NL8801678A - Hellingsmeter. - Google Patents

Hellingsmeter. Download PDF

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Publication number
NL8801678A
NL8801678A NL8801678A NL8801678A NL8801678A NL 8801678 A NL8801678 A NL 8801678A NL 8801678 A NL8801678 A NL 8801678A NL 8801678 A NL8801678 A NL 8801678A NL 8801678 A NL8801678 A NL 8801678A
Authority
NL
Netherlands
Prior art keywords
light
detecting
holder
detecting means
container
Prior art date
Application number
NL8801678A
Other languages
English (en)
Dutch (nl)
Original Assignee
Sopha Bodewes Geb Tunhau
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 Sopha Bodewes Geb Tunhau filed Critical Sopha Bodewes Geb Tunhau
Priority to NL8801678A priority Critical patent/NL8801678A/nl
Priority to ES198989201671T priority patent/ES2029552T3/es
Priority to AT89201671T priority patent/ATE72895T1/de
Priority to DE8989201671T priority patent/DE68900864D1/de
Priority to EP89201671A priority patent/EP0349074B1/en
Priority to PCT/NL1989/000052 priority patent/WO1990000247A1/en
Priority to AU38379/89A priority patent/AU635175B2/en
Priority to JP1507062A priority patent/JP2744100B2/ja
Priority to CA000604509A priority patent/CA1307929C/en
Priority to US07/383,740 priority patent/US4956922A/en
Publication of NL8801678A publication Critical patent/NL8801678A/nl
Priority to DK302090A priority patent/DK168835B1/da
Priority to GR920400294T priority 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)
NL8801678A 1988-07-01 1988-07-01 Hellingsmeter. NL8801678A (nl)

Priority Applications (12)

Application Number Priority Date Filing Date Title
NL8801678A NL8801678A (nl) 1988-07-01 1988-07-01 Hellingsmeter.
ES198989201671T ES2029552T3 (es) 1988-07-01 1989-06-23 Inclinometro.
AT89201671T ATE72895T1 (de) 1988-07-01 1989-06-23 Einrichtung zur neigungsmessung.
DE8989201671T DE68900864D1 (de) 1988-07-01 1989-06-23 Einrichtung zur neigungsmessung.
EP89201671A EP0349074B1 (en) 1988-07-01 1989-06-23 Inclination gauge
PCT/NL1989/000052 WO1990000247A1 (en) 1988-07-01 1989-06-26 Inclination gauge
AU38379/89A AU635175B2 (en) 1988-07-01 1989-06-26 Inclination gauge
JP1507062A JP2744100B2 (ja) 1988-07-01 1989-06-26 傾斜ゲージ
CA000604509A CA1307929C (en) 1988-07-01 1989-06-30 Inclination gauge
US07/383,740 US4956922A (en) 1988-07-01 1989-07-03 Bubble inclination gauge including a central shield for light-emitting and light-detecting means
DK302090A DK168835B1 (da) 1988-07-01 1990-12-20 Hældningsvinkelmåler, samt anvendelse af samme
GR920400294T GR3003903T3 (enExample) 1988-07-01 1992-02-27

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8801678A NL8801678A (nl) 1988-07-01 1988-07-01 Hellingsmeter.
NL8801678 1988-07-01

Publications (1)

Publication Number Publication Date
NL8801678A true NL8801678A (nl) 1990-02-01

Family

ID=19852559

Family Applications (1)

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

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5960881A (en) * 1997-04-22 1999-10-05 Jerry P. Allamon Downhole surge pressure reduction system and method of use

Families Citing this family (17)

* 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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5960881A (en) * 1997-04-22 1999-10-05 Jerry P. Allamon Downhole surge pressure reduction system and method of use

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
GR3003903T3 (enExample) 1993-03-16
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
CA1307929C (en) 1992-09-29

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
BT A notification was added to the application dossier and made available to the public
BV The patent application has lapsed