Foam slush molding apparatus

Details Foam slush molding apparatus Foam slush molding apparatus

B - Operations, Transporting

29

C

18/673

B29C 41/18 (2006.01) B29C 35/04 (2006.01) B29C 39/38 (2006.01) B29C 44/04 (2006.01) B29C 33/04 (2006.01) B29C 37/00 (2006.01)

Patent

CA 1274062

ABSTRACT The foam slush molding apparatus of this invention comprises a mold, a hot air jacket, and a heat retaining hood. The hot air jacket and the heat retaining hood are provided along and a certain distance apart from the molding surface on which a resin is heated and fused. The molding surface and the jacket form a first hot air chamber for heating, and the jacket and the heat retaining hood form a second hot air chamber for heat retention. Switching means are provided for diverting hot air alternately and controllably to said first hot air duct and to said second hot air duct. The apparatus permits uniform heating and foaming with an efficient molding cycle.

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