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Individual
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Priority to ES1971173934UpriorityCriticalpatent/ES173934Y/en
Publication of ES173934UpublicationCriticalpatent/ES173934U/en
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Publication of ES173934YpublicationCriticalpatent/ES173934Y/en
Apparatus for drawing of chance, characterized in that it is constituted by a straight support, which at its ends has a sharp angle bend, and another obtuse, in the first of which it is attached to a fixing device on the tabletop, and in the second it supports a rectangular plate, with holes in the corners for the passage of balanced suspension braces, of the carrier tray of the sheets on which it is drawn; when assembled, a perpendicular piece is slid along this support, which at its end has the axis of rotation of a rocker, a carrier at one end of the replaceable element that traces the drawing, and at the other a counterweight with a variable position, that regulates the pressure of the layout. (Machine-translation by Google Translate, not legally binding)
ES1971173934U1971-10-051971-10-05
PERFECTED SUPPORT CASE.
ExpiredES173934Y
(en)
Device for raising and lowering devices whose height needs to be adjusted, such as, for example, drawing boards, cinematographic darkrooms, chi-ray devices, tables and chairs, this result being obtained using a single column carrying the object to be moved
A device for the oscillating suspension of elements portadocumentos (folders, "dossier", fast archivers, drawings and similar) of a single bar of sustainability (Machine-translation by Google Translate, not legally binding)