Patents by Inventor Ching-Ping Chiu

Ching-Ping Chiu 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).

  • CHANGE-OVER VALVE
    Publication number: 20030084945
    Abstract: A change-over valve comprises a connection portion, a main body, and a switch rod. The main body is connected to the water faucet by the connection portion and is provided with a slide slot, a water discharging channel, and a water discharging cell. The slide slot is provided with a connection duct in communication with a water filter. The switch rod is provided with a small diametrical portion and is slidably disposed in the slide slot such that the small diametrical portion and the slide slot form together a water slot. The switch rod is provided with four washers, two of which are used to separate the flow paths of the water discharging channel and the connection duct, with other two washers serving to make the switch rod and the slide slot leakproof. The water discharging cell is provided with a centrally-located water hole.
    Type: Application
    Filed: November 2, 2001
    Publication date: May 8, 2003
    Inventor: Ching-Ping Chiu
  • Change-over valve
    Patent number: 6557587
    Abstract: A change-over valve comprises a connection portion, a main body, and a switch rod. The main body is connected to the water faucet by the connection portion and is provided with a slide slot, a water discharging channel, and a water discharging cell. The slide slot is provided with a connection duct in communication with a water filter. The switch rod is provided with a small diametrical portion and is slidably disposed in the slide slot such that the small diametrical portion and the slide slot form together a water slot. The switch rod is provided with four washers, two of which are used to separate the flow paths of the water discharging channel and the connection duct, with other two washers serving to make the switch rod and the slide slot leakproof. The water discharging cell is provided with a centrally-located water hole.
    Type: Grant
    Filed: November 2, 2001
    Date of Patent: May 6, 2003
    Inventor: Ching-Ping Chiu