Conveyors: power-driven – Conveyor arrangement for selecting among plural sources or... – One of a plurality of main line conveyors selectively moves...
Reexamination Certificate
2007-07-02
2010-10-19
Bidwell, James R (Department: 3651)
Conveyors: power-driven
Conveyor arrangement for selecting among plural sources or...
One of a plurality of main line conveyors selectively moves...
C198S369300, C198S370090, C198S463200
Reexamination Certificate
active
07815032
ABSTRACT:
Roller assemblies for transporting and laterally shifting pipe section, or joints, on oil and gas exploration and production laybarges, drilling/production vessels and platforms, and pipe spooling yards are disclosed. The roller assemblies comprise rollers that are capable of being tilted to facilitate lateral shifting of the pipe sections or joints. The roller assemblies comprise a frame, a tilting assembly, a roller frame pivotally connected to the tilting assembly and the frame, and a roller rotatably connected to the roller frame by an axle. The tilting assembly lifts one end of the roller frame to tilt the roller.
REFERENCES:
patent: 3129805 (1964-04-01), Krahn et al.
patent: 3348678 (1967-10-01), Flowers
patent: 3446367 (1969-05-01), Anderson
patent: 4067450 (1978-01-01), Birdwell
patent: 4593807 (1986-06-01), Cattaneo et al.
patent: 5450943 (1995-09-01), Yew et al.
patent: 5878863 (1999-03-01), Madden et al.
patent: 6149376 (2000-11-01), Peting
patent: 7341140 (2008-03-01), Warkentin
Preston Kevin L.
Reinhardt, Jr. H. Paul
Skiles Loren D.
Bidwell James R
Control Flow Inc.
Greenberg & Traurig, LLP
Matheny Anthony F.
LandOfFree
Pipe roller assembly does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Pipe roller assembly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pipe roller assembly will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4167690