A rod locking apparatus comprising a housing having a first and second intersecting tubular passages, the first tubular passage being provided with a serrated locking surface, a wedge piston slidably arranged in the first tubular passage, the wedge piston having a front side with a wedge surface adapted in use to engage an end surface of a rod to be locked, wherein the wedge piston has a serrated rear side which engages with the serrated locking surface.
申请公布号
WO2017030444(A1)
申请公布日期
2017.02.23
申请号
WO2016NO50167
申请日期
2016.08.15
申请人
MARITIME PROMECO AS
发明人
HÅVERSTAD, Thor Arne;NORBOM, Erik;WILLIAMS III, Bolie C.;NANCE, J. Gilbert;ALSUP, John L.;EAGLES, Marion E.