identification

[armystuff]

hi guys :tinysmile_shy_t:
thing this is military ? not sure
some kind of pump
do any BOCN members have any ideas what this could be ??
and the meaning of GCL withe crown
on the item it says made in germany
nordtmeyer -berkefeld

 

[eod si]

i believe it is a water purifier/pump.

a cross between this...

http://www.google.co.uk/patents?id=...6MDbBQ&sa=X&oi=book_result&ct=result&resnum=1

and this...

[ame="http://en.wikipedia.org/wiki/Berkefeld_filter"]Berkefeld filter - Wikipedia, the free encyclopedia@@AMEPARAM@@/wiki/File:Schematic_diagram_of_a_Bakerfeld_filter.JPG" class="image"><img alt="" src="http://upload.wikimedia.org/wikipedia/commons/thumb/0/09/Schematic_diagram_of_a_Bakerfeld_filter.JPG/180px-Schematic_diagram_of_a_Bakerfeld_filter.JPG"@@AMEPARAM@@commons/thumb/0/09/Schematic_diagram_of_a_Bakerfeld_filter.JPG/180px-Schematic_diagram_of_a_Bakerfeld_filter.JPG[/ame]

hope you find this usefull.