FR2436414B1 - - Google Patents

Info

Publication number
FR2436414B1
FR2436414B1 FR7922897A FR7922897A FR2436414B1 FR 2436414 B1 FR2436414 B1 FR 2436414B1 FR 7922897 A FR7922897 A FR 7922897A FR 7922897 A FR7922897 A FR 7922897A FR 2436414 B1 FR2436414 B1 FR 2436414B1
Authority
FR
France
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
FR7922897A
Other versions
FR2436414A1 (fr
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.)
ROCHAT CHARLES LOUIS
Original Assignee
ROCHAT CHARLES LOUIS
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 ROCHAT CHARLES LOUIS filed Critical ROCHAT CHARLES LOUIS
Publication of FR2436414A1 publication Critical patent/FR2436414A1/fr
Application granted granted Critical
Publication of FR2436414B1 publication Critical patent/FR2436414B1/fr
Granted 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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/18—Devices for changing pictures in viewing apparatus or projectors with fade-in and fade-out effects
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S353/00—Optics: image projectors
    • Y10S353/01—Slides stacked with surface to surface contact

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Overhead Projectors And Projection Screens (AREA)
FR7922897A 1978-09-16 1979-09-13 Projecteur de diapositives Granted FR2436414A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH966678A CH625063A5 (fr) 1978-09-16 1978-09-16

Publications (2)

Publication Number Publication Date
FR2436414A1 FR2436414A1 (fr) 1980-04-11
FR2436414B1 true FR2436414B1 (fr) 1985-03-29

Family

ID=4354390

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7922897A Granted FR2436414A1 (fr) 1978-09-16 1979-09-13 Projecteur de diapositives

Country Status (9)

Country Link
US (1) US4274719A (fr)
JP (1) JPS5543597A (fr)
CH (1) CH625063A5 (fr)
DD (1) DD145966A5 (fr)
DE (1) DE2936775A1 (fr)
FR (1) FR2436414A1 (fr)
GB (1) GB2031181B (fr)
HK (1) HK101185A (fr)
SE (1) SE438742B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57178477A (en) * 1981-04-27 1982-11-02 Tv Shinhiroshima:Kk Method and device for optional extraction television broadcasting of still image and voice
CH654274A5 (fr) * 1983-06-13 1986-02-14 Rochat Charles L Distributeur automatique pour pieces rigides plates.
JPS60104932A (ja) * 1983-11-14 1985-06-10 Fujimoto Shashin Kogyo Kk スライド映写機のフイルム装填装置
US4776689A (en) * 1986-06-11 1988-10-11 Slide Management Systems, Inc. Slide magazine for storage and retrieval system
US6123426A (en) * 1999-01-19 2000-09-26 Raytheon Company Anti-jam linear leadscrew drive and devices utilizing the drive

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3093030A (en) * 1959-02-09 1963-06-11 Carrillo Nestor Slide projector with dissolve
US3264937A (en) * 1962-11-09 1966-08-09 Antos Joseph Slide projection system
DE1285206B (de) * 1967-07-20 1968-12-12 Agfa Gevaert Ag Bildwechseleinrichtung fuer einen UEberblendprojektor
US3501232A (en) * 1967-08-25 1970-03-17 Rca Corp Slide projector including two light paths and one slide magazine
US3501231A (en) * 1967-08-25 1970-03-17 Rca Corp Slide projector including two light paths and one slide magazine
US3782816A (en) * 1969-09-23 1974-01-01 Bell & Howell Co Slide return mechanism
FR2211672A1 (fr) * 1972-12-27 1974-07-19 Charbonnier Roger
US4165161A (en) * 1978-04-24 1979-08-21 Kramer Gideon A Multiple optics slide projector

Also Published As

Publication number Publication date
FR2436414A1 (fr) 1980-04-11
GB2031181B (en) 1982-11-10
SE7907638L (sv) 1980-03-17
DD145966A5 (de) 1981-01-14
GB2031181A (en) 1980-04-16
SE438742B (sv) 1985-04-29
CH625063A5 (fr) 1981-08-31
DE2936775A1 (de) 1980-03-27
US4274719A (en) 1981-06-23
HK101185A (en) 1986-01-03
JPS5543597A (en) 1980-03-27
DE2936775C2 (fr) 1990-09-20
JPH0136090B2 (fr) 1989-07-28

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Legal Events

Date Code Title Description
ST Notification of lapse