AU2386892A - Multiple bubble level - Google Patents

Multiple bubble level

Info

Publication number
AU2386892A
AU2386892A AU23868/92A AU2386892A AU2386892A AU 2386892 A AU2386892 A AU 2386892A AU 23868/92 A AU23868/92 A AU 23868/92A AU 2386892 A AU2386892 A AU 2386892A AU 2386892 A AU2386892 A AU 2386892A
Authority
AU
Australia
Prior art keywords
bubble level
multiple bubble
level
bubble
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
AU23868/92A
Inventor
Gerhard Ruh
Leo Ruh
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 AU2386892A publication Critical patent/AU2386892A/en
Abandoned 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
    • G01C9/26—Details
    • G01C9/32—Means for facilitating the observation of the position of the bubble, e.g. illuminating means
AU23868/92A 1991-09-04 1992-07-31 Multiple bubble level Abandoned AU2386892A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH2591/91 1991-09-04
CH259191 1991-09-04

Publications (1)

Publication Number Publication Date
AU2386892A true AU2386892A (en) 1993-04-05

Family

ID=4237227

Family Applications (1)

Application Number Title Priority Date Filing Date
AU23868/92A Abandoned AU2386892A (en) 1991-09-04 1992-07-31 Multiple bubble level

Country Status (2)

Country Link
AU (1) AU2386892A (en)
WO (1) WO1993005361A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2406379A (en) * 2003-09-29 2005-03-30 Nigel John Morgan Spirit level with illumination means
US7484307B2 (en) * 2006-10-16 2009-02-03 The Stanley Works Level with uninterrupted marking surface with high-visibility center vial
US10001371B2 (en) 2014-11-13 2018-06-19 Milwaukee Electric Tool Corporation Level

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4392184A (en) * 1981-02-20 1983-07-05 Hearold Owen E Illuminating method and apparatus for carpenter's or mechanic's levels
DE3120915A1 (en) * 1981-05-26 1983-03-31 Ernst 1000 Berlin Koch Spirit level with illuminated bubble levels
GB8902077D0 (en) * 1989-01-31 1989-03-22 Sheehan Brendan T Orientation testing device
DE4008039A1 (en) * 1990-03-14 1990-10-25 Roland Neubert Spirit level with illuminated or luminous bubble lens - has luminous measurement liquid or integral light source and batteries for good legibility under all conditions
US5020232A (en) * 1990-04-12 1991-06-04 Whiteford Carlton L Illuminated level

Also Published As

Publication number Publication date
WO1993005361A1 (en) 1993-03-18

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