JP5378259B2 - 電子レベル - Google Patents
電子レベル Download PDFInfo
- Publication number
- JP5378259B2 JP5378259B2 JP2010027514A JP2010027514A JP5378259B2 JP 5378259 B2 JP5378259 B2 JP 5378259B2 JP 2010027514 A JP2010027514 A JP 2010027514A JP 2010027514 A JP2010027514 A JP 2010027514A JP 5378259 B2 JP5378259 B2 JP 5378259B2
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- JP
- Japan
- Prior art keywords
- value
- height
- scale
- reading
- electronic level
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
- G01C15/004—Reference lines, planes or sectors
- G01C15/006—Detectors therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/02—Means for marking measuring points
- G01C15/06—Surveyors' staffs; Movable markers
-
- 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
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)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Description
Lθ=L0/sinθ (1)
L1>L2 かつ L2<L3 (2)
L<L1−L2<H (3)
L<L3−L2<H (4)
t2−t1<ΔT かつ t3−t2<Δt (5)
|(t2−t1)−(t3−t2)|<δt (6)
2 標尺
Lθ 標尺の傾斜角θのときの高さ読取値
Claims (5)
- 前後に揺動させている標尺の目盛を所定周期で読んで高さ読取値を記憶する標尺読み込み手段と、該標尺読み込み手段で読み込んだ高さ読取値を時間に関する多項式で近似する近似関数決定手段と、該近似関数決定手段で近似した多項式の最小値を高さ測定値とする測定値算出手段とを備えた電子レベル。
- 前後に揺動させている標尺の目盛を読んで高さ読取値を記憶するとともに、そのときの時刻を記憶する標尺読み込み手段と、該標尺読み込み手段で読み込んだ高さ読取値を時間に関する多項式で近似する近似関数決定手段と、該近似関数決定手段で近似した多項式の最小値を高さ測定値とする測定値算出手段とを備えた電子レベル。
- 前記多項式が二次関数である請求項1又は2に記載の電子レベル。
- 前記高さ測定値を複数個得て平均値を算出する平均値算出手段を備えた請求項1、2又は3に記載の電子レベル。
- 前記高さ測定値の分散も算出して、前記分散が所定値以上の場合は、前記平均値をエラーとする平均値判定手段を備えた請求項4に記載の電子レベル。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010027514A JP5378259B2 (ja) | 2010-02-10 | 2010-02-10 | 電子レベル |
EP10845763.1A EP2535683B1 (en) | 2010-02-10 | 2010-03-24 | Electronic level |
PCT/JP2010/055066 WO2011099171A1 (ja) | 2010-02-10 | 2010-03-24 | 電子レベル |
CN201080057615.8A CN102667401B (zh) | 2010-02-10 | 2010-03-24 | 电子水平仪 |
US13/519,659 US9175958B2 (en) | 2010-02-10 | 2010-03-24 | Electronic level |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010027514A JP5378259B2 (ja) | 2010-02-10 | 2010-02-10 | 電子レベル |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2011163960A JP2011163960A (ja) | 2011-08-25 |
JP2011163960A5 JP2011163960A5 (ja) | 2012-12-20 |
JP5378259B2 true JP5378259B2 (ja) | 2013-12-25 |
Family
ID=44367468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010027514A Active JP5378259B2 (ja) | 2010-02-10 | 2010-02-10 | 電子レベル |
Country Status (5)
Country | Link |
---|---|
US (1) | US9175958B2 (ja) |
EP (1) | EP2535683B1 (ja) |
JP (1) | JP5378259B2 (ja) |
CN (1) | CN102667401B (ja) |
WO (1) | WO2011099171A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6994971B2 (ja) * | 2018-02-09 | 2022-01-14 | 株式会社トプコン | 電子レベル |
CN113720301A (zh) * | 2021-07-21 | 2021-11-30 | 中铁一局集团铁路建设有限公司 | 基于可智能处理塔尺高度数据水准仪系统的高度检测方法 |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1428669A (en) * | 1921-01-29 | 1922-09-12 | John D Watson | Stadia-rod attachment |
US4023908A (en) * | 1974-07-29 | 1977-05-17 | Sanders Associates, Inc. | Direction determining method and apparatus |
US3970391A (en) * | 1974-07-29 | 1976-07-20 | Sanders Associates, Inc. | Direction determining method and apparatus |
US4030832A (en) * | 1975-02-10 | 1977-06-21 | Spectra-Physics, Inc. | Automatic grade rod and method of operation |
CH676043A5 (ja) * | 1983-12-30 | 1990-11-30 | Wild Leitz Ag | |
DE3506304C1 (de) * | 1985-02-22 | 1986-04-10 | Harms, Paul G., 6253 Hadamar | Optoelektronischer Messempfaenger und Verfahren zum Steuern des optoelektronischen Messempfaengers |
JPH07311036A (ja) * | 1994-05-18 | 1995-11-28 | Yasumichi Sakakibara | 一人で高さと距離と角度を測量するレーザーレベル受光 棒の傾き誤差を無くす方法 |
DE4438759C1 (de) * | 1994-10-29 | 1995-11-02 | Leica Ag Heerbrugg Ch Niederla | Verfahren zur Bestimmung des Kippwinkels von codierten Nivellierlatten |
CN1090755C (zh) * | 1997-02-03 | 2002-09-11 | 株式会社索佳 | 电子水准仪 |
JP3795190B2 (ja) * | 1997-07-11 | 2006-07-12 | 株式会社ソキア | 電子レベル |
JP3789625B2 (ja) * | 1997-12-19 | 2006-06-28 | 株式会社ソキア | 電子レベル用標尺及び電子レベル |
US6671058B1 (en) * | 1998-03-23 | 2003-12-30 | Leica Geosystems Ag | Method for determining the position and rotational position of an object |
JP2000266540A (ja) * | 1999-03-17 | 2000-09-29 | Topcon Corp | 電子レベル |
DE19948705A1 (de) * | 1999-10-09 | 2001-04-12 | Zeiss Carl Jena Gmbh | Absteckvorrichtung |
JP2002039750A (ja) * | 2000-07-19 | 2002-02-06 | Asahi Precision Co Ltd | 自動測量システム |
US6960749B1 (en) * | 2000-08-01 | 2005-11-01 | Sokkia Co., Ltd. | Automatic focusing mechanism for mounting on measuring device |
WO2002010681A1 (de) * | 2000-08-01 | 2002-02-07 | Mirko Essling | Messanordnung und messverfahren zur entfernungs- und/oder positionsbestimmung |
CN100565102C (zh) * | 2001-10-26 | 2009-12-02 | 株式会社拓普康 | 电子水平仪 |
EP1593935A1 (en) * | 2004-05-06 | 2005-11-09 | Leica Geosystems AG | Levelling rod, level determining apparatus for said rod and level determining method |
US7788815B2 (en) * | 2005-01-18 | 2010-09-07 | Wilkinson & Associates | Prism pole with direct readout |
US7373725B1 (en) * | 2005-10-20 | 2008-05-20 | Laserline Mfg., Inc. | Surveying systems and methods for detecting and measuring changes in elevation |
CN101715542B (zh) * | 2007-05-23 | 2012-09-05 | 特里伯耶拿有限公司 | 找平设备和方法 |
JP5530873B2 (ja) * | 2010-09-13 | 2014-06-25 | 株式会社 ソキア・トプコン | 電子レベル及び電子レベル用標尺 |
US8539685B2 (en) * | 2011-01-20 | 2013-09-24 | Trimble Navigation Limited | Integrated surveying and leveling |
JP5829848B2 (ja) * | 2011-07-04 | 2015-12-09 | 株式会社トプコン | 電子レベル用標尺 |
US8826553B2 (en) * | 2012-04-20 | 2014-09-09 | Trimble Navigation Limited | Layout equipment and layout method |
US9255798B2 (en) * | 2013-06-10 | 2016-02-09 | Keith Kahlow | Survey device |
-
2010
- 2010-02-10 JP JP2010027514A patent/JP5378259B2/ja active Active
- 2010-03-24 EP EP10845763.1A patent/EP2535683B1/en active Active
- 2010-03-24 US US13/519,659 patent/US9175958B2/en active Active
- 2010-03-24 CN CN201080057615.8A patent/CN102667401B/zh active Active
- 2010-03-24 WO PCT/JP2010/055066 patent/WO2011099171A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN102667401B (zh) | 2014-12-03 |
CN102667401A (zh) | 2012-09-12 |
WO2011099171A1 (ja) | 2011-08-18 |
EP2535683A4 (en) | 2014-03-19 |
JP2011163960A (ja) | 2011-08-25 |
US20120285027A1 (en) | 2012-11-15 |
US9175958B2 (en) | 2015-11-03 |
EP2535683A1 (en) | 2012-12-19 |
EP2535683B1 (en) | 2015-07-01 |
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