US Patent:
20140271045, Sep 18, 2014
Inventors:
- Houston TX, US
Alexandro Roman RAMIREZ - Houston TX, US
Assignee:
FORUM US, INC. - Houston TX
International Classification:
E21B 19/15
E04C 2/42
US Classification:
414 2262, 414800, 403 52, 2952501
Abstract:
A system for connecting a gullwing to a catwalk comprising a gullwing pin movable in an indexer groove that enables a foot pad of the gullwing to remain stationary relative to the catwalk when the gullwing is raised or lowered.