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FR1053926A - Niveau de précision à bulle d'air - Google Patents
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FR1053926A - Niveau de précision à bulle d'air - Google Patents

Niveau de précision à bulle d'air

Info

Publication number
FR1053926A
FR1053926A FR1053926DA FR1053926A FR 1053926 A FR1053926 A FR 1053926A FR 1053926D A FR1053926D A FR 1053926DA FR 1053926 A FR1053926 A FR 1053926A
Authority
FR
France
Prior art keywords
bubble level
precision bubble
precision
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.)
Expired
Application number
Other languages
English (en)
Inventor
Paul-Marcel Ducourret
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 filed Critical
Application granted granted Critical
Publication of FR1053926A publication Critical patent/FR1053926A/fr
Expired 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
    • G01C9/34—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 tubular type, i.e. for indicating the level in one direction only

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR1053926D 1951-08-13 1951-08-13 Niveau de précision à bulle d'air Expired FR1053926A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1053926T 1951-08-13

Publications (1)

Publication Number Publication Date
FR1053926A true FR1053926A (fr) 1954-02-05

Family

ID=9596190

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1053926D Expired FR1053926A (fr) 1951-08-13 1951-08-13 Niveau de précision à bulle d'air

Country Status (1)

Country Link
FR (1) FR1053926A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000672A1 (fr) * 1978-03-01 1979-09-06 Wyler Ag Niveau a bulle d'air
US4848003A (en) * 1982-04-05 1989-07-18 California Institute Of Technology Positioning device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000672A1 (fr) * 1978-03-01 1979-09-06 Wyler Ag Niveau a bulle d'air
US4848003A (en) * 1982-04-05 1989-07-18 California Institute Of Technology Positioning device

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