Adjustable locking chock system

Details Adjustable locking chock system Adjustable locking chock system

1983-05-26

1985-09-03

Corbin, David H.

Hydraulic and earth engineering

Marine structure or fabrication thereof

With work deck vertically adjustable relative to floor

254 95, E02B 1706

Patent

active

045389381

ABSTRACT:
The chock system has a plurality of teeth that are moveable individually generally parallel with a leg rack of a jack-up rig unit for pre-locking alignment with the rack teeth pitch, and as a group into and out of locking engagement with the leg rack so that accurate and positive engagement can be made by each of the teeth with the mating root between adjacent ones of a plurality of leg rack teeth.

REFERENCES:
patent: 3343371 (1967-09-01), Heitkamp
patent: 4255069 (1981-03-01), Yielding
patent: 4269543 (1981-05-01), Goldman et al.
patent: 4431343 (1984-02-01), Uchiyama et al.

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