Patent · US Active

Instrumented foam pig

US8925400B2 · kind B2 · utility

6Cited by

7References

20Claims

0Family size

Assignee

Pipeline Innovations Limited · GB

Inventors

Rennie Hill · Bedlington, GB
David R. Thompson · Simi Valley, US
Peter Ward · Cramlington, GB

Key dates

Filing date	Nov 30, 2010
Grant date	Jan 6, 2015
Priority date	—
Expiry date	Jun 1, 2031

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16L55/40
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

An instrumented pig comprises a foam body having an outer surface and an inner cavity in which, in use, is located a sealed unit housing at least a part of a parameter measurement apparatus configured to measure at least one parameter from which the extent of deflection of the outer surface of the foam body may be derived, the sealed unit including at least one sensor configured to generate an output signal representative of the at least one measured parameter.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.