Foam cushion molding system and method

Details Foam cushion molding system and method Foam cushion molding system and method

B - Operations, Transporting

29

C

B29C 44/18 (2006.01) B29C 44/34 (2006.01) B29C 44/60 (2006.01) B65B 55/20 (2006.01) B65D 81/05 (2006.01)

Patent

CA 2586795

A molding system for foam-in-bag cushions comprises a mold defining a mold cavity, an air plenum separate from the mold cavity, a plurality of air passages that connect the mold cavity to the air plenum, and at least one port connected to the air plenum. The mold cavity has an open side and the mold includes a door that is movable between a closed position closing the open side of the mold cavity and an open position allowing a cushion to enter and exit through the open side. The system further comprises a pneumatic vacuum/blowout system connected with the at least one port. The vacuum/blowout system comprises a vacuum source, an air tank containing pressurized air, and a vacuum/blowout valve structured and arranged to alternately couple the at least one port either to the vacuum source or to the air tank.

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