Patents by Inventor Zu Tan

Zu Tan 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).

  • Battery operation device with battery pack release mechanism
    Publication number: 20060199072
    Abstract: A battery operated device includes a body housing an electric motor, a battery pack slidably secured to the body for powering the electric motor and including a shunting surface, a latching surfaces and a release member. A release button is mounted on the body and has a first surface engageable with the release member to effect movement of the release member away from the latching surface upon depression of the release button, and a second surface engageable with the shunting member upon depression of the release button to effect movement of the battery pack in a release direction.
    Type: Application
    Filed: March 3, 2005
    Publication date: September 7, 2006
    Applicant: Perpetual Green Ltd.
    Inventors: Tat Lui, Scott Fong, Zu Tan