FR442467A - Device for the automatic tracing or reading of tunnel profiles - Google Patents

Device for the automatic tracing or reading of tunnel profiles

Info

Publication number
FR442467A
FR442467A FR442467DA FR442467A FR 442467 A FR442467 A FR 442467A FR 442467D A FR442467D A FR 442467DA FR 442467 A FR442467 A FR 442467A
Authority
FR
France
Prior art keywords
reading
automatic tracing
tunnel profiles
tunnel
profiles
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
Application number
Other languages
French (fr)
Inventor
Peter Koch
Anton Dameris
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR442467A publication Critical patent/FR442467A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR442467D 1912-04-11 1912-04-11 Device for the automatic tracing or reading of tunnel profiles Expired FR442467A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR442467T 1912-04-11

Publications (1)

Publication Number Publication Date
FR442467A true FR442467A (en) 1912-09-02

Family

ID=1483629

Family Applications (1)

Application Number Title Priority Date Filing Date
FR442467D Expired FR442467A (en) 1912-04-11 1912-04-11 Device for the automatic tracing or reading of tunnel profiles

Country Status (1)

Country Link
FR (1) FR442467A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2796668A (en) * 1956-03-29 1957-06-25 Ryan Aeronautical Co Internal planimeter
US3263516A (en) * 1965-09-10 1966-08-02 Dow Chemical Co Mechanical linkage for generating a curved surface

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2796668A (en) * 1956-03-29 1957-06-25 Ryan Aeronautical Co Internal planimeter
US3263516A (en) * 1965-09-10 1966-08-02 Dow Chemical Co Mechanical linkage for generating a curved surface

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