FR2230803B1 - - Google Patents

Info

Publication number
FR2230803B1
FR2230803B1 FR7417868A FR7417868A FR2230803B1 FR 2230803 B1 FR2230803 B1 FR 2230803B1 FR 7417868 A FR7417868 A FR 7417868A FR 7417868 A FR7417868 A FR 7417868A FR 2230803 B1 FR2230803 B1 FR 2230803B1
Authority
FR
France
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
Application number
FR7417868A
Other languages
French (fr)
Other versions
FR2230803A1 (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.)
British Railways Board
Original Assignee
British Railways Board
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
Priority claimed from GB2463773A external-priority patent/GB1463973A/en
Application filed by British Railways Board filed Critical British Railways Board
Publication of FR2230803A1 publication Critical patent/FR2230803A1/fr
Application granted granted Critical
Publication of FR2230803B1 publication Critical patent/FR2230803B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B35/00—Applications of measuring apparatus or devices for track-building purposes
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/004—Devices for guiding or controlling the machines along a predetermined path
    • E01C19/006—Devices for guiding or controlling the machines along a predetermined path by laser or ultrasound
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B2203/00—Devices for working the railway-superstructure
    • E01B2203/16—Guiding or measuring means, e.g. for alignment, canting, stepwise propagation

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
FR7417868A 1973-05-23 1974-05-22 Expired FR2230803B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2463773A GB1463973A (en) 1973-05-23 1973-05-23 Optical systems for datum establishment
GB3323873 1973-07-12

Publications (2)

Publication Number Publication Date
FR2230803A1 FR2230803A1 (en) 1974-12-20
FR2230803B1 true FR2230803B1 (en) 1976-12-24

Family

ID=26257215

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417868A Expired FR2230803B1 (en) 1973-05-23 1974-05-22

Country Status (6)

Country Link
JP (1) JPS5041203A (en)
CA (1) CA1002744A (en)
CH (1) CH586323A5 (en)
DE (1) DE2424916C3 (en)
FR (1) FR2230803B1 (en)
IT (1) IT1012826B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3145823C2 (en) * 1981-11-19 1984-04-12 Fa. Carl Zeiss, 7920 Heidenheim Device for determining points
FR2681886B1 (en) * 1991-09-30 1994-02-11 Etat Francais Lab Ponts Chaussee METHOD AND DEVICE FOR MEASURING THE AVERAGE THICKNESS OF A GROUND LAYER.
DE10303177A1 (en) * 2003-01-27 2004-07-29 Max Bögl Bauunternehmung GmbH & Co. KG Alignment of prefabricated parts in rigid roadway or track, especially for railway slab track permanent way, whereby a moving device with a tacheometer is used to measure target points and compare actual and set positions

Also Published As

Publication number Publication date
IT1012826B (en) 1977-03-10
DE2424916B2 (en) 1977-12-01
AU6907474A (en) 1975-11-20
DE2424916C3 (en) 1978-08-31
FR2230803A1 (en) 1974-12-20
DE2424916A1 (en) 1974-12-12
CA1002744A (en) 1977-01-04
JPS5041203A (en) 1975-04-15
CH586323A5 (en) 1977-03-31

Similar Documents

Publication Publication Date Title
AR201758A1 (en)
AU476761B2 (en)
AU465372B2 (en)
AR201235Q (en)
AR201231Q (en)
AU474593B2 (en)
AU474511B2 (en)
AU474838B2 (en)
AU471343B2 (en)
AU465453B2 (en)
AU465434B2 (en)
AU450229B2 (en)
AU476714B2 (en)
AR201229Q (en)
AU466283B2 (en)
AU476696B2 (en)
AU472848B2 (en)
AR199451A1 (en)
AU477823B2 (en)
AU461342B2 (en)
AU471461B2 (en)
AR200256A1 (en)
AU476873B1 (en)
AR210729A1 (en)
AU477824B2 (en)

Legal Events

Date Code Title Description
ST Notification of lapse