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Publication of BE672543ApublicationCriticalpatent/BE672543A/fr
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
B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
B29C51/26—Component parts, details or accessories; Auxiliary operations
B29C51/42—Heating or cooling
B29C51/421—Heating or cooling of preforms, specially adapted for thermoforming
B29C51/422—Heating or cooling of preforms, specially adapted for thermoforming to produce a temperature differential
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
B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Blow-Moulding Or Thermoforming Of Plastics Or The Like
(AREA)
Procede et appareillage de thermoformage et d'extraction d'objets creux munis d'un fond a partir d'une bande de matiere thermoplastique.
Procede de realisation d'une piece en matiere plastique renforcee par surmoulage d'une feuille de renforcement, dispositif pour la mise en oeuvre de ce procede et chaine de fabrication comprenant ce dispositif
Procede et dispositif pour la confection de pieces moulees a partir de nappes planes de fibres non orientees, de preference de fibres de cellulose ou de lignocellulose pourvues d'un liant
Procede de realisation d'une liasse apte a la formation d'au moins un classeur a soufflet, et machine pour la mise en oeuvre d'un tel procede
Procede de moulage par injection de bacs en matiere plastique pour batteries et accumulateurs electriques et moule pour la mise en oeuvre de ce procede
Dispositif pour la fabrication par injection d'un article bicolore ou comportant deux matieres ainsi qu'installation munie d'un tel dispositif et article tel qu'article chaussant fabrique a l'aide de ce dispositif ou de cette installation