Reversible mechanical coupling, particularly for tensional anchorages
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United States of America Patent
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Aug 22, 1989
Grant Date -
N/A
app pub date -
Feb 7, 1989
filing date -
Feb 12, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A reversible mechanical coupling to be clamped in a suitable seat by means of clamping levers and wedges, in which the clamping levers are pivoted to arms rigid with said wedges by two lateral pivots which are inserted through vertical slots in said arms and are retained at the lower end of said slots by the narrow but forcible mouth of springs of tuning-fork shape mounted in correspondence with said slots, said clamping levers being also provided with laterally projecting pegs which are inserted in suitably shaped guides provided in protection casins interposed between the clamping levers and fixed to the coupling body.
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