FR2368694A1 - Appareil de detection de limite d'inclinaison - Google Patents

Appareil de detection de limite d'inclinaison

Info

Publication number
FR2368694A1
FR2368694A1 FR7726849A FR7726849A FR2368694A1 FR 2368694 A1 FR2368694 A1 FR 2368694A1 FR 7726849 A FR7726849 A FR 7726849A FR 7726849 A FR7726849 A FR 7726849A FR 2368694 A1 FR2368694 A1 FR 2368694A1
Authority
FR
France
Prior art keywords
vial
detection device
limit detection
tilt limit
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.)
Withdrawn
Application number
FR7726849A
Other languages
English (en)
Inventor
Emanuel Emil Beer
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.)
Singer Co
Original Assignee
Singer Co
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 by Singer Co filed Critical Singer Co
Publication of FR2368694A1 publication Critical patent/FR2368694A1/fr
Withdrawn legal-status Critical Current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
    • 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

Abstract

a. Appareil de détection de limite d'inclinaison. b. Il comprend une fiole de forme allongée remplie d'un liquide opaque contenant une bulle et des ensembles de source lumineuse-photo-transistor disposés à chaque extrémité et alignés pour entrecouper la bulle lorsque la fiole est inclinée. La section droite de la fiole est telle que les axes optiques entre les sources lumineuses et les photo-transistors entrecoupent la fiole à un angle qui approche au moins de 90 degrés . c. Application : pour véhicules, plate-formes, etc.
FR7726849A 1976-10-22 1977-09-05 Appareil de detection de limite d'inclinaison Withdrawn FR2368694A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/734,906 US4110609A (en) 1976-10-22 1976-10-22 Tilt limiting detecting apparatus

Publications (1)

Publication Number Publication Date
FR2368694A1 true FR2368694A1 (fr) 1978-05-19

Family

ID=24953534

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7726849A Withdrawn FR2368694A1 (fr) 1976-10-22 1977-09-05 Appareil de detection de limite d'inclinaison

Country Status (9)

Country Link
US (1) US4110609A (fr)
JP (1) JPS5353355A (fr)
CA (1) CA1073078A (fr)
DE (1) DE2741411A1 (fr)
FR (1) FR2368694A1 (fr)
GB (1) GB1528445A (fr)
IL (1) IL51979A0 (fr)
NO (1) NO773524L (fr)
SE (1) SE7706139L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993015377A1 (fr) * 1992-01-22 1993-08-05 Raytec Ag Appareil de mesure

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH621192A5 (fr) * 1978-02-06 1981-01-15 Siemens Ag Albis
AT378059B (de) * 1982-03-01 1985-06-10 Skidata Gmbh Anordnung zum pruefen einer libelle
US4496836A (en) * 1982-06-29 1985-01-29 The United States Of America As Represented By The United States Department Of Energy Device for identifying a circumferential position
US4516329A (en) * 1983-09-02 1985-05-14 Dilcox Warren L Electronic level device
US4536967A (en) * 1984-01-09 1985-08-27 Spectron Glass And Electronics, Incorporated Tilt sensor and method of assembly
US4590680A (en) * 1984-06-13 1986-05-27 Technical Designs Incorporated Electronic inclination sensing device
JPH0453531Y2 (fr) * 1985-07-12 1992-12-16
US4827624A (en) * 1987-07-30 1989-05-09 Zircon International, Inc. Electronic level
US4942668A (en) * 1988-05-11 1990-07-24 Zircon International, Inc. Digital inclinometer
SE463231B (sv) * 1988-06-15 1990-10-22 Rune Sundberg Givare foer maetning av lutningsvinkel,vinkellaege och laege
US4922095A (en) * 1989-05-11 1990-05-01 Conoco Inc. Method and apparatus for sensing disturbance using fiber-optic polarization rotation
DE3930228A1 (de) * 1989-09-11 1991-03-14 Bodenseewerk Geraetetech Lotsensor
US5005308A (en) * 1989-12-22 1991-04-09 Parks William K Tilt indicator for firearm scopes
CH680019A5 (fr) * 1990-03-27 1992-05-29 Ammann Lasertechnik
US5761818A (en) * 1996-05-31 1998-06-09 Evan L. Hopkins Digital inclinometer
US6978569B2 (en) * 2001-10-03 2005-12-27 Long-Shot Products, Ltd. Tilt indicator for firearms
CA2524065C (fr) * 2003-04-28 2010-10-12 Howard R. Labowski Dispositif de visee
US20050178017A1 (en) * 2004-02-17 2005-08-18 Chao-Chi Huang Non-contact electronic level
US7322118B2 (en) * 2004-09-03 2008-01-29 Quarton, Inc. Non-contact electronic level
US7370429B2 (en) * 2006-08-29 2008-05-13 Hall Floyd E Integrated electronic level device
US8519861B2 (en) 2010-09-20 2013-08-27 Black & Decker Inc. Tool system with mount configured to be removably coupled to a surface
WO2019143666A1 (fr) * 2018-01-16 2019-07-25 Clark Carl M Dispositif de sécurité en cas de basculement de véhicule fsisant appel à un niveau d'arc circulaire
US10539084B2 (en) 2014-11-18 2020-01-21 Carl M. Clark Vehicle rollover safety device utilizing a circular arc level
JP6650727B2 (ja) * 2015-10-20 2020-02-19 株式会社トプコン 傾斜角測定装置
JP6650726B2 (ja) 2015-10-20 2020-02-19 株式会社トプコン 測定装置
CN205843663U (zh) * 2016-03-22 2016-12-28 沈向安 新型水平仪
US10545009B1 (en) * 2016-11-21 2020-01-28 Tom Bartak Anti-cant indicator
DE102021107502A1 (de) 2021-03-25 2022-09-29 Turck Holding Gmbh Neigungssensor mit Nulllagenindikation

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH246291A (fr) * 1943-02-23 1946-12-31 Vickers Armstrongs Ltd Procédé de commande d'au moins une cellule photo-électrique et appareil pour la mise en oeuvre de ce procédé.
US3371424A (en) * 1965-03-25 1968-03-05 Northern Electric Co Reference attitude indicating device
US3813556A (en) * 1972-04-27 1974-05-28 Singer Co Tilt limit detecting apparatus
DE2403909A1 (de) * 1974-01-28 1975-08-14 Cornelius Leonard Gooley Orientierungs-anzeigevorrichtung
FR2292953A1 (fr) * 1974-11-27 1976-06-25 Hughes Aircraft Co Detecteur optique d'horizontalite

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3204233A (en) * 1961-10-18 1965-08-31 William F Olliff Slope indicator
US3324564A (en) * 1963-04-01 1967-06-13 Randall J Wright Level with electrically responsive instrument
US3863067A (en) * 1972-07-24 1975-01-28 Cornelius Leonard Gooley Orientation indicating apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH246291A (fr) * 1943-02-23 1946-12-31 Vickers Armstrongs Ltd Procédé de commande d'au moins une cellule photo-électrique et appareil pour la mise en oeuvre de ce procédé.
US3371424A (en) * 1965-03-25 1968-03-05 Northern Electric Co Reference attitude indicating device
US3813556A (en) * 1972-04-27 1974-05-28 Singer Co Tilt limit detecting apparatus
DE2403909A1 (de) * 1974-01-28 1975-08-14 Cornelius Leonard Gooley Orientierungs-anzeigevorrichtung
FR2292953A1 (fr) * 1974-11-27 1976-06-25 Hughes Aircraft Co Detecteur optique d'horizontalite

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993015377A1 (fr) * 1992-01-22 1993-08-05 Raytec Ag Appareil de mesure

Also Published As

Publication number Publication date
US4110609A (en) 1978-08-29
NO773524L (no) 1978-04-25
IL51979A0 (en) 1977-06-30
CA1073078A (fr) 1980-03-04
SE7706139L (sv) 1978-04-23
GB1528445A (en) 1978-10-11
DE2741411A1 (de) 1978-04-27
JPS5353355A (en) 1978-05-15

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Legal Events

Date Code Title Description
ST Notification of lapse