Subsea connection system
OwnerPhil Bremnerinventor
Life of this patent
Estimating the term…
Abstract
A bolt (35) comprising a threaded shaft (36), and a heating element (37) for heating the shaft (36) is disclosed along with a method for securing a first part and a second part of a pipeline system together with the bolt (35). The method includes the steps of: heating the bolt (35) by heating the heating element (37); and securing the heated bolt to the first part and the second part of the pipeline system.
Claims27
A bolt comprising
- a threaded shaft, and
- a heating element for heating the shaft.
-6. (canceled)
A connection assembly for securing a first part of a pipeline system to a second part of the system, comprising
- a first portion,
- a second portion, and
- a bolt having a threaded shaft and a heating element for heating the shaft, the bolt extending between the first portion and the second portion.
-16. (canceled)
-20. (canceled)
A pipeline system comprising
- a first part,
- a second part,
- a connection assembly securing the first part to the second part, the connection assembly comprising a bolt having a threaded shaft and a heating element for heating the shaft, wherein the connection assembly is able to be heated by heating the heating element of bolt.
-28. (canceled)
30-32. (canceled)
A connection apparatus for securing a first part of a pipeline system to a second part of the system, the apparatus comprising
- a bolt having a threaded shaft and a heating element for heating the shaft,
- a nut for screwing on to the threaded shaft of the bolt,
- a drive for rotating the nut on the threaded shaft
- a second nut for screwing onto the threaded shaft, and
- a pair of cams located between the nuts, wherein
- the drive includes a dog for engaging with the nut so that the drive is able to rotate the nut on the threaded shaft, and
- each cam is embodied as a washer that includes a plurality of teeth, with at least some of the teeth of each washer being engageable with each other.
-39. (canceled)
-56. (canceled)
Dependencies are inferred from the claim text.