang
  • BIOMASS PELLET STOVE
    Publication number: 20180340690
    Abstract: A stove using biomass pellets as fuels includes a stove body, wherein the stove body comprises a firebox; hopper, wherein the hopper is fixed above the stove body; and feed tube, wherein the top end of the feed tube which is connected to the hopper is fixed outside the stove body, the bottom end of the feed tube which is connected to the firebox crosses the stove body. The stove using biomass pellets as fuels solves the problem that common pellet stoves usually transfer the fuels to the hearth using a screw feeder or other feeding equipment, which expend too much cost.
    Type: Application
    Filed: October 12, 2017
    Publication date: November 29, 2018
    Inventors: Zhicun ZHANG, Fangwen CAI, Hualong ZHANG, Lechun ZHANG
  • Heating stove
    Patent number: D835246
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: December 4, 2018
    Assignee: Tanchengxian Hualong MACHINERY PLANT Sole Proprietorship Enterprise
    Inventors: Zhicun Zhang, Fangwen Cai, Hualong Zhang, Lechun Zhang