Patents by Inventor KUEI-CHU HU

KUEI-CHU HU 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).

  • Air gun with sucking function
    Patent number: 9446423
    Abstract: An air gun with sucking function comprises a gun body, an air intake control set and an airflow switching and controlling element. The air gun with sucking function of the present invention employs the airflow switching and controlling element disposed inside the gun tube of the gun body for switching an airflow flowing direction and converting an airflow ejection into a sucking airflow in order to meet various work requirements by switching to different functions. When it is switched for sucking airflow for cleaning, dust can be prevented from flying around and therefore is healthier for breathing.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: September 20, 2016
    Inventor: Kuei-Chu Hu
  • Air Gun with Sucking Function
    Publication number: 20160089683
    Abstract: An air gun with sucking function comprises a gun body, an air intake control set and an airflow switching and controlling element. The air gun with sucking function of the present invention employs the airflow switching and controlling element disposed inside the gun tube of the gun body for switching an airflow flowing direction and converting an airflow ejection into a sucking airflow in order to meet various work requirements by switching to different functions. When it is switched for sucking airflow for cleaning, dust can be prevented from flying around and therefore is healthier for breathing.
    Type: Application
    Filed: September 29, 2014
    Publication date: March 31, 2016
    Inventor: KUEI-CHU HU