FR2480934A1 - Dispositif pour la mesure dynamique des inclinaisons - Google Patents

Dispositif pour la mesure dynamique des inclinaisons Download PDF

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Publication number
FR2480934A1
FR2480934A1 FR8108069A FR8108069A FR2480934A1 FR 2480934 A1 FR2480934 A1 FR 2480934A1 FR 8108069 A FR8108069 A FR 8108069A FR 8108069 A FR8108069 A FR 8108069A FR 2480934 A1 FR2480934 A1 FR 2480934A1
Authority
FR
France
Prior art keywords
light source
fiber
light
detector
detector means
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.)
Granted
Application number
FR8108069A
Other languages
English (en)
French (fr)
Other versions
FR2480934B1 (de
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
Priority claimed from SE8101381A external-priority patent/SE448918B/sv
Application filed by Individual filed Critical Individual
Publication of FR2480934A1 publication Critical patent/FR2480934A1/fr
Application granted granted Critical
Publication of FR2480934B1 publication Critical patent/FR2480934B1/fr
Granted 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
    • G01C9/12—Measuring inclination, e.g. by clinometers, by levels by using a single pendulum
    • G01C9/14—Measuring inclination, e.g. by clinometers, by levels by using a single pendulum movable in more than one direction
    • 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
    • G01C9/02—Details
    • G01C9/06—Electric or photoelectric indication or reading means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Spectrometry And Color Measurement (AREA)
FR8108069A 1980-04-22 1981-04-21 Dispositif pour la mesure dynamique des inclinaisons Granted FR2480934A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8002997 1980-04-22
SE8101381A SE448918B (sv) 1980-04-22 1981-03-03 Anordning for dynamisk metning av lutning i forhallande till lodlinjen

Publications (2)

Publication Number Publication Date
FR2480934A1 true FR2480934A1 (fr) 1981-10-23
FR2480934B1 FR2480934B1 (de) 1984-11-16

Family

ID=26657548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8108069A Granted FR2480934A1 (fr) 1980-04-22 1981-04-21 Dispositif pour la mesure dynamique des inclinaisons

Country Status (8)

Country Link
AU (1) AU537772B2 (de)
CA (1) CA1156828A (de)
DE (1) DE3115838C2 (de)
DK (1) DK150079C (de)
FI (1) FI811026L (de)
FR (1) FR2480934A1 (de)
GB (1) GB2074315B (de)
NO (1) NO156544C (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4627172A (en) * 1984-08-17 1986-12-09 Innovation Associates Inclinometer having two degrees of freedom
US4812654A (en) * 1986-12-29 1989-03-14 The Charles Stark Draper Laboratory, Inc. Two-axis quartz fiber passive tilt meter
CH674574A5 (de) * 1988-03-30 1990-06-15 Industrieorientierte Forsch
DE3932053A1 (de) * 1989-09-26 1991-04-04 Rheinische Braunkohlenw Ag Verfahren und vorrichtung zur messung von boeschungsbewegungen
US11059502B1 (en) 2020-07-09 2021-07-13 Bnsf Railway Company Avalanche slide detection system and method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3657551A (en) * 1969-06-23 1972-04-18 Bolinder Munktell System for sensing and indicating the set inclination of an object

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE141501C1 (de) * 1950-10-13 1953-08-04
US3324564A (en) * 1963-04-01 1967-06-13 Randall J Wright Level with electrically responsive instrument
US3602037A (en) * 1969-07-09 1971-08-31 Franklin D Neu Apparatus for measuring minute deflections

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3657551A (en) * 1969-06-23 1972-04-18 Bolinder Munktell System for sensing and indicating the set inclination of an object

Also Published As

Publication number Publication date
AU6937281A (en) 1981-10-29
DE3115838A1 (de) 1982-02-18
FI811026A7 (fi) 1981-10-23
GB2074315B (en) 1983-10-19
CA1156828A (en) 1983-11-15
AU537772B2 (en) 1984-07-12
GB2074315A (en) 1981-10-28
NO156544B (no) 1987-06-29
DK176281A (da) 1981-10-23
NO156544C (no) 1987-10-07
FI811026L (fi) 1981-10-23
FR2480934B1 (de) 1984-11-16
DK150079C (da) 1987-07-13
DE3115838C2 (de) 1984-02-23
NO811242L (no) 1981-10-23
DK150079B (da) 1986-12-01

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Legal Events

Date Code Title Description
ST Notification of lapse