Static structures (e.g. – buildings) – Tensioned or flexed sheet facing
Patent
1978-09-05
1980-06-17
Ridgill, Jr., James L.
Static structures (e.g., buildings)
Tensioned or flexed sheet facing
52248, E04H 720, E04H 722
Patent
active
042077168
ABSTRACT:
In a large size receptacle, e.g. for a mixture of liquid and solid manure, the peripheral wall comprises a circular series of reinforced concrete slabs having a plain external surface and presenting, at each vertical joint between successive slabs, groove shaped recesses or notches for receiving circumferentially extending pre-stressing wires.
REFERENCES:
patent: 1081864 (1913-12-01), Perkins
patent: 1143954 (1915-06-01), Hague
patent: 1320989 (1919-11-01), Busch
patent: 1383166 (1921-06-01), Steinkraus
patent: 2120838 (1938-06-01), Lawrence
A/S Dansk Spaendbeton
Ridgill, Jr. James L.
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