DE29704681U1 - Cooling device for film projectors - Google Patents

Cooling device for film projectors

Info

Publication number
DE29704681U1
DE29704681U1 DE29704681U DE29704681U DE29704681U1 DE 29704681 U1 DE29704681 U1 DE 29704681U1 DE 29704681 U DE29704681 U DE 29704681U DE 29704681 U DE29704681 U DE 29704681U DE 29704681 U1 DE29704681 U1 DE 29704681U1
Authority
DE
Germany
Prior art keywords
cooling device
film projectors
projectors
film
cooling
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.)
Expired - Lifetime
Application number
DE29704681U
Other languages
German (de)
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.)
WUENDSCH DIETER
Original Assignee
WUENDSCH DIETER
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 WUENDSCH DIETER filed Critical WUENDSCH DIETER
Priority to DE29704681U priority Critical patent/DE29704681U1/en
Publication of DE29704681U1 publication Critical patent/DE29704681U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03B21/16—Cooling; Preventing overheating
DE29704681U 1997-03-14 1997-03-14 Cooling device for film projectors Expired - Lifetime DE29704681U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29704681U DE29704681U1 (en) 1997-03-14 1997-03-14 Cooling device for film projectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29704681U DE29704681U1 (en) 1997-03-14 1997-03-14 Cooling device for film projectors

Publications (1)

Publication Number Publication Date
DE29704681U1 true DE29704681U1 (en) 1998-07-16

Family

ID=8037502

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29704681U Expired - Lifetime DE29704681U1 (en) 1997-03-14 1997-03-14 Cooling device for film projectors

Country Status (1)

Country Link
DE (1) DE29704681U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011086498B4 (en) 2011-11-16 2021-07-29 Werner Kroffl Projection system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE926463C (en) * 1952-09-07 1955-04-18 Zeiss Ikon Dresden Veb Projector for normal or narrow film with water cooling
DE1130694B (en) * 1958-09-17 1962-05-30 Bauer Eugen Gmbh Liquid cooling system for motion picture projector
US3400995A (en) * 1965-12-09 1968-09-10 Gen Precision Systems Inc Heat dissipating film gate
DE1946495A1 (en) * 1968-09-24 1970-04-23 Philips Nv Method for measuring the roughness of a surface
DD127137A1 (en) * 1976-08-17 1977-09-07 Elektromat Veb DEVICE FOR COMPENSATING THE HEAT EFFECT ON ADJUSTING AND EXPOSURE DEVICES

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE926463C (en) * 1952-09-07 1955-04-18 Zeiss Ikon Dresden Veb Projector for normal or narrow film with water cooling
DE1130694B (en) * 1958-09-17 1962-05-30 Bauer Eugen Gmbh Liquid cooling system for motion picture projector
US3400995A (en) * 1965-12-09 1968-09-10 Gen Precision Systems Inc Heat dissipating film gate
DE1946495A1 (en) * 1968-09-24 1970-04-23 Philips Nv Method for measuring the roughness of a surface
DD127137A1 (en) * 1976-08-17 1977-09-07 Elektromat Veb DEVICE FOR COMPENSATING THE HEAT EFFECT ON ADJUSTING AND EXPOSURE DEVICES

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
06281906 A *
JP Patents Abstracts of Japan: 91-1088 A *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011086498B4 (en) 2011-11-16 2021-07-29 Werner Kroffl Projection system

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Legal Events

Date Code Title Description
R163 Identified publications notified
R207 Utility model specification

Effective date: 19980827

R156 Lapse of ip right after 3 years

Effective date: 20010201