DE7541079U - ADAPTATION MASKS FOR 7X7 SLIDE PROJECTORS - Google Patents

ADAPTATION MASKS FOR 7X7 SLIDE PROJECTORS

Info

Publication number
DE7541079U
DE7541079U DE19757541079 DE7541079U DE7541079U DE 7541079 U DE7541079 U DE 7541079U DE 19757541079 DE19757541079 DE 19757541079 DE 7541079 U DE7541079 U DE 7541079U DE 7541079 U DE7541079 U DE 7541079U
Authority
DE
Germany
Prior art keywords
masks
adaptation
slide
slide projectors
adhesive
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
Application number
DE19757541079
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.)
Egner Claus Dipl-Ing Dipl-Wirtsch- Ing Dr 5100 Aachen
Original Assignee
Egner Claus Dipl-Ing Dipl-Wirtsch- Ing Dr 5100 Aachen
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 Egner Claus Dipl-Ing Dipl-Wirtsch- Ing Dr 5100 Aachen filed Critical Egner Claus Dipl-Ing Dipl-Wirtsch- Ing Dr 5100 Aachen
Priority to DE19757541079 priority Critical patent/DE7541079U/en
Publication of DE7541079U publication Critical patent/DE7541079U/en
Expired legal-status Critical Current

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  • Overhead Projectors And Projection Screens (AREA)

Description

' ι'ι

■ I ■ I

9 I * 9 I *

j Dr. Dipl.-ing. Dipl.-Wirtschaftsing. Claus Egnerj Dr. Dipl.-ing. Dipl.-Wirtschaftsing. Claus Egner

5100 Aachen Wirishsbongardstr. 35100 Aachen Wirishsbongardstr. 3

"Adaptionsmasken für 7x7-D±aprojekt-oren""Adaptation masks for 7x7-D ± aproject-oren"

\ Vorliegende Erfindung betrifft Adaptionsmasken, die nach er The present invention relates to adaptation masks which, according to he

folgter beidlseitiger Glasrahmung in 7x7-Diaprojektoren einsetzbar sind und! eine universelle Verwendung aller gebräuchlicherThe following glass framing on both sides can be used in 7x7 slide projectors are and! a universal use of all common ones

Diaformate erlauben·Allow slide formats

Eine Verwendung unterschiedlicher Diaformate in einem einfachen Diaprojektor findet bisher nur bei kleineren Diaformaten statt.A use of different slide formats in a simple slide projector has so far only taken place with smaller slide formats.

Der vorliegenden Erfindung liegt die Aufgabe zugrunde, Dias unterschiedlicher, gebräuchlicher Nenngrößen für den Einsatz in einem 7x7-Diaprojektor verfügbar zu machen. Diese Aufgabe wird erfindungsmäßig dadurch gelöst, daß die für die Aufnahme des Dias vorgesehene Adaptionsaaske in ihrem Innenmaß den jeweiligen Nennweiten der Dias entspricht, während sie in ihrem Außenmaß den Erfordernissen des 7x7-Diaprojektοrs genügt.The present invention is based on the object of producing slides of different, common nominal sizes for use in a 7x7 slide projector. This task will According to the invention achieved in that the adaptation mask provided for taking up the slide corresponds to the respective inside dimensions The nominal width of the slides corresponds, while its external dimensions meet the requirements of the 7x7 slide projector.

Als Herstellungsmaterial dient vorzugsweise verstärktes Papier; eine Verwendung anderer Materialien wie z.B. undurchsichtige Folien aus Plastik etc kommt ebenfalls in Betracht*Reinforced paper is preferably used as the manufacturing material; the use of other materials such as opaque Foils made of plastic etc are also possible *

Ein Ausführungsbeispiel der Erfindung zeigt die beigefügte Zeichnung. Es stellen dar:An embodiment of the invention is shown in the accompanying drawing. They represent:

Fig.l - Adaptionsmaske in geschlossener, d.h. zusammengeklappter Form,Fig.l - Adaptation mask in closed, i.e. folded Shape,

Fig.2 - Adaptionsmaske in aufgeklappter Ansicht. AlB besonderes Merkmal verfügen die Innenseiten der Maske über haftende bzw. selbsthaftende Gummierungsschichten (l), wodurch ein sicheres Fixieren des einzulegenden Dias gewährleistet wird·Fig. 2 - Adaptation mask in an opened view. The inside of the mask has a special feature Adhesive or self-adhesive rubber coating (l), which ensures that the slide to be inserted is securely fixed

Der besondere Vorzug des Erfindungsgegenstandes ist in seiner universellen Verwendbarkeit zu sehen. Durch den Einsatz sämtlicher gebräuchlicher Diaformate in einem Diaprojektor kann ökonomisch betrachtet eine wesentlich bessere Nutzung erzielt werden.The particular advantage of the subject matter of the invention is to be seen in its universal usability. Through the use of all Conventional slide formats in a slide projector can, from an economic point of view, be used significantly better.

7541079 29.04.767541079 04/29/76

Claims (1)

1 ItII I t I S chutzaneprüche:1 ItII I t I Protection claims: 1. Adaptionsmasken für 7x7-Diaprojektoren, vorgesehen für beidseitige Verglasung, dadurch gekennzeichnet, daß die Innenausschnitfce der Masken in ihren Maßen kleineren gebräuchlichen Diaformaten entsprechen, während ihre Außenmaße den Erfordernissen eines T^-Biaprojektors entsprechen·1. Adaptation masks for 7x7 slide projectors, intended for double-sided Glazing, characterized in that the interior cut-out The dimensions of the masks correspond to smaller, common slide formats, while their external dimensions meet the requirements correspond to a T ^ -Biaprojector £« Adaptionsmasken für 7x7~Diap*'O3ektoiten nach Anspruch 1, dadurch gekennzeichnet, daß sie gemäß einer Ausführungsform als Klappmasken hergestellt werden, die auf ihren Innenseiten mit einer haftenden bzw· selbsthaftenden; Gummierungsschicht ausgestattet sind*Adaptation masks for 7x7 diap * 'o3ectoites according to claim 1, characterized in that, according to one embodiment are produced as folding masks which have an adhesive or self-adhesive; Gumming layer are equipped * J. Adaptionsmasken für 7x7-Diaprojektoren nach Anspruch 1, dadurch gekennzeichnet, daß sie vorzugsweise aus Papier oder einem anderen geeigneten Material hergestellt werden.J. Adaptation masks for 7x7 slide projectors according to claim 1, characterized in that they are preferably made of paper or some other suitable material. 7541079 Z9.04.767541079 Z9.04.76
DE19757541079 1975-12-23 1975-12-23 ADAPTATION MASKS FOR 7X7 SLIDE PROJECTORS Expired DE7541079U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19757541079 DE7541079U (en) 1975-12-23 1975-12-23 ADAPTATION MASKS FOR 7X7 SLIDE PROJECTORS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19757541079 DE7541079U (en) 1975-12-23 1975-12-23 ADAPTATION MASKS FOR 7X7 SLIDE PROJECTORS

Publications (1)

Publication Number Publication Date
DE7541079U true DE7541079U (en) 1976-04-29

Family

ID=31964509

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19757541079 Expired DE7541079U (en) 1975-12-23 1975-12-23 ADAPTATION MASKS FOR 7X7 SLIDE PROJECTORS

Country Status (1)

Country Link
DE (1) DE7541079U (en)

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