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Publication of BE690884ApublicationCriticalpatent/BE690884A/fr
B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
B—PERFORMING OPERATIONS; TRANSPORTING
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
B29C33/00—Moulds or cores; Details thereof or accessories therefor
Vorrichtung zum Ausstanzen und Entfernen eines Abfallbutzens von zu einem Packen zusammengefaßter Tragetaschen oder Beuteln aus Kunststoffolie, insbesondere im Zuge der Herstellung von Knotenbeuteln
Mehrfach wirkende Exzenterpresse zur Herstellung von aus mehreren ausgestanzten Teilen zusammengesetzten Gegenstaenden, insbesondere zur Herstellung von Blechknoepfen