Patents by Inventor Nianrong Zhang

Nianrong 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).

  • Device and method for molding bistable magnetic alloy wire
    Patent number: 8099991
    Abstract: Taught herein is a method for molding a bistable magnetic alloy wire, comprising: processing an alloy wire by heat treatment; and processing the alloy wire by cold treatment of mechanical twisting, the mechanical twisting being a repeated twisting in a continuous state. Also taught herein is a device for molding a bistable magnetic alloy wire.
    Type: Grant
    Filed: August 31, 2007
    Date of Patent: January 24, 2012
    Inventors: Nianrong Zhang, Huijun Xu, Yun Zhu, Zhuhui Zheng, Jian Chen, Fang Yu
  • Device for molding bistable magnetic alloy wire
    Patent number: 8099843
    Abstract: A device for molding a bistable magnetic alloy wire having a feed reel, a feed roller, a furnace, a positioning roller, a receiving roller, and a receiving reel; a winch for passing the alloy wire through is disposed between the positioning roller and the receiving roller; the winch rotates around its axis; at least three wheels are distributed along the axis of the winch; the alloy wire passes an upper tangent point and a lower tangent point of an outer circle of the wheel; and the upper tangent point and the lower tangent point are disposed on the top and the bottom of the axis of the winch, respectively.
    Type: Grant
    Filed: July 26, 2010
    Date of Patent: January 24, 2012
    Inventors: Nianrong Zhang, Huijun Xu, Yun Zhu, Zhuhui Zheng, Jian Chen, Fang Yu
  • DEVICE FOR MOLDING BISTABLE MAGNETIC ALLOY WIRE
    Publication number: 20100287753
    Abstract: A device for molding a bistable magnetic alloy wire having a feed reel, a feed roller, a furnace, a positioning roller, a receiving roller, and a receiving reel; a winch for passing the alloy wire through is disposed between the positioning roller and the receiving roller; the winch rotates around its axis; at least three wheels are distributed along the axis of the winch; the alloy wire passes an upper tangent point and a lower tangent point of an outer circle of the wheel; and the upper tangent point and the lower tangent point are disposed on the top and the bottom of the axis of the winch, respectively.
    Type: Application
    Filed: July 26, 2010
    Publication date: November 18, 2010
    Inventors: Nianrong ZHANG, Huijun XU, Yun ZHU, Zhuhui ZHENG, Jian CHEN, Fang YU
  • DEVICE AND METHOD FOR MOLDING BISTABLE MAGNETIC ALLOY WIRE
    Publication number: 20080052887
    Abstract: Taught herein is a method for molding a bistable magnetic alloy wire, comprising: processing an alloy wire by heat treatment; and processing the alloy wire by cold treatment of mechanical twisting, the mechanical twisting being a repeated twisting in a continuous state. Also taught herein is a device for molding a bistable magnetic alloy wire.
    Type: Application
    Filed: August 31, 2007
    Publication date: March 6, 2008
    Inventors: Nianrong ZHANG, Huijun XU, Yun ZHU, Zhuhui ZHENG, Jian CHEN, Fang YU