Cable tensioning means for king post structuring

Details Cable tensioning means for king post structuring Cable tensioning means for king post structuring

1978-04-14

1978-12-19

Byers, Jr., Nile C.

Bridges

Truss

Arrangement

14 17, 52225, E01D 902

Patent

active

041299159

ABSTRACT:
A cable tensioning means for use in reinforcing bridges or structural spa The unit is stowed for transport within the confines of the structure and is moved into operating position by a hydraulic leverage system. The reinforcing cable is fixed at each end and is threaded around dual sheaves within the unit. Tension or prestress is introduced to the cable by separation of causing one sheave to move away from the other.

REFERENCES:
patent: 29825 (1860-08-01), Roebling
patent: 238130 (1881-02-01), Lawrence
patent: 455687 (1891-07-01), McCarthy
patent: 460213 (1891-09-01), McCarthy
patent: 3091897 (1963-06-01), Hillberg
patent: 3427773 (1969-02-01), Kandall
patent: 4021875 (1977-05-01), Abell

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