JPS58168911A - 節電装置付軌道用水準器 - Google Patents

節電装置付軌道用水準器

Info

Publication number
JPS58168911A
JPS58168911A JP5104582A JP5104582A JPS58168911A JP S58168911 A JPS58168911 A JP S58168911A JP 5104582 A JP5104582 A JP 5104582A JP 5104582 A JP5104582 A JP 5104582A JP S58168911 A JPS58168911 A JP S58168911A
Authority
JP
Japan
Prior art keywords
level
track
light
liquid crystal
output
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
JP5104582A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0432325B2 (enrdf_load_stackoverflow
Inventor
Masateru Nagakura
長倉　征輝
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.)
Shibaura Mechatronics Corp
Original Assignee
Shibaura Engineering Works 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 Shibaura Engineering Works Co Ltd filed Critical Shibaura Engineering Works Co Ltd
Priority to JP5104582A priority Critical patent/JPS58168911A/ja
Publication of JPS58168911A publication Critical patent/JPS58168911A/ja
Publication of JPH0432325B2 publication Critical patent/JPH0432325B2/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
    • G01C9/02—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)
  • Machines For Laying And Maintaining Railways (AREA)
JP5104582A 1982-03-31 1982-03-31 節電装置付軌道用水準器 Granted JPS58168911A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5104582A JPS58168911A (ja) 1982-03-31 1982-03-31 節電装置付軌道用水準器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5104582A JPS58168911A (ja) 1982-03-31 1982-03-31 節電装置付軌道用水準器

Publications (2)

Publication Number Publication Date
JPS58168911A true JPS58168911A (ja) 1983-10-05
JPH0432325B2 JPH0432325B2 (enrdf_load_stackoverflow) 1992-05-29

Family

ID=12875827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5104582A Granted JPS58168911A (ja) 1982-03-31 1982-03-31 節電装置付軌道用水準器

Country Status (1)

Country Link
JP (1) JPS58168911A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999028705A1 (en) * 1997-12-02 1999-06-10 Matsushita Electric Industrial Co., Ltd. Tilt angle sensor
CN102741479A (zh) * 2009-12-07 2012-10-17 埃伯动力公司 用于确定轨道的无应力温度和/或轨道阻力的方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376846U (enrdf_load_stackoverflow) * 1976-11-29 1978-06-27
JPS5483207A (en) * 1977-12-14 1979-07-03 Shibaura Eng Works Ltd Device for detecting level of track leveler
JPS54135562A (en) * 1978-04-13 1979-10-20 Itsuo Takeshita Digital display system tilt angle measuring instrument

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376846U (enrdf_load_stackoverflow) * 1976-11-29 1978-06-27
JPS5483207A (en) * 1977-12-14 1979-07-03 Shibaura Eng Works Ltd Device for detecting level of track leveler
JPS54135562A (en) * 1978-04-13 1979-10-20 Itsuo Takeshita Digital display system tilt angle measuring instrument

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999028705A1 (en) * 1997-12-02 1999-06-10 Matsushita Electric Industrial Co., Ltd. Tilt angle sensor
US6399941B1 (en) 1997-12-02 2002-06-04 Matsushita Electric Industrial, Co., Ltd. Inclination angle sensor
CN102741479A (zh) * 2009-12-07 2012-10-17 埃伯动力公司 用于确定轨道的无应力温度和/或轨道阻力的方法

Also Published As

Publication number Publication date
JPH0432325B2 (enrdf_load_stackoverflow) 1992-05-29

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