Fluid handling – With casing – support – protector or static constructional... – Static constructional installations
Patent
1980-05-12
1982-09-21
Michalsky, Gerald A.
Fluid handling
With casing, support, protector or static constructional...
Static constructional installations
137364, 137371, 404 26, E02D 2910
Patent
active
043501770
ABSTRACT:
A support for a utility box such as a valve box or the like which includes an annular member having a central opening with an upstanding flange on the upper surface of the annular member adjacent the central opening. The annular member is buried in the ground in underlying supporting engagement with a box so as to prevent sinking of the box into the ground under heavy traffic load, said box provides access to the buried utility the upper end of the box opening into the street.
REFERENCES:
patent: 81266 (1868-08-01), Finnegan
patent: 891207 (1908-06-01), Connolly
patent: 1710571 (1929-04-01), Forni
patent: 3220433 (1965-11-01), Steil
patent: 4187647 (1980-02-01), Hall
Donaldson Morris L.
Firchau John C.
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