FR2195800B3 - - Google Patents

Info

Publication number
FR2195800B3
FR2195800B3 FR7229065A FR7229065A FR2195800B3 FR 2195800 B3 FR2195800 B3 FR 2195800B3 FR 7229065 A FR7229065 A FR 7229065A FR 7229065 A FR7229065 A FR 7229065A FR 2195800 B3 FR2195800 B3 FR 2195800B3
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
FR7229065A
Other languages
French (fr)
Other versions
FR2195800A1 (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.)
WILLNER KURT DT
Original Assignee
WILLNER KURT DT
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 WILLNER KURT DT filed Critical WILLNER KURT DT
Priority to FR7229065A priority Critical patent/FR2195800B3/fr
Publication of FR2195800A1 publication Critical patent/FR2195800A1/fr
Application granted granted Critical
Publication of FR2195800B3 publication Critical patent/FR2195800B3/fr
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/76Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/80Component parts
    • E02F3/84Drives or control devices therefor, e.g. hydraulic drive systems
    • E02F3/841Devices for controlling and guiding the whole machine, e.g. by feeler elements and reference lines placed exteriorly of the machine
    • E02F3/842Devices for controlling and guiding the whole machine, e.g. by feeler elements and reference lines placed exteriorly of the machine using electromagnetic, optical or photoelectric beams, e.g. laser beams
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F5/00Dredgers or soil-shifting machines for special purposes
    • E02F5/02Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/14Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids
    • E02F5/145Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids control and indicating devices
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00Control of position, course or altitude of land, water, air, or space vehicles, e.g. automatic pilot
    • G05D1/02Control of position or course in two dimensions
    • G05D1/021Control of position or course in two dimensions specially adapted to land vehicles
    • G05D1/0231Control of position or course in two dimensions specially adapted to land vehicles using optical position detecting means
    • G05D1/0234Control of position or course in two dimensions specially adapted to land vehicles using optical position detecting means using optical markers or beacons
FR7229065A 1972-08-11 1972-08-11 Expired FR2195800B3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7229065A FR2195800B3 (en) 1972-08-11 1972-08-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7229065A FR2195800B3 (en) 1972-08-11 1972-08-11

Publications (2)

Publication Number Publication Date
FR2195800A1 FR2195800A1 (en) 1974-03-08
FR2195800B3 true FR2195800B3 (en) 1975-10-03

Family

ID=9103174

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7229065A Expired FR2195800B3 (en) 1972-08-11 1972-08-11

Country Status (1)

Country Link
FR (1) FR2195800B3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2420120A1 (en) * 1978-03-17 1979-10-12 Coal Industry Patents Ltd Face cutter control equipment for mines - has set of mirrors along mine shaft and computer determining profile from angular positions
FR2555624B1 (en) * 1983-11-28 1986-12-26 Syndicat Nal Entr Drainage METHOD AND APPARATUS FOR THE AUTOMATIC GUIDANCE OF EARTHMOVING MACHINES, ESPECIALLY OF A MACHINE FOR LAYING DRAINAGE ELEMENTS
EP0960775A1 (en) * 1998-05-27 1999-12-01 Settimo Martinello Device for a vehicle to recognise and signal the imminence of a departure from the roadbed by the vehicle during its travel

Also Published As

Publication number Publication date
FR2195800A1 (en) 1974-03-08

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Legal Events

Date Code Title Description
ST Notification of lapse