Pivotal connecting device for pivotally connecting an off-shore

Details Pivotal connecting device for pivotally connecting an off-shore Pivotal connecting device for pivotally connecting an off-shore

1978-01-10

1979-03-06

Shapiro, Jacob

Hydraulic and earth engineering

Marine structure or fabrication thereof

With pivotal connection between work deck and base

114267, 175 7, E02B 1700, B63B 2150

Patent

active

041428200

ABSTRACT:
A universal Cardan joint coupling device for pivotally connecting an off-shore oil-field working articulated column to a base member resting or anchored on the sea bed, wherein the improvement consists in that at least one of the pivot axes of said joint is connected to two supports rigidly connected to said base member and provided on either side of said joint, by means of two lock-bolt means aligned and displaceable along said axis and adapted to cooperate with bolt-clasps or keepers provided in said supports.

REFERENCES:
patent: 3522709 (1970-08-01), Vilain
patent: 3626701 (1971-12-01), Laffont
patent: 3720066 (1973-03-01), Vilain
patent: 3766582 (1973-10-01), Lloyd et al.

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