DE202012101430U1 - Nivellierinstrument - Google Patents

Nivellierinstrument Download PDF

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Publication number
DE202012101430U1
DE202012101430U1 DE201220101430 DE202012101430U DE202012101430U1 DE 202012101430 U1 DE202012101430 U1 DE 202012101430U1 DE 201220101430 DE201220101430 DE 201220101430 DE 202012101430 U DE202012101430 U DE 202012101430U DE 202012101430 U1 DE202012101430 U1 DE 202012101430U1
Authority
DE
Germany
Prior art keywords
light
tube level
emitting element
bubble
photoelectric elements
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.)
Expired - Lifetime
Application number
DE201220101430
Other languages
German (de)
English (en)
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.)
Chevron HK Ltd
Original Assignee
Chevron HK 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 Chevron HK Ltd filed Critical Chevron HK Ltd
Publication of DE202012101430U1 publication Critical patent/DE202012101430U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Toys (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE201220101430 2011-04-22 2012-04-18 Nivellierinstrument Expired - Lifetime DE202012101430U1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2011101011550A CN102749069A (zh) 2011-04-22 2011-04-22 安平装置
CN201110101155.0 2011-04-22

Publications (1)

Publication Number Publication Date
DE202012101430U1 true DE202012101430U1 (de) 2012-08-28

Family

ID=46935995

Family Applications (1)

Application Number Title Priority Date Filing Date
DE201220101430 Expired - Lifetime DE202012101430U1 (de) 2011-04-22 2012-04-18 Nivellierinstrument

Country Status (3)

Country Link
CN (1) CN102749069A (fr)
DE (1) DE202012101430U1 (fr)
FR (1) FR2974411B3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107479356B (zh) * 2017-08-22 2020-02-14 蓝思科技（长沙）有限公司 电子设备、曲面镜片及其加工方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5953116A (en) 1997-02-21 1999-09-14 Kabushiki Kaisha Topcon Tilt detecting device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4237953C1 (de) * 1992-11-11 1994-06-09 Bodenseewerk Geraetetech Neigungssensor mit optischem Abgriff
JPH10197241A (ja) * 1997-01-09 1998-07-31 Asahi Optical Co Ltd 傾斜センサの密閉容器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5953116A (en) 1997-02-21 1999-09-14 Kabushiki Kaisha Topcon Tilt detecting device

Also Published As

Publication number Publication date
CN102749069A (zh) 2012-10-24
FR2974411A3 (fr) 2012-10-26
FR2974411B3 (fr) 2013-06-14

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Legal Events

Date Code Title Description
R082 Change of representative

Representative=s name: PATENTANWAELTE CANZLER & BERGMEIER PARTNERSCHA, DE

Representative=s name: CANZLER & BERGMEIER PATENTANWAELTE, DE

R207 Utility model specification

Effective date: 20121018

R150 Utility model maintained after payment of first maintenance fee after three years
R150 Utility model maintained after payment of first maintenance fee after three years

Effective date: 20150428

R151 Utility model maintained after payment of second maintenance fee after six years
R158 Lapse of ip right after 8 years