AU7244991A - Attachable type protractor for measuring perpendicularity and horizontal level - Google Patents

Attachable type protractor for measuring perpendicularity and horizontal level

Info

Publication number
AU7244991A
AU7244991A AU72449/91A AU7244991A AU7244991A AU 7244991 A AU7244991 A AU 7244991A AU 72449/91 A AU72449/91 A AU 72449/91A AU 7244991 A AU7244991 A AU 7244991A AU 7244991 A AU7244991 A AU 7244991A
Authority
AU
Australia
Prior art keywords
horizontal level
attachable type
type protractor
measuring perpendicularity
perpendicularity
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.)
Abandoned
Application number
AU72449/91A
Inventor
Kyung Ho Cho
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
Publication of AU7244991A publication Critical patent/AU7244991A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
    • 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
    • G01C9/10—Measuring inclination, e.g. by clinometers, by levels by using rolling bodies, e.g. spheres, cylinders, mercury droplets
    • 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 plumb lines G01C15/10
    • 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
    • G01C9/36—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 of the spherical type, i.e. for indicating the level in all directions

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
  • Drawing Aids And Blackboards (AREA)
AU72449/91A 1990-02-10 1991-02-11 Attachable type protractor for measuring perpendicularity and horizontal level Abandoned AU7244991A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019900001631A KR910015838A (en) 1990-02-10 1990-02-10 Detachable protractor for vertical and horizontal measurement
KR901631 1990-02-10

Publications (1)

Publication Number Publication Date
AU7244991A true AU7244991A (en) 1991-09-03

Family

ID=19295973

Family Applications (1)

Application Number Title Priority Date Filing Date
AU72449/91A Abandoned AU7244991A (en) 1990-02-10 1991-02-11 Attachable type protractor for measuring perpendicularity and horizontal level

Country Status (3)

Country Link
KR (1) KR910015838A (en)
AU (1) AU7244991A (en)
WO (1) WO1991012492A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2303210A (en) * 1995-07-12 1997-02-12 Terry John Bacon Level device
EP0919786A1 (en) * 1997-12-01 1999-06-02 Stabila-Messgeräte Gustav Ullrich GmbH & Co.KG Spirit level
DE10157495A1 (en) * 2001-11-23 2003-06-05 Fruechtl Ralf Spirit level with suction fasteners, includes button-operated chamber connected to suction and sealing unit
US8302320B2 (en) 2011-04-01 2012-11-06 Black & Decker Inc. Tool assembly
CN203587101U (en) * 2013-05-08 2014-05-07 柳州铁道职业技术学院 Portable building slope detector
LU92510B1 (en) * 2014-08-01 2016-02-02 Lopes Antonio Domingos BUBBLE LEVEL WITH SUCTION CUPS
KR200487449Y1 (en) * 2017-06-28 2018-09-17 (주)에스비 Level
CN113324520A (en) * 2021-05-08 2021-08-31 安徽宏祥数控科技有限公司 Adsorption type levelness detection device assembled by machine tool metal plate shell
CN115993111B (en) * 2023-03-24 2023-06-13 滨州市博恒工程管理服务有限公司 Building engineering detection equipment based on leveling measurement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH157078A (en) * 1931-11-03 1932-09-15 May Paul Spirit level with inclinometer.
DE1952869A1 (en) * 1969-10-21 1971-04-29 Porsche Kg Measuring device, especially for checking the horizontal plane
DE2063365A1 (en) * 1970-12-23 1972-07-13 Kern, Heinz, 7762 Ludwigshafen Spirit level
DE3125510A1 (en) * 1981-06-29 1983-01-13 Stadtwerke Neu-Isenburg, 6078 Neu-Isenburg Levelling device, particularly box level

Also Published As

Publication number Publication date
WO1991012492A1 (en) 1991-08-22
KR910015838A (en) 1991-09-30

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