1.portalºmparas multiple, which being especially applicable to multiple projectors of images on a screen arranged between the observer and the projection means, is essentially characterized because it is constituted from a solid body, conductive nature both electric and thermal in which there are cylindrical bores, all of them parallel to each other and intended to receive, each hole the coupling of the base of a lamp, through one of its mouthpieces, while the other mouthpiece is closed by means of a common dielectric plate for all the bores, in which electrical connection terminals for the lamps are inserted. (Machine-translation by Google Translate, not legally binding)
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