Patents by Inventor Ying Z. Jiang

Ying Z. Jiang 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: 4819694
    Abstract: An improved flow control valve for controlling selection of the temperature of water and its direction to one of several outlet ports, for example, a shower head or a tub spigot, is disclosed. The valve comprises a ball member having first and second inlet passages and one outlet passage formed in it, which fits within a valve body having first and second inlet ports and first and second outlet ports therein. The inlet passages in the ball are disposed in the same plane as the inlet ports, while the outlet passage is disposed in the same plane as are the outlet ports. These planes may be perpendicular to one another. A control member is connected to the ball and is rotatable about a first axis to select the temperature of the water and about a second axis to control the amount of water flowing and its direction to one of the outlet ports.
    Type: Grant
    Filed: September 21, 1987
    Date of Patent: April 11, 1989
    Assignee: Ling Nan Flexible & Shaft Factory of Guang zhou
    Inventor: Ying Z. Jiang