Lay ramp actuating device and method for an...

Details Lay ramp actuating device and method for an... Lay ramp actuating device and method for an...

2008-05-06

2011-11-22

Lagman, Frederic L (Department: 3672)

Hydraulic and earth engineering

Subterranean or submarine pipe or cable laying, retrieving,...

Submerging, raising, or manipulating line of pipe or cable...

C405S168100

Reexamination Certificate

active

08061933

ABSTRACT:
An actuating device (23) for a lay ramp (6) of a vessel (1) for laying underwater pipelines “(2) has a runner (28), and a carriage (29) connected to the lay ramp (6) and which runs along the runner (28) to lift and lower the lay ramp (6); the runner (28) being defined by a first, a second, and a third portion (31, 32, 33), of which the first and third portion (31, 33) are out of line with respect to each other, and the second portion (32) is mounted on a movable assembly (37) to selectively align the second portion (32) with the first and third portion (31, 33).

REFERENCES:
patent: 3585806 (1971-06-01), Lawrence
patent: 4257718 (1981-03-01), Rosa et al.
patent: 5533834 (1996-07-01), Recalde
patent: 6056478 (2000-05-01), Martin et al.
patent: 6588981 (2003-07-01), Willis et al.
patent: 2010/0086360 (2010-04-01), Signaroldi
patent: 1063163 (2000-12-01), None
patent: WO 2008086938 (2008-07-01), None
patent: WO 2009087559 (2009-07-01), None

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