SPIRIT LEVEL HAVING HORIZONTAL BUBBLE VIAL WITH IMPROVED BUBBLE VISIBILITY

Spirit levels including a horizontal bubble vial with improved bubble visibility for assisting user readability for leveling purposes. The improved bubble visibility is achieved by coloring a bubble's uppermost surface as perceived by a user. La présente invention concerne des niveaux à bulle c...

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Bibliographic Details
Main Authors HARARI, SHAHAR, PALATSHE, YOSSI, BEN-JOSEF, RAFI
Format Patent
LanguageEnglish
French
Published 17.06.2010
Subjects
GYROSCOPIC INSTRUMENTS
MEASURING
MEASURING DISTANCES, LEVELS OR BEARINGS
NAVIGATION
PHOTOGRAMMETRY OR VIDEOGRAMMETRY
PHYSICS
SURVEYING
TESTING
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Summary:Spirit levels including a horizontal bubble vial with improved bubble visibility for assisting user readability for leveling purposes. The improved bubble visibility is achieved by coloring a bubble's uppermost surface as perceived by a user. La présente invention concerne des niveaux à bulle comprenant une fiole à bulle horizontale présentant une visibilité améliorée de la bulle permettant de faciliter la lecture par l'utilisateur à des fins de mise de niveau. La visibilité améliorée de la bulle est obtenue par la coloration de la surface supérieure de la bulle perçue par un utilisateur.
Bibliography:Application Number: WO2009IL01184