Inventor
HUEWELMANN HELMUT
DE9 patents
Patents
9 patentsUS5375396ADec 27, 1994
Apparatus for filling unilaterally open sacks
WINDMOELLER & HOELSCHER37 citations91
US4873815AOct 17, 1989
Apparatus for filling and closing sacks which are open at one end
WINDMOELLER & HOELSCHER38 citations91
US4305241ADec 15, 1981
Method and apparatus for suspending large sacks from the filling funnel of a sack-filling apparatus
WINDMOELLER & HOELSCHER8 citations73
US4580391AApr 8, 1986
Apparatus for infolding laterally protruding wings of a filled sack onto adhesive strips provided on the top of the sack
WINDMOELLER & HOELSCHER11 citations68
US4913765AApr 3, 1990
Apparatus for making bags or sacks from a preferably gusseted continuous tubular film of thermoplastic plastic
WINDMOELLER & HOELSCHER6 citations62
US4574560AMar 11, 1986
Apparatus for closing filled sacks
WINDMOELLER & HOELSCHER3 citations62
US4257209AMar 24, 1981
Apparatus for gathering the flattened filling ends of filled large sacks by means of zig-zag folding
WINDMOELLER & HOELSCHER5 citations62
US4257210AMar 24, 1981
Apparatus for laterally turning over the flattened filling end of filled large sacks for preparing the sack closure
WINDMOELLER & HOELSCHER5 citations62
US4258524AMar 31, 1981
Apparatus for folding onto themselves the flattened filling apertures of large sacks and for closing same by closure strips
WINDMOELLER & HOELSCHER1 citations51