tauchfaehige electro-hydraulic drive unit for the unterwassereinsatz designed ram and arbeitsgeraete.

摘要

A submergible electrohydraulic drive unit is a multi-purpose device for driving different underwater ramming and working devices and has a housing with a throughgoing central receiving space for a ramming pile or a respective ramming or working device, ring-shaped upper and lower supporting plates, an outer wall, an inner wall which forms the receiving space, and a plurality of pump units arranged between the inner wall and the outer wall and each having a hydraulic pump and an associated electric motor and individually or jointly limitedly movably spring-biased relative to the housing, one supporting plate having means for exchangeably mounting said device adjusted relative to said receiving space.