Patent ID: 8490718

Claim:
A portable pipe storage device for use in a drilling rig, wherein the pipe storage device is arranged to hold two or more pipes, the pipes which are stored in the pipe storage device having their longitudinal axes in a standing direction when the pipe storage device is in its position of use in the drilling rig, the pipe storage device comprising: a frame structure with long sides and first and second end portions; an opening in one of said long sides, the opening being arranged to constitute a displacement opening for the removal and insertion of pipes from/into the pipe storage device; the first end portion forms a lower portion when the pipe storage device is in its position of use in the drilling rig; the second end portion folios an upper portion when the pipe storage device is in its position of use; and non-yieldable bulbs provided at said second end portion, wherein the bulbs project in between the pipes and are arranged to prevent the pipes from unintentionally tilting sideways in the direction of insertion and removal.