Patents by Inventor Chun Wen Luo

Chun Wen Luo 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).

  • Ignition unit for disposable childproof lighter
    Patent number: 7004750
    Abstract: An ignition unit, which is incorporated with a disposable childproof lighter, includes a striker wheel for urging against a flint, two driven gear elements coaxially mounted at two sides of the striker wheel, and two driving caps mounted between the driven gear elements and the striker wheel. Each of the driving caps has an outer circumferential slipping surface and a driving cavity for receiving a gear wheel of each driven gear element wherein the driving caps are arranged to engage with the gear wheels to drive the driven gear elements to rotate respectively, so as to drive the striker wheel to rotate for striking against a flint to produce sparks.
    Type: Grant
    Filed: March 27, 2003
    Date of Patent: February 28, 2006
    Inventor: Chun Wen Luo
  • Ignition unit for disposable childproof lighter
    Publication number: 20040191714
    Abstract: An ignition unit, which is incorporated with a disposable childproof lighter, includes a striker wheel for urging against a flint, two driven gear elements coaxially mounted at two sides of the striker wheel, and two driving caps mounted between the driven gear elements and the striker wheel. Each of the driving caps has an outer circumferential slipping surface and a driving cavity for receiving a gear wheel of each driven gear element wherein the driving caps are arranged to engage with the gear wheels to drive the driven gear elements to rotate respectively, so as to drive the striker wheel to rotate for striking against a flint to produce sparks.
    Type: Application
    Filed: March 27, 2003
    Publication date: September 30, 2004
    Inventor: Chun Wen Luo