Patents by Inventor Jiun Zhang

Jiun 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).

  • Valve assembly
    Patent number: 7287927
    Abstract: A valve assembly includes a connector including a receiving space longitudinally defined therein and a shoulder formed on a periphery of the receiving space. The connector has a first through hole laterally defined therein. A hollow block has an annular flange radially extending from a middle portion thereof to divide the hollow block into an insertion and a connecting portion. The insertion is received in the receiving space in the connector. A sleeve has a connecting portion sleeved on the connecting portion of the hollow block and engaged to the annular flange. The sleeve is formed with a protrusion and has a skirt radially extending therefrom for being engaged to the connector. A resilient member is sleeved on the connecting portion of the sleeve. The resilient member has a first end abutting the skirt and a second end abutting the shoulder of the connector.
    Type: Grant
    Filed: March 21, 2005
    Date of Patent: October 30, 2007
    Assignee: Chuen Chern Co., Ltd.
    Inventor: Jiun Zhang