Patents Assigned to The Sun Lock Co. Ltd.
  • Patent number: 7140209
    Abstract: By providing two separate and independent locking systems formed in a single padlock, with both locking systems independently enabling the single shackle to be released and/or lockingly engaged, an effective, easily produced, multi-purpose padlock is achieved. In the preferred embodiment, a single housing and shackle assembly are employed and constructed for enabling the shackle to be released from locked engagement with the housing using either a rotatable dial combination construction or a key activating tumbler construction. In this way, a dual locking and releasing padlock is achieved which virtually eliminates the difficulties typically encountered with known, prior art lock configurations.
    Type: Grant
    Filed: May 21, 2004
    Date of Patent: November 28, 2006
    Assignee: The Sun Lock Co. Ltd.
    Inventor: Eric Lai
  • Patent number: 6164096
    Abstract: By providing a removable cover assembly mountable to a rotating dial of a central housing of a padlock, a padlock construction is attained which is visually distinctive and can be custom tailored to individual consumer choice. The cover assembly of the present invention is preferably constructed from two cooperating components, thereby providing ease of assembly and removal. In its preferred construction, the cover assembly is formed in a plurality of alternate colors, styles, designs, and the like, with or without indicia displayed thereon providing for visual distinctiveness and coordination with luggage products. Furthermore, the cover assembly is also constructed in a manner which enables the dials of the padlock to be easily accessed for use as well as incorporating a visually distinctive combination read-out zone for improved visibility.
    Type: Grant
    Filed: September 21, 1999
    Date of Patent: December 26, 2000
    Assignee: The Sun Lock Co Ltd.
    Inventor: Eric Lai
  • Patent number: D472790
    Type: Grant
    Filed: March 21, 2002
    Date of Patent: April 8, 2003
    Assignee: The Sun Lock Co., Ltd.
    Inventor: Eric Lai