초록 ▼

An apparatus is disclosed for automatically molding defined three-dimensional foam cushions. The apparatus comprises means for preparing a bag from plastic film material and for enclosing a foamable composition in the plastic bag, means for concurrently aligning a mold with the plastic bag and the b

An apparatus is disclosed for automatically molding defined three-dimensional foam cushions. The apparatus comprises means for preparing a bag from plastic film material and for enclosing a foamable composition in the plastic bag, means for concurrently aligning a mold with the plastic bag and the bag preparing means, means for placing the bag containing the foamable composition into the aligned mold as the foamable composition begins to form foam, and means for maintaining the bag in the mold until the foamable composition has substantially finished forming foam in a shape conforming to the mold.

대표청구항 ▼

[ That which is claimed is:] [1.] An apparatus for automatically molding defined three-dimensional foam cushions, and comprising:means for preparing a bag from solidified plastic film material and for enclosing a foamable composition in the plastic bag, said bag preparing means including means for a

[ That which is claimed is:] [1.] An apparatus for automatically molding defined three-dimensional foam cushions, and comprising:means for preparing a bag from solidified plastic film material and for enclosing a foamable composition in the plastic bag, said bag preparing means including means for automatically withdrawing the solidified plastic film material from a stock supply, means for automatically manipulating the plastic film material to position portions thereof in parallel, adjacent relation, and means for automatically sealing the plastic film portions together at selected locations to form the plastic bag;means for automatically moving a mold into alignment with the plastic bag and the bag preparing means concurrently with the preparation of the bag by the bag preparing means;means for automatically placing the bag containing the foamable composition into said aligned mold as the foamable composition begins to form foam; andmeans for maintaining the bag in said mold until the foamable composition has substantially finished forming foam in a shape conforming to said mold.