ES325143A1 - Sistema de arrastre para bandas de texto e imagen en aparatos de enseñanza. - Google Patents

Sistema de arrastre para bandas de texto e imagen en aparatos de enseñanza.

Info

Publication number
ES325143A1
ES325143A1 ES0325143A ES325143A ES325143A1 ES 325143 A1 ES325143 A1 ES 325143A1 ES 0325143 A ES0325143 A ES 0325143A ES 325143 A ES325143 A ES 325143A ES 325143 A1 ES325143 A1 ES 325143A1
Authority
ES
Spain
Prior art keywords
reel
reels
dragged
translation
text
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
ES0325143A
Other languages
English (en)
Spanish (es)
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.)
BBC BROWN BOVERI and CIE
BBC Brown Boveri AG Germany
Original Assignee
BBC BROWN BOVERI and CIE
Brown Boveri und Cie AG Germany
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 BBC BROWN BOVERI and CIE, Brown Boveri und Cie AG Germany filed Critical BBC BROWN BOVERI and CIE
Publication of ES325143A1 publication Critical patent/ES325143A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B3/00—Manually or mechanically operated teaching appliances working with questions and answers
    • G09B3/02—Manually or mechanically operated teaching appliances working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student
    • G09B3/04—Manually or mechanically operated teaching appliances working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student of chart form
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Advancing Webs (AREA)
  • Replacement Of Web Rolls (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
ES0325143A 1965-04-08 1966-04-05 Sistema de arrastre para bandas de texto e imagen en aparatos de enseñanza. Expired ES325143A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB61412U DE1924170U (de) 1965-04-08 1965-04-08 Antriebsvorrichtung fuer lehrgeraete.

Publications (1)

Publication Number Publication Date
ES325143A1 true ES325143A1 (es) 1967-02-16

Family

ID=6973193

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0325143A Expired ES325143A1 (es) 1965-04-08 1966-04-05 Sistema de arrastre para bandas de texto e imagen en aparatos de enseñanza.

Country Status (4)

Country Link
US (1) US3307796A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1924170U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES325143A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6604717A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2705599A (en) * 1950-04-29 1955-04-05 Houston Fearless Corp Reel clutch
US3153862A (en) * 1961-12-05 1964-10-27 Gary L Sawyer Educational device

Also Published As

Publication number Publication date
US3307796A (en) 1967-03-07
NL6604717A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1966-10-10
DE1924170U (de) 1965-09-23

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