Patents Assigned to Sun Hing Optical Manufactory Limited
  • Glasses with legs bendable in multiple angles
    Patent number: 9910293
    Abstract: Eyeglasses with legs bendable in multiple angles, comprise a main glasses leg, a secondary glasses leg, an elastic body, a slider, and a connecting member. The secondary glasses leg may be hinged on the tail of the main glasses leg in such a manner that the opening angle may be locked, so that the user can conveniently and optionally open or change the bending angle of the tail of the glasses legs, so as to achieve optimal adaption for various occasions.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: March 6, 2018
    Assignee: Sun Hing Optical Manufactory Limited
    Inventor: Otis Ngai-Yung Ku
  • Quick-release eyeglasses hinge
    Patent number: 7264349
    Abstract: A hinge for eyeglasses includes a hinge block for attachment to a lens frame of the eyeglasses. The hinge block has an aperture and a slot extending from the aperture. A hinge pin is attached to an arm of the eyeglasses. The hinge pin is pivotally received by the aperture and has a radially extending leg that is sized and shaped to pass within the slot upon attachment of the hinge pin to the hinge block to enable quick release when desired.
    Type: Grant
    Filed: December 4, 2006
    Date of Patent: September 4, 2007
    Assignee: Sun Hing Optical Manufactory Limited
    Inventor: Otis Ku
  • Spectacle frame with detachable arms
    Patent number: 6969173
    Abstract: A spectacle frame includes a temple piece for attachment to a lens or fabricated upon a lens surround. An arm of the frame includes a spring bar extending from the arm and bearing against the temple piece. A hook attaches the temple piece to the arm and extends from one side of the spring bar to the other and detachably, pivotally connects the arm to the temple piece.
    Type: Grant
    Filed: August 24, 2004
    Date of Patent: November 29, 2005
    Assignee: Sun Hing Optical Manufactory Limited
    Inventor: Otis Ku
  • Spectacle frame having user-replaceable arm
    Patent number: 6942338
    Abstract: A spectacle frame has a frameless lens or lens frame, an arm, a clamp that bears upon the arm and is attached hingedly to an arm mounting of the frameless lens or lens frame. The clamp enables easy removal and replacement of the arm without the need for tools.
    Type: Grant
    Filed: November 3, 2003
    Date of Patent: September 13, 2005
    Assignee: Sun Hing Optical Manufactory Limited
    Inventor: Otis Ku
  • Spectacles
    Patent number: 6439716
    Abstract: A pair of spectacles having a curved lens body having opposite ends, and a pair of curved left and right arms connected to the opposite ends of the body. A hinge connection at each end of the body connects the corresponding arm for pivotal movement of the arm relative to the body to enable opening and closing of the spectacles. A swivel connection associated with each arm allows the arm to be turned from a normal position to a reversed position for lying close to the body, with the arm being curved in the same direction as the body.
    Type: Grant
    Filed: April 26, 2001
    Date of Patent: August 27, 2002
    Assignee: Sun Hing Optical Manufactory Limited
    Inventor: Otis Ku