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CH514150A - Film projectors, in particular for reproducing films stored in cassettes - Google Patents

Film projectors, in particular for reproducing films stored in cassettes

Info

Publication number
CH514150A
CH514150A CH1377170A CH1377170A CH514150A CH 514150 A CH514150 A CH 514150A CH 1377170 A CH1377170 A CH 1377170A CH 1377170 A CH1377170 A CH 1377170A CH 514150 A CH514150 A CH 514150A
Authority
CH
Switzerland
Prior art keywords
cassettes
film projectors
films stored
reproducing films
reproducing
Prior art date
Application number
CH1377170A
Other languages
German (de)
Inventor
Haberkern Ottmar
Heller Guenter
Original Assignee
Haberkern Ottmar
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/en
Priority claimed from DE19691951054 external-priority patent/DE1951054A1/en
Application filed by Haberkern Ottmar filed Critical Haberkern Ottmar
Publication of CH514150A publication Critical patent/CH514150A/en

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)
CH1377170A 1969-09-22 1970-09-16 Film projectors, in particular for reproducing films stored in cassettes CH514150A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19691948484 DE1948484C (en) 1969-09-22 Film projector, preferably for playing back films stored in cassettes
DE19691951054 DE1951054A1 (en) 1969-10-06 1969-10-06 Film projector with continuous film advance

Publications (1)

Publication Number Publication Date
CH514150A true CH514150A (en) 1971-10-15

Family

ID=25757937

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1377170A CH514150A (en) 1969-09-22 1970-09-16 Film projectors, in particular for reproducing films stored in cassettes

Country Status (9)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60239446D1 (en) * 2001-01-15 2011-04-28 Seiko Epson Corp PROJECTOR
JP7028155B2 (en) * 2018-12-25 2022-03-02 セイコーエプソン株式会社 Light source device and projector

Also Published As

Publication number Publication date
ES161750Y (en) 1971-06-16
ES161750U (en) 1970-12-16
BE756324A (en) 1971-03-01
AU2021570A (en) 1972-03-23
SE353159B (en) 1973-01-22
FR2062399A5 (en) 1971-06-25
NL7013588A (en) 1971-03-24
DK126282B (en) 1973-06-25
GB1296570A (en) 1972-11-15

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Legal Events

Date Code Title Description
PL Patent ceased