Kontinuierliches Rotationsverfahren zur dreidimensionalen Formgestaltung der Oberfläche von Polstern als Schaumstoff

• Main Authors: STURGILL, LEWIS, DE JESUS MUNOZ CONTRERAS, JOSE, BARR, ARTHUR
• Format: Patent
• Language: German
• Published: 06.05.2010
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; CHAIRS FOR DENTISTRY; CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING,CUTTING-OUT, STAMPING-OUT OR SEVERING; FUNERAL DEVICES; HAND CUTTING TOOLS; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; OPERATING TABLES OR CHAIRS; PERFORMING OPERATIONS; SEVERING; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORT OR ACCOMODATION FOR PATIENTS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Three-dimensionally shaped synthetic foam surfaces are made by pressing an originally plane surface (26) of a foam slab (20) against a die (12) having raised die portions (28) corresponding to desired raised portions (42) on the shaped surface separated by die depressions (30) corresponding to desir...