Method and machine for making foam cushions

US8936061B2 · kind B2 · utility

Assignee

• Storopack, Inc. · US

Inventors

• Kurt Allen · Minneapolis, US
• Raymond Cherfane · Stone Mountain, US
• Jean-Marc Slovencik · Saverne, FR
• Thomas Eckel · Dormagen, DE

Key dates

• Filing date: Aug 7, 2012
• Grant date: Jan 20, 2015
• Expiry date: Aug 7, 2032

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/24496
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

A machine for forming foam cushions comprises a web of film comprising a pair of film panels positioned face to face and having first and second lengthwise edges, and first and second foam dispensing assemblies positioned to dispense foam between the film panels, each foam dispensing assembly comprising first and second valves that dispense first and second foam components, respectively, the valves positioned so that respective foam component streams exiting the valves intersect.