B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 49/56 (2006.01) B29C 33/20 (2006.01) B29C 49/04 (2006.01)
Patent
CA 2362724
The invention concerns a moulding unit comprising a two-part mould, each mould-half 12) being borne by a support (17) of the type wherein the two supports are capable of being moved between an open position and a closed position wherein the supports are linked with each other by locking means, and of the type wherein the moulding unit includes line pressure compensating means thrusting transversely at least one of the mould-halves (12) towards the other. The invention is characterised in that the line pressure compensating means are designed in the form of an inflatable flexible cushion (30) interposed between a rear surface of the mould-half (12) concerned and a front surface of the associated support (17).
L'invention propose une unité de moulage comportant un moule en deux parties, chaque demi-moule (12) étant porté par un support (17), du type dans lequel les deux supports sont susceptibles d'être déplacés entre une position ouverte et une position fermée dans laquelle les supports sont liés l'un à l'autre par des moyens de verrouillage, et du type dans lequel l'unité de moulage comporte, des moyens de compensation à pression de fluide qui poussent transversalement au poins un des demi-moules (12) en direction de l'autre, caractérisée en ce que les moyens de compensation à pression de fluide sont réalisés sous la forme d'un coussin souple gonflable (30) interposé entre une face arrière du demi- moule (12) considéré et une face avant du support associé (17).
Derouault Philippe
Lemaistre Eric
Goudreau Gage Dubuc
Sidel
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