Patents Assigned to L&L CDC, LLC
  • Device for coordinated control and operation of double doors
    Patent number: 10669769
    Abstract: A device for coordinated control and operation of double doors having a plate with a rectilinear motion that is associated with links with adjustable lengths that connect the plate to the double doors, with both the first and the second doors opened when one of the doors is opened and sequentially closed when one of the doors is closed.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: June 2, 2020
    Assignee: L&L CDC, LLC
    Inventors: Larry Lamb, Alice Lee, Dennis Lee
  • Device for coordinated control and operation of double doors
    Patent number: 10267080
    Abstract: A device for coordinated control and operation of double doors having a plate with a rectilinear motion that is associated with links with adjustable lengths that connect the plate to the double doors, with both the first and the second doors opened when one of the doors is opened and sequentially closed when one of the doors is closed.
    Type: Grant
    Filed: October 11, 2017
    Date of Patent: April 23, 2019
    Assignee: L&L CDC, LLC
    Inventors: Larry Lamb, Alice Lee, Dennis Lee