GB2254140B - Electronic spirit level - Google Patents

Electronic spirit level

Info

Publication number
GB2254140B
GB2254140B GB9106313A GB9106313A GB2254140B GB 2254140 B GB2254140 B GB 2254140B GB 9106313 A GB9106313 A GB 9106313A GB 9106313 A GB9106313 A GB 9106313A GB 2254140 B GB2254140 B GB 2254140B
Authority
GB
United Kingdom
Prior art keywords
spirit level
electronic spirit
electronic
level
spirit
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
GB9106313A
Other versions
GB9106313D0 (en
GB2254140A (en
Inventor
Adam Hassanin Elghannam
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 GB9106313A priority Critical patent/GB2254140B/en
Publication of GB9106313D0 publication Critical patent/GB9106313D0/en
Publication of GB2254140A publication Critical patent/GB2254140A/en
Application granted granted Critical
Publication of GB2254140B publication Critical patent/GB2254140B/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
    • G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
    • G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
    • 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
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63D—BOWLING GAMES, e.g. SKITTLES, BOCCE OR BOWLS; INSTALLATIONS THEREFOR; BAGATELLE OR SIMILAR GAMES; BILLIARDS
    • A63D15/00—Billiards, e.g. carom billiards or pocket billiards; Billiard tables
    • A63D2015/001—Billiards, e.g. carom billiards or pocket billiards; Billiard tables with inclination indicating means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
GB9106313A 1991-03-25 1991-03-25 Electronic spirit level Expired - Fee Related GB2254140B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9106313A GB2254140B (en) 1991-03-25 1991-03-25 Electronic spirit level

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9106313A GB2254140B (en) 1991-03-25 1991-03-25 Electronic spirit level

Publications (3)

Publication Number Publication Date
GB9106313D0 GB9106313D0 (en) 1991-05-08
GB2254140A GB2254140A (en) 1992-09-30
GB2254140B true GB2254140B (en) 1995-01-25

Family

ID=10692168

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9106313A Expired - Fee Related GB2254140B (en) 1991-03-25 1991-03-25 Electronic spirit level

Country Status (1)

Country Link
GB (1) GB2254140B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2371863A (en) * 2000-11-27 2002-08-07 James Horwill Illuminated spirit level
GB2417778A (en) * 2004-09-03 2006-03-08 Alan John Latham A sound and vision levelling device
GB0606924D0 (en) * 2006-04-07 2006-05-17 Sparrow Paul A Coloured-illuminated sonic level, set square and angle finder
GB2550370A (en) * 2016-05-17 2017-11-22 King Thomas Level indicating device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1425812A (en) * 1972-07-24 1976-02-18 Gooley C L Orientation indicating apparatus
EP0130738A2 (en) * 1983-06-22 1985-01-09 Eureka Developments Limited Electronic levelling device
EP0168150A1 (en) * 1984-06-13 1986-01-15 Technical Designs Incorporated Electronic inclination sensing device
GB2192057A (en) * 1986-06-25 1987-12-31 Philip Male Electronic tilt-sensitive device
EP0349074A1 (en) * 1988-07-01 1990-01-03 Bodewes-Tunhau, Sopha Inclination gauge
GB2234812A (en) * 1989-06-28 1991-02-13 Ronald Wilson Level sensor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1425812A (en) * 1972-07-24 1976-02-18 Gooley C L Orientation indicating apparatus
EP0130738A2 (en) * 1983-06-22 1985-01-09 Eureka Developments Limited Electronic levelling device
EP0168150A1 (en) * 1984-06-13 1986-01-15 Technical Designs Incorporated Electronic inclination sensing device
GB2192057A (en) * 1986-06-25 1987-12-31 Philip Male Electronic tilt-sensitive device
EP0349074A1 (en) * 1988-07-01 1990-01-03 Bodewes-Tunhau, Sopha Inclination gauge
GB2234812A (en) * 1989-06-28 1991-02-13 Ronald Wilson Level sensor

Also Published As

Publication number Publication date
GB9106313D0 (en) 1991-05-08
GB2254140A (en) 1992-09-30

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Legal Events

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

Effective date: 20080325