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AU2021570A - Film projector, preferably for the projection of films contained in cassettes - Google Patents

Film projector, preferably for the projection of films contained in cassettes

Info

Publication number
AU2021570A
AU2021570A AU20215/70A AU2021570A AU2021570A AU 2021570 A AU2021570 A AU 2021570A AU 20215/70 A AU20215/70 A AU 20215/70A AU 2021570 A AU2021570 A AU 2021570A AU 2021570 A AU2021570 A AU 2021570A
Authority
AU
Australia
Prior art keywords
cassettes
projection
film projector
films contained
films
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
AU20215/70A
Other languages
English (en)
Inventor
HABERKORN and GUNTER HELLER OTTMAR
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.)
Individual
Original Assignee
Individual
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
Priority claimed from DE19691948484 external-priority patent/DE1948484C/de
Priority claimed from DE19691951054 external-priority patent/DE1951054A1/de
Application filed by Individual filed Critical Individual
Publication of AU2021570A publication Critical patent/AU2021570A/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
    • G03B21/14—Details
    • G03B21/16—Cooling; Preventing overheating
    • 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
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2066—Reflectors in illumination beam
    • 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
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/208—Homogenising, shaping of the illumination light
    • 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
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/321—Holders for films, e.g. reels, cassettes, spindles
    • G03B21/323—Cassettes
    • 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
    • G03B41/00—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor
    • G03B41/02—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film
    • G03B41/04—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator
    • G03B41/06—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator with rotating reflecting member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
AU20215/70A 1969-09-22 1970-09-22 Film projector, preferably for the projection of films contained in cassettes Expired AU2021570A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19691948484 DE1948484C (de) 1969-09-22 Filmprojektor, vorzugsweise zur Wiedergabe von Filmen, die in Kassetten gelagert sind
DEDE819484 1969-09-25
DE19691951054 DE1951054A1 (de) 1969-10-06 1969-10-06 Filmprojektor mit kontinuierlichem Filmvorschub

Publications (1)

Publication Number Publication Date
AU2021570A true AU2021570A (en) 1972-03-23

Family

ID=25757937

Family Applications (1)

Application Number Title Priority Date Filing Date
AU20215/70A Expired AU2021570A (en) 1969-09-22 1970-09-22 Film projector, preferably for the projection of films contained in cassettes

Country Status (9)

Country Link
AU (1) AU2021570A (xx)
BE (1) BE756324A (xx)
CH (1) CH514150A (xx)
DK (1) DK126282B (xx)
ES (1) ES161750Y (xx)
FR (1) FR2062399A5 (xx)
GB (1) GB1296570A (xx)
NL (1) NL7013588A (xx)
SE (1) SE353159B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111381429A (zh) * 2018-12-25 2020-07-07 精工爱普生株式会社 光源装置和投影仪

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60239446D1 (de) * 2001-01-15 2011-04-28 Seiko Epson Corp Projektor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111381429A (zh) * 2018-12-25 2020-07-07 精工爱普生株式会社 光源装置和投影仪

Also Published As

Publication number Publication date
ES161750Y (es) 1971-06-16
ES161750U (es) 1970-12-16
CH514150A (de) 1971-10-15
BE756324A (fr) 1971-03-01
SE353159B (xx) 1973-01-22
FR2062399A5 (xx) 1971-06-25
NL7013588A (xx) 1971-03-24
DK126282B (da) 1973-06-25
GB1296570A (xx) 1972-11-15

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