GB2204689B - Apparatus for the measurement of position - Google Patents

Apparatus for the measurement of position

Info

Publication number
GB2204689B
GB2204689B GB8811176A GB8811176A GB2204689B GB 2204689 B GB2204689 B GB 2204689B GB 8811176 A GB8811176 A GB 8811176A GB 8811176 A GB8811176 A GB 8811176A GB 2204689 B GB2204689 B GB 2204689B
Authority
GB
United Kingdom
Prior art keywords
measurement
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 - Fee Related
Application number
GB8811176A
Other versions
GB2204689A (en
GB8811176D0 (en
Inventor
Barry James Gorham
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Publication of GB8811176D0 publication Critical patent/GB8811176D0/en
Publication of GB2204689A publication Critical patent/GB2204689A/en
Application granted granted Critical
Publication of GB2204689B publication Critical patent/GB2204689B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/26—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object
    • G01C3/28—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object with provision for reduction of the distance into the horizontal plane
    • G01C3/30—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object with provision for reduction of the distance into the horizontal plane with adaptation to the measurement of the height of an object, e.g. tacheometers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB8811176A 1987-05-12 1988-05-11 Apparatus for the measurement of position Expired - Fee Related GB2204689B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878711160A GB8711160D0 (en) 1987-05-12 1987-05-12 Measurement of position

Publications (3)

Publication Number Publication Date
GB8811176D0 GB8811176D0 (en) 1988-06-15
GB2204689A GB2204689A (en) 1988-11-16
GB2204689B true GB2204689B (en) 1991-09-11

Family

ID=10617178

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878711160A Pending GB8711160D0 (en) 1987-05-12 1987-05-12 Measurement of position
GB8811176A Expired - Fee Related GB2204689B (en) 1987-05-12 1988-05-11 Apparatus for the measurement of position

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878711160A Pending GB8711160D0 (en) 1987-05-12 1987-05-12 Measurement of position

Country Status (1)

Country Link
GB (2) GB8711160D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8820642D0 (en) * 1988-09-01 1988-10-05 Westland Helicopters Method & apparatus for locating position in space
US5204731A (en) * 1989-12-04 1993-04-20 Sokkisha Co., Ltd. Method and apparatus for measuring the coordinates of a surveyed point
FI903896A (en) * 1990-08-06 1992-02-07 Vilho Johannes Tokola FOERFARANDE OCH ANORDNING FOER BESTAEMNING AV KOORDINATER.
US7714993B2 (en) 2006-02-01 2010-05-11 Trimble Navigation Limited Position indicating and guidance system and method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB749803A (en) *
GB635805A (en) * 1948-02-04 1950-04-19 Cooke Troughton And Simms Ltd An improved tacheometric staff
GB655621A (en) * 1942-06-26 1951-07-25 Antal Tarczy Hornoch Reducing tangent tacheometer
GB690695A (en) * 1949-02-25 1953-04-29 Filotecnica Salmoiraghi Spa Self-reducing topographic telescopic instrument
US4085512A (en) * 1976-12-27 1978-04-25 The Boeing Company Lumber cutting measurement apparatus and method
US4345382A (en) * 1980-02-13 1982-08-24 Warren Dwight D Contractor's grade rod apparatus and procedure for setting and checking grades

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB749803A (en) *
GB655621A (en) * 1942-06-26 1951-07-25 Antal Tarczy Hornoch Reducing tangent tacheometer
GB635805A (en) * 1948-02-04 1950-04-19 Cooke Troughton And Simms Ltd An improved tacheometric staff
GB690695A (en) * 1949-02-25 1953-04-29 Filotecnica Salmoiraghi Spa Self-reducing topographic telescopic instrument
US4085512A (en) * 1976-12-27 1978-04-25 The Boeing Company Lumber cutting measurement apparatus and method
US4345382A (en) * 1980-02-13 1982-08-24 Warren Dwight D Contractor's grade rod apparatus and procedure for setting and checking grades

Also Published As

Publication number Publication date
GB8711160D0 (en) 1987-06-17
GB2204689A (en) 1988-11-16
GB8811176D0 (en) 1988-06-15

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000511