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GB2388899B - A level control sensor - Google Patents

A level control sensor

Info

Publication number
GB2388899B
GB2388899B GB0211379A GB0211379A GB2388899B GB 2388899 B GB2388899 B GB 2388899B GB 0211379 A GB0211379 A GB 0211379A GB 0211379 A GB0211379 A GB 0211379A GB 2388899 B GB2388899 B GB 2388899B
Authority
GB
United Kingdom
Prior art keywords
level control
control sensor
sensor
level
control
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
GB0211379A
Other versions
GB0211379D0 (en
GB2388899A (en
Inventor
Simon Griffin
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0211379A priority Critical patent/GB2388899B/en
Publication of GB0211379D0 publication Critical patent/GB0211379D0/en
Publication of GB2388899A publication Critical patent/GB2388899A/en
Application granted granted Critical
Publication of GB2388899B publication Critical patent/GB2388899B/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
    • G01C9/00—Measuring inclination, e.g. by clinometers, by levels
    • G01C9/12—Measuring inclination, e.g. by clinometers, by levels by using a single pendulum
    • 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
    • G01C2009/066—Electric or photoelectric indication or reading means optical

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB0211379A 2002-05-10 2002-05-10 A level control sensor Expired - Fee Related GB2388899B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0211379A GB2388899B (en) 2002-05-10 2002-05-10 A level control sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0211379A GB2388899B (en) 2002-05-10 2002-05-10 A level control sensor

Publications (3)

Publication Number Publication Date
GB0211379D0 GB0211379D0 (en) 2002-06-26
GB2388899A GB2388899A (en) 2003-11-26
GB2388899B true GB2388899B (en) 2005-10-12

Family

ID=9936904

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0211379A Expired - Fee Related GB2388899B (en) 2002-05-10 2002-05-10 A level control sensor

Country Status (1)

Country Link
GB (1) GB2388899B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2411471A (en) 2004-02-27 2005-08-31 Nigel Emlyn Williams A frictional pivot for gravitational alignment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1433181A (en) * 1972-04-10 1976-04-22 Sauter August Gmbh Self levelling apparatus
JP2000010807A (en) * 1998-06-25 2000-01-14 Hitachi Ltd Digital data playback device
GB2358389A (en) * 1999-12-23 2001-07-25 Brooks Stairlifts Ltd Stairlift seat orientation controller

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1433181A (en) * 1972-04-10 1976-04-22 Sauter August Gmbh Self levelling apparatus
JP2000010807A (en) * 1998-06-25 2000-01-14 Hitachi Ltd Digital data playback device
GB2358389A (en) * 1999-12-23 2001-07-25 Brooks Stairlifts Ltd Stairlift seat orientation controller

Also Published As

Publication number Publication date
GB0211379D0 (en) 2002-06-26
GB2388899A (en) 2003-11-26

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Legal Events

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

Effective date: 20070510