Structural member bend radius and shape sensor and measurement apparatus

Details for Australian Patent Application No. 2005276273 (hide)

Owner Insensys Limited

Inventors Roberts, Richard Damon Goodman; Peirce, Ian; Jones, Martin Peter William

Agent Pizzeys

Pub. Number AU-B-2005276273

PCT Pub. Number WO2006/021751

Priority 04255194.5 27.08.04 EP

Filing date 17 August 2005

Wipo publication date 2 March 2006

Acceptance publication date 17 February 2011

International Classifications

E21B 47/00 (2006.01) Survey of boreholes or wells

E21B 17/01 (2006.01) Drilling rods or pipes

G01B 11/16 (2006.01) Measuring arrangements characterised by the use of optical means - for measuring the deformation in a solid, e.g. optical strain gauge

G01L 1/24 (2006.01) Measuring force or stress, in general - by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis

Event Publications

15 March 2007 PCT application entered the National Phase

  PCT publication WO2006/021751 Priority application(s): WO2006/021751

17 February 2011 Application Accepted

  Published as AU-B-2005276273

16 June 2011 Standard Patent Sealed

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