Patents Assigned to Charles Drake
  • Locking assembly for monitor wells
    Patent number: 5641017
    Abstract: An internal lock assembly securely locks a monitor well lid and cover to protect and safeguard the monitor well so as to enhance the monitor well's accuracy and environmental compliance. The user friendly lock assembly has a special latch which engages a padlock in a housing. A restraining bar across the front end of the housing restricts movement of the padlock's shackle. The internal housing can be supported by a mounting brace.
    Type: Grant
    Filed: August 22, 1995
    Date of Patent: June 24, 1997
    Assignee: Charles Drake
    Inventor: Charles W. Drake