Patents by Inventor Bolin TANG

Bolin TANG 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).

  • Water spray gun
    Patent number: 9174226
    Abstract: A water spray gun, including: a gun body, a valve switch, and a device for switching a spray pattern. The gun body includes: a water passage and double water hole. The valve switch includes: a button, a pressing piece including a unilaterally oblique plane, a rear plate including an inner guide rail, a rotating piece including a unilaterally oblique plane, a first spring, a front sealing ring, a switch rotating core, and a double sealing ring. The device for switching a spray pattern includes a water spray cap, a water spray plate, a decentered interface, a second spring, a wedge rotating piece for water diversion including a plurality of negative wedge blocks each including a negative wedge, a wedge push rod including a plurality of positive wedge blocks each including a positive wedge, a housing of a gun head, and a trigger.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: November 3, 2015
    Assignee: NINGBO DAYE GARDEN SCIENCE COMPANY
    Inventors: Ke Su, Xiaodong Ye, Yao Zhang, Bolin Tang, Zhenming Zhou
  • WATER SPRAY GUN
    Publication number: 20140306032
    Abstract: A water spray gun, including: a gun body, a valve switch, and a device for switching a spray pattern. The gun body includes: a water passage and double water hole. The valve switch includes: a button, a pressing piece including a unilaterally oblique plane, a rear plate including an inner guide rail, a rotating piece including a unilaterally oblique plane, a first spring, a front sealing ring, a switch rotating core, and a double sealing ring. The device for switching a spray pattern includes a water spray cap, a water spray plate, a decentered interface, a second spring, a wedge rotating piece for water diversion including a plurality of negative wedge blocks each including a negative wedge, a wedge push rod including a plurality of positive wedge blocks each including a positive wedge, a housing of a gun head, and a trigger.
    Type: Application
    Filed: March 31, 2014
    Publication date: October 16, 2014
    Applicant: Ningbo Daye Garden Industrial Co., Ltd.
    Inventors: Ke SU, Xiaodong YE, Yao ZHANG, Bolin TANG, Zhenming ZHOU