GB1482846A - Positioning device - Google Patents

Positioning device

Info

Publication number
GB1482846A
GB1482846A GB1167975A GB1167975A GB1482846A GB 1482846 A GB1482846 A GB 1482846A GB 1167975 A GB1167975 A GB 1167975A GB 1167975 A GB1167975 A GB 1167975A GB 1482846 A GB1482846 A GB 1482846A
Authority
GB
United Kingdom
Prior art keywords
march
micro
moved
motor
switches
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
GB1167975A
Other languages
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.)
Pentacon GmbH Foto und Feinwerktechnik
Original Assignee
Pentacon Dresden VEB
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 Pentacon Dresden VEB filed Critical Pentacon Dresden VEB
Publication of GB1482846A publication Critical patent/GB1482846A/en
Expired 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
    • 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
    • G03B21/115—Projectors with built-in or built-on screen for microfilm reading of microfiches
    • G03B21/116—Handling microfiches

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection-Type Copiers In General (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
GB1167975A 1974-03-25 1975-03-20 Positioning device Expired GB1482846A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD17740374A DD110570A1 (enExample) 1974-03-25 1974-03-25

Publications (1)

Publication Number Publication Date
GB1482846A true GB1482846A (en) 1977-08-17

Family

ID=5495119

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1167975A Expired GB1482846A (en) 1974-03-25 1975-03-20 Positioning device

Country Status (3)

Country Link
DD (1) DD110570A1 (enExample)
DE (1) DE2504356A1 (enExample)
GB (1) GB1482846A (enExample)

Also Published As

Publication number Publication date
DD110570A1 (enExample) 1974-12-20
DE2504356A1 (de) 1975-10-09

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee