DE2726315A1 - Lochkartenauswertgeraet - Google Patents

Lochkartenauswertgeraet

Info

Publication number
DE2726315A1
DE2726315A1 DE19772726315 DE2726315A DE2726315A1 DE 2726315 A1 DE2726315 A1 DE 2726315A1 DE 19772726315 DE19772726315 DE 19772726315 DE 2726315 A DE2726315 A DE 2726315A DE 2726315 A1 DE2726315 A1 DE 2726315A1
Authority
DE
Germany
Prior art keywords
punch card
evaluation device
card
pin
hole
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.)
Withdrawn
Application number
DE19772726315
Other languages
German (de)
English (en)
Inventor
Charles Gallus Bechtiger
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.)
RELHOR
Original Assignee
RELHOR
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 RELHOR filed Critical RELHOR
Publication of DE2726315A1 publication Critical patent/DE2726315A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10831—Arrangement of optical elements, e.g. lenses, mirrors, prisms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
DE19772726315 1976-06-18 1977-06-10 Lochkartenauswertgeraet Withdrawn DE2726315A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH780276A CH607654A5 (en) 1976-06-18 1976-06-18 Punched card evaluator

Publications (1)

Publication Number Publication Date
DE2726315A1 true DE2726315A1 (de) 1977-12-29

Family

ID=4330701

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772726315 Withdrawn DE2726315A1 (de) 1976-06-18 1977-06-10 Lochkartenauswertgeraet

Country Status (3)

Country Link
CH (1) CH607654A5 (enExample)
DE (1) DE2726315A1 (enExample)
FR (1) FR2355340A1 (enExample)

Also Published As

Publication number Publication date
FR2355340B3 (enExample) 1980-03-21
FR2355340A1 (fr) 1978-01-13
CH607654A5 (en) 1978-09-29

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee