Submerging ramming arrangement
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 30, 1984
Grant Date -
N/A
app pub date -
Dec 14, 1981
filing date -
Dec 16, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A submerging ramming arrangement has a housing, an impacting body axially displaceable in the housing for delivering ramming impacts against a ramming pile, a hydraulic drive for displacing the impacting body in the housing, a hydraulic cylinder-and-piston unit arranged in an upper portion of the housing and having a cylinder, a piston sealingly displaceable in the cylinder and subdividing the same into first and second chambers, a piston rod connected with the piston and having a portion extending from the first chamber coaxially outwardly beyond the cylinder, a holding element for mounting the arrangement on a supporting element and provided on the outwardly extending portion of the piston, a hydraulic accumulator communicating with the first chamber of the cylinder-and-piston unit and arranged for receiving excess hydraulic medium under pressure, and an indicating element actuated by the piston of the cylinder-and-piston unit within a predetermined distance from a respective end of the cylinder-and-piston unit.
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