ZA757735B - Position indicating system - Google Patents

Position indicating system

Info

Publication number
ZA757735B
ZA757735B ZA757735A ZA757735A ZA757735B ZA 757735 B ZA757735 B ZA 757735B ZA 757735 A ZA757735 A ZA 757735A ZA 757735 A ZA757735 A ZA 757735A ZA 757735 B ZA757735 B ZA 757735B
Authority
ZA
South Africa
Prior art keywords
position indicating
indicating system
indicating
Prior art date
Application number
ZA757735A
Other languages
English (en)
Inventor
Keith Gilbert Doyle
Gilbert Doyle Keith
Original Assignee
Zed Instr 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 Zed Instr Ltd filed Critical Zed Instr Ltd
Publication of ZA757735B publication Critical patent/ZA757735B/xx

Links

Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C7/00—Tracing profiles
    • G01C7/06—Tracing profiles of cavities, e.g. tunnels

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Multimedia (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
ZA757735A 1974-12-16 1975-12-10 Position indicating system ZA757735B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB54262/74A GB1513380A (en) 1974-12-16 1974-12-16 Position indicating system

Publications (1)

Publication Number Publication Date
ZA757735B true ZA757735B (en) 1976-11-24

Family

ID=10470429

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA757735A ZA757735B (en) 1974-12-16 1975-12-10 Position indicating system

Country Status (7)

Country Link
US (1) US4039825A (xx)
AT (1) AT371598B (xx)
AU (1) AU501783B2 (xx)
CH (1) CH607046A5 (xx)
DE (1) DE2556366C2 (xx)
GB (1) GB1513380A (xx)
ZA (1) ZA757735B (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2399033A1 (fr) * 1977-07-29 1979-02-23 Thomson Csf Dispositif de localisation d'une source rayonnante et systeme de reperage de direction comportant un tel dispositif
FR2416480A1 (fr) * 1978-02-03 1979-08-31 Thomson Csf Dispositif de localisation de source rayonnante et systeme de reperage de direction comportant un tel dispositif
US4276480A (en) * 1979-09-28 1981-06-30 Accuray Corporation Sensor position independent material property determination using radiant energy
US4603975A (en) * 1980-03-17 1986-08-05 Hughes Aircraft Company Apparatus and method for nighttime and low visibility alignment of communicators
EP0047779B1 (en) * 1980-03-17 1986-06-04 Hughes Aircraft Company Apparatus for nighttime and low visibility alignment of communicators
US5313289A (en) * 1990-03-08 1994-05-17 Canon Kabushiki Kaisha Original illuminating device and original reading device preventing random reflected light
US5212536A (en) * 1991-06-18 1993-05-18 United Technologies Corporation Fresnel lens based spectroscopic detector
US6324296B1 (en) 1997-12-04 2001-11-27 Phasespace, Inc. Distributed-processing motion tracking system for tracking individually modulated light points
US6606798B2 (en) * 2001-02-23 2003-08-19 Black & Decker Inc. Laser level
US6493068B1 (en) * 2001-09-28 2002-12-10 The United States Of America As Represented By The Secretary Of The Navy Optic flow sensor with negative iris photoreceptor array
DE102004059639A1 (de) * 2004-12-10 2006-06-22 Hilti Ag Aktiver Strahlfänger
EP2793042B1 (en) * 2013-04-15 2018-06-06 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Positioning device comprising a light beam
CN116295313B (zh) * 2023-05-22 2023-07-18 太原理工大学 掘进机的实时定位***

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3435246A (en) * 1966-02-09 1969-03-25 Webb James E Light radiation direction indicator with a baffle of two parallel grids
DE1915935B2 (de) * 1969-03-28 1971-09-02 Vorrichtung zur messung der lagekoordinaten eines punktes mittels eines horizontierten laserstrahls
US3816000A (en) * 1972-01-24 1974-06-11 Mc Donnell Douglas Corp Three axes alignment means
US3907435A (en) * 1972-09-29 1975-09-23 Laser Alignment Light beam alignment target and method
GB1359581A (en) * 1973-01-05 1974-07-10 British Aircraft Corp Ltd Optical trackers
US3894230A (en) * 1973-10-25 1975-07-08 Coherent Radiation Apparatus for detecting the position of a moving or modulated light beam

Also Published As

Publication number Publication date
ATA952675A (de) 1982-11-15
AU501783B2 (en) 1979-06-28
CH607046A5 (xx) 1978-11-30
DE2556366C2 (de) 1986-11-06
AU8750875A (en) 1977-06-16
GB1513380A (en) 1978-06-07
US4039825A (en) 1977-08-02
AT371598B (de) 1983-07-11
DE2556366A1 (de) 1976-06-24

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