Utility cover system

Details Utility cover system Utility cover system

2006-02-07

2006-02-07

Hartmann, Gary S. (Department: 3671)

Road structure, process, or apparatus

Pavement

Vault cover-closure

C137S371000

Reexamination Certificate

active

06994489

ABSTRACT:
A utility cover system for preventing water and silt leakage into a utility entrance within a road surface. The utility cover system includes an outer frame having an opening defined by an inner tapered edge, and a wedge cover having an outer tapered edge that fits within the opening of the outer frame. The outer frame preferably has an inner segment and an outer segment, wherein the outer segment is thinner than the inner segment.

REFERENCES:
patent: 1349610 (1920-08-01), Gibney
patent: 3858998 (1975-01-01), Larsson et al.
patent: 3921449 (1975-11-01), Hauffe et al.
patent: 4145151 (1979-03-01), Helms
patent: 4203686 (1980-05-01), Bowman
patent: 4368893 (1983-01-01), Gagas
patent: 4469467 (1984-09-01), Odill et al.
patent: 4540310 (1985-09-01), Ditcher et al.
patent: 5240346 (1993-08-01), Yin
patent: 5299884 (1994-04-01), Westhoff et al.
patent: 5378078 (1995-01-01), Lewis et al.
patent: 5394898 (1995-03-01), Turner
patent: 5404676 (1995-04-01), Devlin
patent: 5536110 (1996-07-01), Tompkins et al.
patent: 5564855 (1996-10-01), Anderson
patent: D387181 (1997-12-01), Sinclair
patent: 5723192 (1998-03-01), Jonasz
patent: 5876533 (1999-03-01), House et al.
patent: 6179518 (2001-01-01), Suatac
patent: 6196760 (2001-03-01), Sinclair

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