Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 5, 2011
Patent Application Number
12016301
Date Filed
January 18, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
To increase the capacity of an extension attachment for a bulk material container comprising a frame (32) and a plurality of flaps (33, 34) linked to the frame (32), which are capable of swivelling and, in a swivelled-out position, surround an internal space (31) of the extension attachment, the internal surface (28) facing the internal space (31) of at least of one of the flaps (33) has a concave shape in the swivelled-out position.
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