GR3003903T3 - - Google Patents

Info

Publication number
GR3003903T3
GR3003903T3 GR920400294T GR920400294T GR3003903T3 GR 3003903 T3 GR3003903 T3 GR 3003903T3 GR 920400294 T GR920400294 T GR 920400294T GR 920400294 T GR920400294 T GR 920400294T GR 3003903 T3 GR3003903 T3 GR 3003903T3
Authority
GR
Greece
Prior art keywords
light
detecting means
filled
light detecting
reservoir
Prior art date
Application number
GR920400294T
Other languages
Greek (el)
English (en)
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
Publication of GR3003903T3 publication Critical patent/GR3003903T3/el

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
    • G01C9/02—Details
    • G01C9/06—Electric or photoelectric indication or reading means
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S33/00—Geometrical instruments
    • Y10S33/03—Photoelectric

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Disintegrating Or Milling (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Body Structure For Vehicles (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Crushing And Grinding (AREA)
  • Measurement Of Radiation (AREA)
  • Measuring Fluid Pressure (AREA)
  • Steroid Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
GR920400294T 1988-07-01 1992-02-27 GR3003903T3 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8801678A NL8801678A (nl) 1988-07-01 1988-07-01 Hellingsmeter.

Publications (1)

Publication Number Publication Date
GR3003903T3 true GR3003903T3 (enExample) 1993-03-16

Family

ID=19852559

Family Applications (1)

Application Number Title Priority Date Filing Date
GR920400294T GR3003903T3 (enExample) 1988-07-01 1992-02-27

Country Status (12)

Country Link
US (1) US4956922A (enExample)
EP (1) EP0349074B1 (enExample)
JP (1) JP2744100B2 (enExample)
AT (1) ATE72895T1 (enExample)
AU (1) AU635175B2 (enExample)
CA (1) CA1307929C (enExample)
DE (1) DE68900864D1 (enExample)
DK (1) DK168835B1 (enExample)
ES (1) ES2029552T3 (enExample)
GR (1) GR3003903T3 (enExample)
NL (1) NL8801678A (enExample)
WO (1) WO1990000247A1 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8914863D0 (en) * 1989-06-28 1989-08-16 Wilson Ronald Level sensor
GB2254140B (en) * 1991-03-25 1995-01-25 Adam Hassanin Elghannam Electronic spirit level
FI931050A7 (fi) * 1993-03-09 1994-09-10 Milestone Oy Valvontalaite
NL9401712A (nl) * 1994-10-17 1996-06-03 Thomas Quirinus Maria Preijde Oefenapparaat voor evenwichtscoördinatie.
DE19604255C2 (de) * 1996-02-06 2000-07-13 Telefunken Microelectron Vorrichtung zur optischen Erfassung beschleunigungs- und/oder neigungsbedingter Bewegungen eines Körpers in einem Medium
US5836081A (en) * 1996-05-29 1998-11-17 Charles F. Schroeder Light beam leveling means and method
US5761818A (en) * 1996-05-31 1998-06-09 Evan L. Hopkins Digital inclinometer
US5794355A (en) * 1996-06-03 1998-08-18 Gateway 2000, Inc. Rotationally actuated position sensor
JP3793315B2 (ja) * 1997-02-21 2006-07-05 株式会社トプコン 傾斜検出装置
US5960881A (en) * 1997-04-22 1999-10-05 Jerry P. Allamon Downhole surge pressure reduction system and method of use
US6343422B1 (en) 1999-05-31 2002-02-05 Kabushiki Kaisha Topcon Tilt angel measuring device
TW479809U (en) * 2001-06-13 2002-03-11 Sue-Zeng Yang Photoelectronic tilt angle sensing device
US6851200B2 (en) * 2003-03-14 2005-02-08 Hopkins Manufacturing Corporation Reflecting lighted level
US7350305B2 (en) * 2006-02-21 2008-04-01 Molitech Corporation Laser activated audible signal emitting leveler
DE102006056072B3 (de) * 2006-11-28 2008-03-06 Sartorius Ag Neigungssensor mit optoelektronischer Libelle
DE102008041032A1 (de) * 2008-08-06 2010-02-11 Hilti Aktiengesellschaft Neigungsdetektorvorrichtung mit geschlossenem optischen Pfad
CN105333862B (zh) * 2014-08-08 2018-05-25 梅特勒-托利多仪器（上海）有限公司 测量水准泡气泡位置的设备和方法及包含该设备的水准泡
TWI673477B (zh) * 2018-06-26 2019-10-01 晶翔機電股份有限公司 表面斜度鑑別裝置及其鑑別方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE157934C (enExample) *
US3172212A (en) * 1962-05-07 1965-03-09 Jesse W Densch Carpenter's level
US3324564A (en) * 1963-04-01 1967-06-13 Randall J Wright Level with electrically responsive instrument
US3371424A (en) * 1965-03-25 1968-03-05 Northern Electric Co Reference attitude indicating device
US4164077A (en) * 1978-07-07 1979-08-14 Hopkins Manufacturing Corporation Level indicating devices
US4484393A (en) * 1983-08-29 1984-11-27 Lafreniere Dennis M Illuminated spirit level
JPS60252215A (ja) * 1984-05-30 1985-12-12 Saburo Sugawara 光電気泡管式傾斜計
US4590680A (en) * 1984-06-13 1986-05-27 Technical Designs Incorporated Electronic inclination sensing device
US4625423A (en) * 1985-09-24 1986-12-02 Sackett Robert R Electronic inclination gauge
US4827624A (en) * 1987-07-30 1989-05-09 Zircon International, Inc. Electronic level
CA1314706C (en) * 1988-08-02 1993-03-23 Kikuo Shimura Inclination angle detector
AU3536289A (en) * 1989-05-05 1990-11-29 Metrum Oy Procedure and device for the detection of direction or angle

Also Published As

Publication number Publication date
JPH03505484A (ja) 1991-11-28
AU3837989A (en) 1990-01-23
ATE72895T1 (de) 1992-03-15
DK168835B1 (da) 1994-06-20
ES2029552T3 (es) 1992-08-16
DK302090A (da) 1991-01-29
WO1990000247A1 (en) 1990-01-11
EP0349074A1 (en) 1990-01-03
EP0349074B1 (en) 1992-02-26
DK302090D0 (da) 1990-12-20
JP2744100B2 (ja) 1998-04-28
AU635175B2 (en) 1993-03-11
DE68900864D1 (de) 1992-04-02
US4956922A (en) 1990-09-18
NL8801678A (nl) 1990-02-01
CA1307929C (en) 1992-09-29

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