Patents by Inventor Weiqiao Wu

Weiqiao Wu 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: 10249442
    Abstract: A method for manufacturing a solid electrolyte aluminum-electrolytic capacitor, includes: (1) welding a capacitor core of a capacitor onto an iron bar, applying a voltage for chemical treatment, and thereafter, washing and drying the capacitor core; (2) impregnating the dried capacitor core in a dispersion B for 1˜30 minutes; (3) removing the capacitor core, creating a vacuum and then impregnating the capacitor core in the dispersion B for 1˜10 minutes; (4) while in the dispersion B, breaking the vacuum and performing pressurization for 1˜10 minutes; (5) while in the dispersion B, performing depressurization to atmospheric pressure, for 1˜10 minutes; (6) placing the capacitor core in a temperature of 50˜100° C. and drying for 20˜60 minutes, and then in a temperature of 110˜200° C. and drying for 20˜60 minutes; (7) impregnating the dried capacitor core in a dispersion C for 1˜30 minutes; (8) placing the capacitor core in a temperature of 65˜100° C.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: April 2, 2019
    Assignee: Zhaoqing Beryl Electronic Technology Co., Ltd.
    Inventors: Yongpeng Liu, Yanbin Ma, Ping Zheng, Wei Luo, Dirong Wu, Qiong Liao, Yong Yuan, Huifeng Li, Weiqiao Wu
  • Publication number: 20180366274
    Abstract: The present invention discloses a method for manufacturing a high-voltage solid electrolyte aluminum-electrolytic capacitor, including: (1) Welding a capacitor core onto an iron bar, applying a voltage for chemical treatment, and after the chemical treatment, washing and drying the capacitor core; (2) impregnating the dried capacitor core in a dispersion A for 1˜30 minutes; (3) removing the capacitor core out of the dispersion A, creating a vacuum and then impregnating the capacitor core in the dispersion A for 1˜10 minutes; (4) keeping the capacitor core in the dispersion A, breaking the vacuum and then performing pressurization, and keeping the pressurized state for 1˜10 minutes; (5) keeping the capacitor core in the dispersion A, performing depressurization to an atmospheric pressure, and keeping the atmospheric pressure for 1˜10 minutes; (6) taking the capacitor core out, placing the capacitor core in a temperature of 65˜100° C.
    Type: Application
    Filed: August 20, 2018
    Publication date: December 20, 2018
    Applicant: Zhaoqing Beryl Electronic Technology Co., Ltd.
    Inventors: Yongpeng Liu, Yanbin Ma, Ping Zheng, Wei Luo, Dirong Wu, Qiong Liao, Yong Yuan, Huifeng Li, Weiqiao Wu
  • Patent number: 10090111
    Abstract: The present invention discloses a method for manufacturing a high-voltage solid electrolyte aluminum-electrolytic capacitor, including: (1) Welding a capacitor core onto an iron bar, applying a voltage for chemical treatment, and after the chemical treatment, washing and drying the capacitor core; (2) impregnating the dried capacitor core in a dispersion A for 1˜30 minutes; (3) removing the capacitor core out of the dispersion A, creating a vacuum and then impregnating the capacitor core in the dispersion A for 1˜10 minutes; (4) keeping the capacitor core in the dispersion A, breaking the vacuum and then performing pressurization, and keeping the pressurized state for 1˜10 minutes; (5) keeping the capacitor core in the dispersion A, performing depressurization to an atmospheric pressure, and keeping the atmospheric pressure for 1˜10 minutes; (6) taking the capacitor core out, placing the capacitor core in a temperature of 65˜100° C.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: October 2, 2018
    Assignee: Zhaoqing Beryl Electronic Technology Co., Ltd.
    Inventors: Yongpeng Liu, Yanbin Ma, Yong Yuan, Wei Luo, Ping Zheng, Qiong Liao, Huifeng Li, Dirong Wu, Weiqiao Wu
  • Publication number: 20180025846
    Abstract: A method for manufacturing high-voltage solid electrolyte aluminum-electrolytic capacitor: (1) welding a capacitor core onto an iron bar, applying a voltage for chemical treatment, and then, washing and drying; (2) impregnating the core in dispersion A for 1˜30 minutes; (3) removing the core from dispersion A, creating vacuum and impregnating the core in dispersion A for 1˜10 minutes; (4) keeping the core in dispersion A, breaking the vacuum and performing pressurization, and keeping pressurized state for 1˜10 minutes; (5) keeping the core in the dispersion A, performing depressurization to atmospheric pressure, and keeping atmospheric pressure for 1˜10 minutes; (6) taking the core out, placing in a 65˜100° C. temperature of and drying it for 20˜60 minutes, and then placing in a 135˜165° C. temperature of and drying for 20˜60 minutes; (7) repeating (3) to (6) at least once; and (8) putting the core in an aluminum cover and sealing it, and performing aging treatment.
    Type: Application
    Filed: March 3, 2015
    Publication date: January 25, 2018
    Applicant: Zhaoqing Beryl Electronic Technology Co., Ltd.
    Inventors: Yongpeng Liu, Yanbin Ma, Yong Yuan, Wei Luo, Ping Zheng, Qiong Liao, Huifeng Li, Dirong Wu, Weiqiao Wu