DE2119986A1 - Bandtransportvorrichtung - Google Patents

Bandtransportvorrichtung

Info

Publication number
DE2119986A1
DE2119986A1 DE19712119986 DE2119986A DE2119986A1 DE 2119986 A1 DE2119986 A1 DE 2119986A1 DE 19712119986 DE19712119986 DE 19712119986 DE 2119986 A DE2119986 A DE 2119986A DE 2119986 A1 DE2119986 A1 DE 2119986A1
Authority
DE
Germany
Prior art keywords
motor
drive
frame
tape
shaft
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.)
Pending
Application number
DE19712119986
Other languages
German (de)
English (en)
Inventor
Thomas A. Saint Paul Minn. Turgeon (V.StA.)
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE2119986A1 publication Critical patent/DE2119986A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/62—Holders for the original
    • G03B27/6271—Holders for the original in enlargers
    • G03B27/6285—Handling strips
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen
    • G03B21/11—Projectors with built-in or built-on screen for microfilm reading
    • G03B21/111—Projectors with built-in or built-on screen for microfilm reading of roll films
    • G03B21/113—Handling roll films

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Replacement Of Web Rolls (AREA)
  • Unwinding Webs (AREA)
  • Projection-Type Copiers In General (AREA)
DE19712119986 1970-04-24 1971-04-23 Bandtransportvorrichtung Pending DE2119986A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3168370A 1970-04-24 1970-04-24

Publications (1)

Publication Number Publication Date
DE2119986A1 true DE2119986A1 (de) 1971-11-04

Family

ID=21860842

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712119986 Pending DE2119986A1 (de) 1970-04-24 1971-04-23 Bandtransportvorrichtung

Country Status (6)

Country Link
US (1) US3630469A (enExample)
CA (1) CA946812A (enExample)
CH (1) CH540179A (enExample)
DE (1) DE2119986A1 (enExample)
FR (1) FR2090681A5 (enExample)
GB (1) GB1349472A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106725A (en) * 1976-12-16 1978-08-15 Oskar Hubert Richt Drive unit for magnetic tape-recorders
CH619398A5 (enExample) * 1977-04-14 1980-09-30 Bobst Fils Sa J
US4709869A (en) * 1986-04-14 1987-12-01 Candler Darrell E Film storage system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126161A (en) * 1964-03-24 Self-threading device
US2615641A (en) * 1950-08-29 1952-10-28 John Reginald Bryans Magnetic tape sound recording and reproducing apparatus
US3498571A (en) * 1968-08-13 1970-03-03 Interface Mechanisms Tape reel drive system

Also Published As

Publication number Publication date
CA946812A (en) 1974-05-07
FR2090681A5 (enExample) 1972-01-14
US3630469A (en) 1971-12-28
CH540179A (de) 1973-08-15
GB1349472A (en) 1974-04-03

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Legal Events

Date Code Title Description
OHA Expiration of time for request for examination