FR2112474B1 - - Google Patents

Info

Publication number
FR2112474B1
FR2112474B1 FR717139597A FR7139597A FR2112474B1 FR 2112474 B1 FR2112474 B1 FR 2112474B1 FR 717139597 A FR717139597 A FR 717139597A FR 7139597 A FR7139597 A FR 7139597A FR 2112474 B1 FR2112474 B1 FR 2112474B1
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
FR717139597A
Other languages
French (fr)
Other versions
FR2112474A1 (enExample
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.)
BOC Group Ltd
Original Assignee
British Oxigen 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 British Oxigen Ltd filed Critical British Oxigen Ltd
Publication of FR2112474A1 publication Critical patent/FR2112474A1/fr
Application granted granted Critical
Publication of FR2112474B1 publication Critical patent/FR2112474B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/24—Feelers; Feeler units
    • B23Q35/38—Feelers; Feeler units designed for sensing the pattern, model, or drawing without physical contact
    • B23Q35/40—Feelers; Feeler units designed for sensing the pattern, model, or drawing without physical contact involving optical or photoelectrical systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Character Input (AREA)
FR717139597A 1970-11-05 1971-11-04 Expired FR2112474B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5274670A GB1369600A (en) 1970-11-05 1970-11-05 Line follower

Publications (2)

Publication Number Publication Date
FR2112474A1 FR2112474A1 (enExample) 1972-06-16
FR2112474B1 true FR2112474B1 (enExample) 1974-06-21

Family

ID=10465129

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717139597A Expired FR2112474B1 (enExample) 1970-11-05 1971-11-04

Country Status (6)

Country Link
US (1) US3790788A (enExample)
AU (1) AU463978B2 (enExample)
DE (1) DE2154532A1 (enExample)
FR (1) FR2112474B1 (enExample)
GB (1) GB1369600A (enExample)
SE (1) SE376499B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2417289C3 (de) * 1974-04-09 1978-10-05 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Elektrische Kopiersteuerungsvorrichtung für Bearbeitungsmaschinen
US4128481A (en) * 1975-02-07 1978-12-05 Erwin Sick Gmbh Optik-Elektronik Curve following device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US25581A (en) * 1859-09-27 Improved construction of packing-boxes
US2446969A (en) * 1946-08-14 1948-08-10 Standard Oil Dev Co Inhibition of diolefin polymer growth
CH377235A (de) * 1958-07-16 1964-04-30 Westinghouse Canada Ltd Automatische Kopiervorrichtung
US3240941A (en) * 1961-12-11 1966-03-15 Kollsman Instr Corp Photosensitive horizon tracker using a reed scanner convertible to star tracking
GB1128901A (en) * 1964-10-28 1968-10-02 British Oxygen Co Ltd A boundary follower
US3470376A (en) * 1966-11-16 1969-09-30 Brian Yoxall Moss Tracing head for line following apparatus

Also Published As

Publication number Publication date
SE376499B (enExample) 1975-05-26
AU3518671A (en) 1973-05-10
DE2154532A1 (de) 1972-05-10
FR2112474A1 (enExample) 1972-06-16
AU463978B2 (en) 1975-08-14
US3790788A (en) 1974-02-05
GB1369600A (en) 1974-10-09

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Legal Events

Date Code Title Description
ST Notification of lapse