FR2364482A1 - Projecteur de vues fixes a alveole pour lampe de rechange - Google Patents

Projecteur de vues fixes a alveole pour lampe de rechange

Info

Publication number
FR2364482A1
FR2364482A1 FR7726937A FR7726937A FR2364482A1 FR 2364482 A1 FR2364482 A1 FR 2364482A1 FR 7726937 A FR7726937 A FR 7726937A FR 7726937 A FR7726937 A FR 7726937A FR 2364482 A1 FR2364482 A1 FR 2364482A1
Authority
FR
France
Prior art keywords
projector
housing
alveole
fixed view
replacement lamp
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
FR7726937A
Other languages
English (en)
Other versions
FR2364482B1 (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.)
Rollei Werke Franke und Heidecke GmbH and Co KG
Original Assignee
Rollei Werke Franke und Heidecke GmbH and Co KG
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 Rollei Werke Franke und Heidecke GmbH and Co KG filed Critical Rollei Werke Franke und Heidecke GmbH and Co KG
Publication of FR2364482A1 publication Critical patent/FR2364482A1/fr
Application granted granted Critical
Publication of FR2364482B1 publication Critical patent/FR2364482B1/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

Projecteur de vues fixes, comportant une lampe de projection encastrée dans le boîtier de projecteur et une ouverture de boîtier qui donne accès à la lampe de projection et qui peut être fermée par une plaque d'obturation. Il est prevu dans le boîtier 1 du projecteur un alvéole 10 destiné à recevoir une lampe de projection de remplacement 16 et éventuellement un outil 13 propre à faciliter le changement de lampe. Cet alvéole 10 est recouvert par la plaque d'obturation 14 lorsque celle-ci est dans sa position d'obturation de l'ouverture 6 du boîtier. Application aux projecteurs de vues fixes.
FR7726937A 1976-09-08 1977-09-06 Projecteur de vues fixes a alveole pour lampe de rechange Granted FR2364482A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7628047U DE7628047U1 (de) 1976-09-08 1976-09-08 Stehbildprojektor

Publications (2)

Publication Number Publication Date
FR2364482A1 true FR2364482A1 (fr) 1978-04-07
FR2364482B1 FR2364482B1 (fr) 1983-04-22

Family

ID=6669007

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7726937A Granted FR2364482A1 (fr) 1976-09-08 1977-09-06 Projecteur de vues fixes a alveole pour lampe de rechange

Country Status (6)

Country Link
US (1) US4127323A (fr)
BE (1) BE858499A (fr)
DE (1) DE7628047U1 (fr)
FR (1) FR2364482A1 (fr)
GB (1) GB1539337A (fr)
IE (1) IE45659B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW500968B (en) * 2002-02-08 2002-09-01 Benq Corp Structure for replaceably assembling a lamp to an image output device
JP2010256835A (ja) * 2009-04-28 2010-11-11 Sanyo Electric Co Ltd フィルタ部材及びこれを備えた投写型映像表示装置
CN105842967B (zh) * 2015-01-12 2018-03-02 信泰光学(深圳)有限公司 微投影机

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE862558C (de) * 1943-04-04 1953-01-12 Bauer Eugen Gmbh Kofferkino mit leicht loesbar befestigtem Lampenhaus
US3114286A (en) * 1960-05-27 1963-12-17 Minnesota Mining & Mfg Slide transfer mechanism
US3529146A (en) * 1968-03-07 1970-09-15 Bell & Howell Co Lamp turret assembly with safety electrical interlock
FR2234828A5 (fr) * 1973-06-23 1975-01-17 Ritzerfeld Gerhard
DE2339258A1 (de) * 1973-08-02 1975-02-13 Braun Ag Vorrichtung zum wechseln von lampen des beleuchtungssystems von projektionsgeraeten
US3914645A (en) * 1974-07-12 1975-10-21 Educational & Commercial Avcom Multiple lamp unit for protection

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3130637A (en) * 1961-05-22 1964-04-28 Sawyers Inc Slide projector

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE862558C (de) * 1943-04-04 1953-01-12 Bauer Eugen Gmbh Kofferkino mit leicht loesbar befestigtem Lampenhaus
US3114286A (en) * 1960-05-27 1963-12-17 Minnesota Mining & Mfg Slide transfer mechanism
US3529146A (en) * 1968-03-07 1970-09-15 Bell & Howell Co Lamp turret assembly with safety electrical interlock
FR2234828A5 (fr) * 1973-06-23 1975-01-17 Ritzerfeld Gerhard
DE2339258A1 (de) * 1973-08-02 1975-02-13 Braun Ag Vorrichtung zum wechseln von lampen des beleuchtungssystems von projektionsgeraeten
US3914645A (en) * 1974-07-12 1975-10-21 Educational & Commercial Avcom Multiple lamp unit for protection

Also Published As

Publication number Publication date
FR2364482B1 (fr) 1983-04-22
US4127323A (en) 1978-11-28
GB1539337A (en) 1979-01-31
DE7628047U1 (de) 1976-12-30
BE858499A (fr) 1978-01-02
IE45659B1 (en) 1982-10-20
IE45659L (en) 1978-03-08

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Legal Events

Date Code Title Description
ST Notification of lapse