Patents Assigned to Ching Lan
  • Spring hinge for glasses
    Patent number: 7318252
    Abstract: A spring hinge for eyeglasses: the glasses including a central part and side pieces, a hinge element comprising at least one hinge eyelet, a spring device interacting with the hinge element, a housing containing a cavity which at least partially accommodates the spring device and the hinge element. The hinge element is arranged in a displaceable manner within the housing. A guide region for the hinge element, and at least one section of the guide region can be arranged outside the cavity.
    Type: Grant
    Filed: February 14, 2003
    Date of Patent: January 15, 2008
    Assignees: OBE Ohnmacht & Baumgartner GmbH & Co., Ching Lan
    Inventor: Lien Fon Chang