DE1924170U - Antriebsvorrichtung fuer lehrgeraete. - Google Patents

Antriebsvorrichtung fuer lehrgeraete.

Info

Publication number
DE1924170U
DE1924170U DEB61412U DEB0061412U DE1924170U DE 1924170 U DE1924170 U DE 1924170U DE B61412 U DEB61412 U DE B61412U DE B0061412 U DEB0061412 U DE B0061412U DE 1924170 U DE1924170 U DE 1924170U
Authority
DE
Germany
Prior art keywords
clutch
drive
reel
disks
double
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
DEB61412U
Other languages
German (de)
English (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.)
BBC Brown Boveri AG Germany
Original Assignee
BBC Brown Boveri 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 AG Germany filed Critical BBC Brown Boveri AG Germany
Priority to DEB61412U priority Critical patent/DE1924170U/de
Publication of DE1924170U publication Critical patent/DE1924170U/de
Priority to US535296A priority patent/US3307796A/en
Priority to ES0325143A priority patent/ES325143A1/es
Priority to NL6604717A priority patent/NL6604717A/xx
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)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Replacement Of Web Rolls (AREA)
DEB61412U 1965-04-08 1965-04-08 Antriebsvorrichtung fuer lehrgeraete. Expired DE1924170U (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DEB61412U DE1924170U (de) 1965-04-08 1965-04-08 Antriebsvorrichtung fuer lehrgeraete.
US535296A US3307796A (en) 1965-04-08 1966-03-10 Drive for tape transport
ES0325143A ES325143A1 (es) 1965-04-08 1966-04-05 Sistema de arrastre para bandas de texto e imagen en aparatos de enseñanza.
NL6604717A NL6604717A (US20030199744A1-20031023-C00003.png) 1965-04-08 1966-04-07

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
DE1924170U true DE1924170U (de) 1965-09-23

Family

ID=6973193

Family Applications (1)

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

Country Status (4)

Country Link
US (1) US3307796A (US20030199744A1-20031023-C00003.png)
DE (1) DE1924170U (US20030199744A1-20031023-C00003.png)
ES (1) ES325143A1 (US20030199744A1-20031023-C00003.png)
NL (1) NL6604717A (US20030199744A1-20031023-C00003.png)

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
NL6604717A (US20030199744A1-20031023-C00003.png) 1966-10-10
US3307796A (en) 1967-03-07
ES325143A1 (es) 1967-02-16

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