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1. WO2004044524 - HIGH CONTRAST SPIRIT-LEVEL VIAL

Publication Number WO/2004/044524
Publication Date 27.05.2004
International Application No. PCT/IB2003/004391
International Filing Date 06.10.2003
IPC
G01C 9/26 2006.1
GPHYSICS
01MEASURING; TESTING
CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
9Measuring inclination, e.g. by clinometers, by levels
18by using liquids
24in closed containers partially filled with liquid so as to leave a gas bubble
26Details
CPC
G01C 9/26
GPHYSICS
01MEASURING; TESTING
CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
9Measuring inclination, e.g. by clinometers, by levels
18by using liquids
24in closed containers partially filled with liquid so as to leave a gas bubble
26Details
Applicants
  • COLOURED LEVEL LTD (AllExceptUS)
  • LANG, Joel [IL]/[IL] (UsOnly)
  • STOFFMAN, Assif [IL]/[IL] (UsOnly)
Inventors
  • LANG, Joel
  • STOFFMAN, Assif
Agents
  • PYERNIK, Moshe
Priority Data
10/354,16730.01.2003US
60/425,29712.11.2002US
60/495,13715.08.2003US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) HIGH CONTRAST SPIRIT-LEVEL VIAL
(FR) TUBE DE NIVEAU A BULLE D'AIR A FORT CONTRASTE
Abstract
(EN)
A spirit-level vial comprising a transparent vessel containing a globule of a first liquid suspended in a medium comprising a second liquid, wherein said transparent vessel is essentially completely filled by said medium, and wherein said globule is capable of moving freely through said medium in response to changes in the spatial orientation of said transparent vessel.
(FR)
L'invention concerne un tube de niveau à bulle d'air comprenant un contenant transparent contenant une gouttelette d'un premier liquide en suspension dans un milieu comprenant un second liquide. Le contenant transparent est essentiellement et complètement rempli dudit milieu, et ladite gouttelette peut se déplacer librement dans ledit milieu en réaction à des changements d'orientation spatiale du contenant transparent.
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