GB2336674B - Sub-sea detectors - Google Patents

Sub-sea detectors

Info

Publication number
GB2336674B
GB2336674B GB9903713A GB9903713A GB2336674B GB 2336674 B GB2336674 B GB 2336674B GB 9903713 A GB9903713 A GB 9903713A GB 9903713 A GB9903713 A GB 9903713A GB 2336674 B GB2336674 B GB 2336674B
Authority
GB
United Kingdom
Prior art keywords
detectors
sea
sub
sea detectors
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9903713A
Other versions
GB2336674A (en
GB9903713D0 (en
Inventor
Rowan Patterson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
UWG Ltd
Original Assignee
UWG Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by UWG Ltd filed Critical UWG Ltd
Publication of GB9903713D0 publication Critical patent/GB9903713D0/en
Publication of GB2336674A publication Critical patent/GB2336674A/en
Application granted granted Critical
Publication of GB2336674B publication Critical patent/GB2336674B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C9/00—Measuring inclination, e.g. by clinometers, by levels
    • G01C9/02—Details
    • G01C9/06—Electric or photoelectric indication or reading means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/02—Magnetic compasses
    • G01C17/28—Electromagnetic compasses
    • G01C17/30—Earth-inductor compasses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Electromagnetism (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
GB9903713A 1998-02-24 1999-02-19 Sub-sea detectors Expired - Fee Related GB2336674B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9803669.2A GB9803669D0 (en) 1998-02-24 1998-02-24 Sub-sea detectors

Publications (3)

Publication Number Publication Date
GB9903713D0 GB9903713D0 (en) 1999-04-14
GB2336674A GB2336674A (en) 1999-10-27
GB2336674B true GB2336674B (en) 2002-03-27

Family

ID=10827364

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9803669.2A Ceased GB9803669D0 (en) 1998-02-24 1998-02-24 Sub-sea detectors
GB9903713A Expired - Fee Related GB2336674B (en) 1998-02-24 1999-02-19 Sub-sea detectors

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9803669.2A Ceased GB9803669D0 (en) 1998-02-24 1998-02-24 Sub-sea detectors

Country Status (1)

Country Link
GB (2) GB9803669D0 (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3950859A (en) * 1975-01-09 1976-04-20 The Brunton Company Angular displacement measuring apparatus
GB1433387A (en) * 1972-04-20 1976-04-28 Aga Ab Inclination-setting device
GB2095405A (en) * 1981-03-25 1982-09-29 Horstmann Gear Group Ltd Dual axis level device
GB2181040A (en) * 1985-10-02 1987-04-15 John Cameron Robertson Remotely-operated vehicle for cleaning offshore structures
US4686772A (en) * 1986-05-23 1987-08-18 Elbit Computers Ltd. Electronic magnetic compass system
EP0398150A2 (en) * 1989-05-18 1990-11-22 YAMAZAKI, Shigemi Attitude sensing apparatus
GB2292461A (en) * 1994-08-18 1996-02-21 University Of Teesside Inclination gauge
GB2298929A (en) * 1993-11-08 1996-09-18 Don Nelson Sensing device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1433387A (en) * 1972-04-20 1976-04-28 Aga Ab Inclination-setting device
US3950859A (en) * 1975-01-09 1976-04-20 The Brunton Company Angular displacement measuring apparatus
GB2095405A (en) * 1981-03-25 1982-09-29 Horstmann Gear Group Ltd Dual axis level device
GB2181040A (en) * 1985-10-02 1987-04-15 John Cameron Robertson Remotely-operated vehicle for cleaning offshore structures
US4686772A (en) * 1986-05-23 1987-08-18 Elbit Computers Ltd. Electronic magnetic compass system
EP0398150A2 (en) * 1989-05-18 1990-11-22 YAMAZAKI, Shigemi Attitude sensing apparatus
GB2298929A (en) * 1993-11-08 1996-09-18 Don Nelson Sensing device
GB2292461A (en) * 1994-08-18 1996-02-21 University Of Teesside Inclination gauge

Also Published As

Publication number Publication date
GB2336674A (en) 1999-10-27
GB9903713D0 (en) 1999-04-14
GB9803669D0 (en) 1998-04-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060219