Patents Assigned to DFW Plastics, Inc.
  • Patent number: 6968969
    Abstract: The lid is used to cover a utility box which houses a meter such as a water meter. The lid is compression molded from a plastic material such as medium density polyethylene, and has a planar upper surface and a planar lower surface. In one embodiment, a plurality of generally parallel spaced apart recesses are formed in the lower surface. The recesses are spaced inward of the outer edges of the lid. The area of the lower surface of the lid is greater than the total area of the recesses in the plane of the lower surface. In another embodiment, an opening leading to a cavity is formed in the edge of the lid with a press fit passage for receiving a transponder device.
    Type: Grant
    Filed: April 16, 2003
    Date of Patent: November 29, 2005
    Assignee: DFW Plastics, Inc.
    Inventor: Robert McKinnon, Jr.
  • Patent number: 6732555
    Abstract: A securing mechanism is provided which can be attached to a conventional meter box lid which does not require the lid to be redesigned. The securing mechanism comprises a holding member attached to the latch on the underside of the lid. A threaded aperture is formed in said holding member. A bolt having a threaded shaft is extended through the upper wall of the lid from the top side to be secured into the threaded aperture of the holding member for preventing a key from moving the latch member to a release position. In the embodiment disclosed, the bolt has a head with two spaced apart apertures formed therein for receiving two prong of tool for allowing the bolt shaft to be screwed into and from the threaded aperture for locking and release purposes.
    Type: Grant
    Filed: January 10, 2003
    Date of Patent: May 11, 2004
    Assignee: DFW Plastics, Inc.
    Inventor: Jeffery N. Nielsen