Film material for air-filled packing cushions
Patent Information
- Authority / Receiving Office
- US · United States
- Patent Type
- Applications(United States)
- Current Assignee / Owner
- PREGIS INNOVATIVE PACKAGING
- Publication Date
- 2005-11-03
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
BACKGROUND OF THE INVENTION
[0001] This invention relates to methods and apparatus for inflating and sealing pillows in packaging.
[0002] This invention relates particularly to the construction and operation of a machine which is small enough to be installed for operation on site where articles packaged for transport are placed in shipping containers with protective inflated pillow-type strip packaging.
[0003] This invention relates particularly to a machine which is compact in overall size, which can be conveniently operated to produce varied lengths of strips of inflated pillow-type packaging as needed, which can begin production of inflated pillow-type strip packaging immediately after being held out of a production cycle for some period of time and which applies a heated sealing element directly to and in sliding contact with a web of film to securely seal the inlet port of an inflated pillow while the pillow is under pressure and as the web of film is continuously and uninterru...