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Title: Offshore drilling platform protection device

A description is given of an offshore drilling platform protection device for use on an offshore oil well drilling vessel including a drilling platform supportable on a plurality of extendable legs wherein each leg is moved by a rack gear assembly. The rack gear assembly includes an otherwise exposed first gear which engages a second gear positioned in a housing having a rectangular corner opening through which the first gear extends, the protection device including first and second protective sections adapted for mounting over the first gear adjacent to the rectangular corner of the housing for the second gear, the first and second protective sections cooperating to provide an l-shaped opening which communicates with the opening at the second gear housing for protecting the first gear while allowing the first gear to mesh with the second gear.
Authors:
Publication Date:
OSTI Identifier:
5687532
Report Number(s):
US 4305686
Resource Type:
Patent
Resource Relation:
Patent File Date: Filed date 7 Dec 1979; Other Information: PAT-APPL-101135
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING; 02 PETROLEUM; OFFSHORE PLATFORMS; SAFETY ENGINEERING; DESIGN; GEARS; OFFSHORE DRILLING; OIL WELLS; DRILLING; ENGINEERING; MACHINE PARTS; WELLS 423000* -- Engineering-- Marine Engineering-- (1980-); 020300 -- Petroleum-- Drilling & Production