FR948680A - Gyroscopic vertical indicator and recorder - Google Patents

Gyroscopic vertical indicator and recorder

Info

Publication number
FR948680A
FR948680A FR948680DA FR948680A FR 948680 A FR948680 A FR 948680A FR 948680D A FR948680D A FR 948680DA FR 948680 A FR948680 A FR 948680A
Authority
FR
France
Prior art keywords
recorder
vertical indicator
gyroscopic
gyroscopic vertical
indicator
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
French (fr)
Inventor
Bernard-Louis-Yves Dubuisson
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 FR948680A publication Critical patent/FR948680A/en
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
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/02—Rotary gyroscopes
    • G01C19/04—Details
    • G01C19/32—Indicating or recording means specially adapted for rotary gyroscopes
FR948680D 1947-07-01 1947-07-01 Gyroscopic vertical indicator and recorder Expired FR948680A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR948680T 1947-07-01

Publications (1)

Publication Number Publication Date
FR948680A true FR948680A (en) 1949-08-08

Family

ID=9474132

Family Applications (1)

Application Number Title Priority Date Filing Date
FR948680D Expired FR948680A (en) 1947-07-01 1947-07-01 Gyroscopic vertical indicator and recorder

Country Status (1)

Country Link
FR (1) FR948680A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2968228A (en) * 1955-12-02 1961-01-17 Photogrammetry Inc Zenith and level recording camera and level

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2968228A (en) * 1955-12-02 1961-01-17 Photogrammetry Inc Zenith and level recording camera and level

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