AU2021570A – Film projector, preferably for the projection of films contained in cassettes
– Google Patents
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
1969-09-22
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
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.)
1969-09-22
Filing date
1970-09-22
Publication date
1972-03-23
1969-09-22
Priority claimed from DE19691948484
external-priority
patent/DE1948484C/en
1969-10-06
Priority claimed from DE19691951054
external-priority
patent/DE1951054A1/en
1970-09-22
Application filed by Individual
filed
Critical
Individual
1972-03-23
Publication of AU2021570A
publication
Critical
patent/AU2021570A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
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
(en)
1969-09-22
Film projector, preferably for playing back films stored in cassettes
DEDE819484
1969-09-25
DE19691951054
DE1951054A1
(en)
1969-10-06
1969-10-06
Film projector with continuous film advance
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
(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)
Cited By (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
CN111381429A
(en)
*
2018-12-25
2020-07-07
精工爱普生株式会社
Light source device and projector
Families Citing this family (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
WO2002056110A1
(en)
*
2001-01-15
2002-07-18
Seiko Epson Corporation
Projector
0
BE
BE756324D
patent/BE756324A/en
unknown
1970
1970-09-15
NL
NL7013588A
patent/NL7013588A/xx
unknown
1970-09-16
CH
CH1377170A
patent/CH514150A/en
not_active
IP Right Cessation
1970-09-18
GB
GB1296570D
patent/GB1296570A/en
not_active
Expired
1970-09-18
FR
FR7034062A
patent/FR2062399A5/fr
not_active
Expired
1970-09-21
SE
SE1277870A
patent/SE353159B/xx
unknown
1970-09-21
ES
ES1970161750U
patent/ES161750Y/en
not_active
Expired
1970-09-21
DK
DK481870A
patent/DK126282B/en
unknown
1970-09-22
AU
AU20215/70A
patent/AU2021570A/en
not_active
Expired
Cited By (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
CN111381429A
(en)
*
2018-12-25
2020-07-07
精工爱普生株式会社
Light source device and projector
Also Published As
Publication number
Publication date
ES161750Y
(en)
1971-06-16
ES161750U
(en)
1970-12-16
GB1296570A
(en)
1972-11-15
CH514150A
(en)
1971-10-15
SE353159B
(en)
1973-01-22
NL7013588A
(en)
1971-03-24
FR2062399A5
(en)
1971-06-25
BE756324A
(en)
1971-03-01
DK126282B
(en)
1973-06-25
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