Subgrade vault

Receptacles – Outlet or junction box type – With closure

Reexamination Certificate

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Details

C052S128000

Reexamination Certificate

active

06899240

ABSTRACT:
A subgrade vault to provide an enclosed housing for utility connections. The housing is made of a moldable material with a reinforcing skirt at one end and a seat in the other. A lid is received in the seat to close its upper end. A clip is optionally provided for fastening the lid to the housing body that can be clipped on the body and engaged by a fastener carried by the lid.

REFERENCES:
patent: 3952908 (1976-04-01), Carson
patent: 4163503 (1979-08-01), McKinnon
patent: 4333580 (1982-06-01), Sweigart, Jr.
patent: 4863059 (1989-09-01), Christensen
patent: 4915334 (1990-04-01), White
patent: 5139306 (1992-08-01), Ott et al.
patent: 5362174 (1994-11-01), Yang
patent: 5404676 (1995-04-01), Devlin
patent: 6035581 (2000-03-01), McCoy
patent: 6371687 (2002-04-01), Heintz et al.
patent: 6371688 (2002-04-01), Yang et al.
patent: 2079355 (1982-01-01), None
patent: 03069724 (1991-03-01), None

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