EP 0156627 A2 19851002 - Vacuum bag fluid flow guide.
Title (en)
Vacuum bag fluid flow guide.
Title (de)
Ausflussführng für Vakuumsack.
Title (fr)
Guide pour le vidage d'un sac sous vide rempli de liquide.
Publication
Application
Priority
- US 59260284 A 19840322
- US 63583684 A 19840730
Abstract (en)
An elongated strip of plastics in a flexible bag guides liquid in the bag to the bag outlet when a vacuum is applied to the outlet. The flow guide has structure which forms a plurality of interconnected spaces that in turn form flow paths in combination with the bag collapsing walls The guide can take many forms including a net-like configuration, a pattern of alternate recesses and projections on each face of a strip. woven material, open cell sponge like material @@@hed randomly oriented fibres, material having spaced air bubbles between strips of plastic, or other such structures that can form flow paths in combination with bag wall Also disclosed is a stretched flexible tube having a spiral slot formed therein to serve as a flow guifle Methods of making the bags and guides are further disclosed.
IPC 1-7
IPC 8 full level
B31B 19/90 (2006.01); B31B 23/00 (2006.01); B65B 61/18 (2006.01); B65D 77/06 (2006.01)
CPC (source: EP US)
B31B 70/00 (2017.07 - EP); B65B 61/186 (2013.01 - EP); B65D 77/06 (2013.01 - EP US); B31B 70/81 (2017.07 - EP); B31B 2155/00 (2017.07 - EP); B31B 2155/002 (2017.07 - EP); B31B 2160/10 (2017.07 - EP); B31B 2160/102 (2017.07 - EP US); B65D 2231/002 (2013.01 - EP)
Designated contracting state (EPC)
DE FR GB IT
DOCDB simple family (publication)
EP 0156627 A2 19851002; EP 0156627 A3 19870401; AU 4014485 A 19850926; AU 569942 B2 19880225
DOCDB simple family (application)
EP 85301956 A 19850321; AU 4014485 A 19850320