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FR2444286A1 - Projecteur de poche pour mini-diapositives - Google Patents

Projecteur de poche pour mini-diapositives

Info

Publication number
FR2444286A1
FR2444286A1 FR7930901A FR7930901A FR2444286A1 FR 2444286 A1 FR2444286 A1 FR 2444286A1 FR 7930901 A FR7930901 A FR 7930901A FR 7930901 A FR7930901 A FR 7930901A FR 2444286 A1 FR2444286 A1 FR 2444286A1
Authority
FR
France
Prior art keywords
mini
slides
shells
film
hand
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.)
Granted
Application number
FR7930901A
Other languages
English (en)
Other versions
FR2444286B3 (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.)
ELGUER BELITY LUIS CARLOS
Original Assignee
ELGUER BELITY LUIS CARLOS
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 ELGUER BELITY LUIS CARLOS filed Critical ELGUER BELITY LUIS CARLOS
Publication of FR2444286A1 publication Critical patent/FR2444286A1/fr
Application granted granted Critical
Publication of FR2444286B3 publication Critical patent/FR2444286B3/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Basic Packing Technique (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Package Closures (AREA)

Abstract

Projecteur de poche pour mini-diapositives permettant de projeter sur un type d'écran quelconque une série de microphotographies disposées à la suite l'une de l'autre sous la forme d'une boucle sans fin, caractérisé en ce qu'il se compose d'un boîtier constitué de deux coquilles pouvant être accouplées l'une à l'autre, l'une des coquilles 1 comportant un logement destiné à abriter d'une part le bloc optique longitudinal 3 composé d'une lampe, d'un objectif et de condenseurs et d'autre part les piles d'alimentation, l'autre coquille possédant des guides obligeant la pellicule à s'engager sur les dents de la mollette 9 d'avance du film. Application : lecteur de mini-diapositives.
FR7930901A 1978-12-12 1979-12-12 Projecteur de poche pour mini-diapositives Granted FR2444286A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1978240083U ES240083Y (es) 1978-12-12 1978-12-12 Proyector de bolsillo para microdiapositivas

Publications (2)

Publication Number Publication Date
FR2444286A1 true FR2444286A1 (fr) 1980-07-11
FR2444286B3 FR2444286B3 (fr) 1982-12-31

Family

ID=8400124

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7930901A Granted FR2444286A1 (fr) 1978-12-12 1979-12-12 Projecteur de poche pour mini-diapositives

Country Status (12)

Country Link
AR (1) AR223019A1 (fr)
BR (1) BR7908080A (fr)
CH (1) CH634931A5 (fr)
DE (1) DE2949547A1 (fr)
DK (1) DK526879A (fr)
ES (1) ES240083Y (fr)
FR (1) FR2444286A1 (fr)
GB (1) GB2038024B (fr)
IT (1) IT1188867B (fr)
MX (1) MX147355A (fr)
NL (1) NL7908878A (fr)
SE (1) SE7910164L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112927575A (zh) * 2021-01-25 2021-06-08 焦作大学 一种适用于汉语言文学专业教学的辅助装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB496142A (en) * 1936-06-08 1938-11-25 Clarence Lee Stephens Improvements in picture projecting devices
US2454233A (en) * 1946-04-27 1948-11-16 Mathew A Strumor Picture projecting pistol
US4059351A (en) * 1976-10-15 1977-11-22 Wisotsky Harry A Hand-held film projectors

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB496142A (en) * 1936-06-08 1938-11-25 Clarence Lee Stephens Improvements in picture projecting devices
US2454233A (en) * 1946-04-27 1948-11-16 Mathew A Strumor Picture projecting pistol
US4059351A (en) * 1976-10-15 1977-11-22 Wisotsky Harry A Hand-held film projectors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112927575A (zh) * 2021-01-25 2021-06-08 焦作大学 一种适用于汉语言文学专业教学的辅助装置

Also Published As

Publication number Publication date
FR2444286B3 (fr) 1982-12-31
NL7908878A (nl) 1980-06-16
GB2038024A (en) 1980-07-16
MX147355A (es) 1982-11-19
GB2038024B (en) 1982-08-04
BR7908080A (pt) 1980-07-22
DK526879A (da) 1980-06-13
ES240083Y (es) 1979-07-01
IT1188867B (it) 1988-01-28
SE7910164L (sv) 1980-06-13
AR223019A1 (es) 1981-07-15
IT7951053A0 (it) 1979-12-11
DE2949547A1 (de) 1980-07-03
CH634931A5 (fr) 1983-02-28
ES240083U (es) 1979-02-01

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Legal Events

Date Code Title Description
ST Notification of lapse