Road structure – process – or apparatus – Pavement – Vault cover-closure
Patent
1975-12-31
1977-05-03
Byers, Jr., Nile C.
Road structure, process, or apparatus
Pavement
Vault cover-closure
135 6, 220 18, E02D 2910
Patent
active
040211312
ABSTRACT:
A cover assembly for enclosing a utility unit having a housing forming a chamber and having an open bottom. The chamber is of a size to accommodate the utility unit. An articulated connecting structure having two hinges secures the housing to a support, as a base or the ground. The articulated connecting structure permits the housing to be moved from a closed position to an open position to provide access to the utility unit. The housing rests on an annular base supported on the ground. A releasable lock can be provided to hold the housing in a closed position in engagement with the base.
REFERENCES:
patent: 2930387 (1960-03-01), Streich
patent: 3170587 (1965-02-01), Beeber
patent: 3384385 (1968-05-01), Cohen
Bakken Kenneth W.
Larson David G.
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