Bladder, a packer tool assembly and a method for assembling the packer tool assembly
AssigneeBoldan Oy
InventorsTuomas MÖTTÖNEN, Joona JÄNTTI
Life of this patent
Estimating the term…
Abstract
The disclosure relates to a bladder for positioning a connection liner when forming a junction of a cured-in-place-pipeline. The bladder comprising a body defining a tubular main section and a tubular branch section extending outwardly from the main section, between opposing ends of the main section. A distal end of the branch section is open and an inside of the body is open between the main section and the branch section. The bladder comprises a pocket arranged on the inside of the body, on the tubular main section, the pocket defining a pocket volume configured for receiving an end piece of a packer tool, so as to rotationally engage therewith.
Claims16
A bladder for positioning a connection liner when forming a junction of a cured-in-place-pipeline, the bladder comprising a body defining:
- a tubular main section having a first main end and a second main end opposing the first main end, the first main end and the second main end being closed or closable, and
- a tubular branch section extending outwardly from the main section, between the first main end and second main end thereof, a distal end of the branch section being open,
- wherein an inside of the body is open between the main section and the branch section,
- characterized in that the bladder comprises a pocket arranged on the inside of the body, on the tubular main section, the pocket defining a pocket volume configured for receiving an end piece of a packer tool, so as to rotationally engage therewith.
Dependencies are inferred from the claim text.