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.)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Priority to ES0240758ApriorityCriticalpatent/ES240758A1/en
Publication of ES240758A1publicationCriticalpatent/ES240758A1/en
Press mold device comprising an upper block and a lower block which are secured to them, thin matrices, preferably made galvanically, supported throughout their length, designed for the pressing of articles of thermo-adjustable plastic or thermoplastics, more particularly for the pressing of phonograph records, with protrusions of the upper die and of the lower die related to one another externally when the press mold is closed, to form a closed mold cavity, while the dies themselves extend beyond of the projections and are secured to the blocks by means of clamping pieces, characterized by the fact that in the closed pressing mold, the distance between the upper matrix and the lower matrix outside the projections is greater than the maximum thickness of the protrusion. Article that must be pressed. (Machine-translation by Google Translate, not legally binding)
ES0240758A1958-03-151958-03-15A device of pressed mold (Machine-translation by Google Translate, not legally binding)
ExpiredES240758A1
(en)