Filter bag and method for the production thereof

Details Filter bag and method for the production thereof Filter bag and method for the production thereof

2006-12-15

2011-11-08

Hopkins, Robert A (Department: 1776)

Gas separation

Flexible or collapsible bag type

Seaming, reinforcing or bag structure

C055S524000, C055SDIG020, C055SDIG030, C055SDIG007, C156S199000, C156S200000, C156S201000, C156S202000, C156S203000, C264S145000, C264S159000, C264S160000, C264S171100, C264SDIG048

Reexamination Certificate

active

08052769

ABSTRACT:
A filter bag for a vacuum cleaner includes a tubular bag made of a casing which has at least one nonwoven layer. The casing has a first end region which is sealed at least partially and a second sealed end region situated opposite the first end region. The first end region is folded and forms a base.

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