JPS5899712A - 傾斜角測定装置 - Google Patents

傾斜角測定装置

Info

Publication number
JPS5899712A
JPS5899712A JP19880081A JP19880081A JPS5899712A JP S5899712 A JPS5899712 A JP S5899712A JP 19880081 A JP19880081 A JP 19880081A JP 19880081 A JP19880081 A JP 19880081A JP S5899712 A JPS5899712 A JP S5899712A
Authority
JP
Japan
Prior art keywords
light
liquid surface
liquid
reflected
light beam
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
JP19880081A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0345322B2 (enrdf_load_stackoverflow
Inventor
Takashi Yokokura
横倉　隆
Tsuneo Sasaki
佐々木　恒夫
Masayuki Kondo
近藤　正之
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.)
Tokyo Optical Co Ltd
Original Assignee
Tokyo Optical Co Ltd
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 Tokyo Optical Co Ltd filed Critical Tokyo Optical Co Ltd
Priority to JP19880081A priority Critical patent/JPS5899712A/ja
Publication of JPS5899712A publication Critical patent/JPS5899712A/ja
Publication of JPH0345322B2 publication Critical patent/JPH0345322B2/ja
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
    • G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids

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)
  • Optical Transform (AREA)
JP19880081A 1981-12-09 1981-12-09 傾斜角測定装置 Granted JPS5899712A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19880081A JPS5899712A (ja) 1981-12-09 1981-12-09 傾斜角測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19880081A JPS5899712A (ja) 1981-12-09 1981-12-09 傾斜角測定装置

Publications (2)

Publication Number Publication Date
JPS5899712A true JPS5899712A (ja) 1983-06-14
JPH0345322B2 JPH0345322B2 (enrdf_load_stackoverflow) 1991-07-10

Family

ID=16397116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19880081A Granted JPS5899712A (ja) 1981-12-09 1981-12-09 傾斜角測定装置

Country Status (1)

Country Link
JP (1) JPS5899712A (enrdf_load_stackoverflow)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60205308A (ja) * 1984-03-30 1985-10-16 Asahi Optical Co Ltd 角度センサ−
JPS61108908A (ja) * 1984-10-31 1986-05-27 Asahi Optical Co Ltd 微小傾斜角検出装置
JPS61204515A (ja) * 1985-03-07 1986-09-10 Sotsukishiya:Kk 傾斜センサの誤差補正装置
JPS6214314U (enrdf_load_stackoverflow) * 1985-07-12 1987-01-28
US4666299A (en) * 1984-05-04 1987-05-19 Tokyo Kogaku Kikai Kabushiki Kaisha Inclination measuring apparatus having a prism with associated liquid container
JPS62274211A (ja) * 1986-05-23 1987-11-28 Sotsukishiya:Kk 傾斜角検出センサ
JPH01148813U (enrdf_load_stackoverflow) * 1988-04-01 1989-10-16
JPH02150707A (ja) * 1988-12-01 1990-06-11 Kyoto Pref Gov 水準器
US5513001A (en) * 1992-11-12 1996-04-30 Kabushiki Kaisha Topcon Tilt angle automatic compensator in all directions
JP2002286448A (ja) * 2001-03-28 2002-10-03 Topcon Corp 傾斜検出装置
EP1245926A3 (en) * 2001-03-28 2002-11-20 Kabushiki Kaisha TOPCON Laser sighting device comprising a tilt detecting device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5113358U (enrdf_load_stackoverflow) * 1974-07-17 1976-01-30

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5113358U (enrdf_load_stackoverflow) * 1974-07-17 1976-01-30

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60205308A (ja) * 1984-03-30 1985-10-16 Asahi Optical Co Ltd 角度センサ−
US4666299A (en) * 1984-05-04 1987-05-19 Tokyo Kogaku Kikai Kabushiki Kaisha Inclination measuring apparatus having a prism with associated liquid container
JPS61108908A (ja) * 1984-10-31 1986-05-27 Asahi Optical Co Ltd 微小傾斜角検出装置
JPS61204515A (ja) * 1985-03-07 1986-09-10 Sotsukishiya:Kk 傾斜センサの誤差補正装置
JPS6214314U (enrdf_load_stackoverflow) * 1985-07-12 1987-01-28
JPS62274211A (ja) * 1986-05-23 1987-11-28 Sotsukishiya:Kk 傾斜角検出センサ
JPH01148813U (enrdf_load_stackoverflow) * 1988-04-01 1989-10-16
JPH02150707A (ja) * 1988-12-01 1990-06-11 Kyoto Pref Gov 水準器
US5513001A (en) * 1992-11-12 1996-04-30 Kabushiki Kaisha Topcon Tilt angle automatic compensator in all directions
JP2002286448A (ja) * 2001-03-28 2002-10-03 Topcon Corp 傾斜検出装置
EP1245926A3 (en) * 2001-03-28 2002-11-20 Kabushiki Kaisha TOPCON Laser sighting device comprising a tilt detecting device

Also Published As

Publication number Publication date
JPH0345322B2 (enrdf_load_stackoverflow) 1991-07-10

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