Patents Assigned to Jeh-Kun Lah
  • Publication number: 20120305041
    Abstract: A stick is provided in which a gripping tube is fixed to a front end portion of an upper connection tube having a large diameter and a circular-arc engagement portion formed by a front-end cut portion of the gripping tube is tightened or loosened with the operation of a cam lever so that the outer periphery of a lower connection tube is fixed in a pressurized and gripped state or the pressurizing force is released, wherein a contracted tube portion is formed in the outer periphery of the lower connection tube at the portion with which the circular-arc engagement portion comes into contact when the lower connection tube is pressed into the upper connection tube so as to reach a shortened position, and when the cam lever is locked at the shortened position, the circular-arc engagement portion comes into contact with the contracted tube portion having a small outer diameter.
    Type: Application
    Filed: May 21, 2012
    Publication date: December 6, 2012
    Applicant: Jeh-Kun Lah
    Inventors: Jeh-Kun LAH, Jang-Ho WANG