Folding thin material

BPERFORMING OPERATIONS TRANSPORTING B65Thin material handling B65HHANDLING THIN OR FILAMENTARY MATERIAL

B65H45/00Folding thin material

B65H45/02Folding limp material without application of pressure to define or form crease lines B65H45/04Folding sheets B65H45/06Folding webs B65H45/08longitudinally B65H45/09Doubling B65H45/10transversely B65H45/101in combination with laying B65H45/1015Folding webs provided with predefined fold lines; Refolding prefolded webs B65H45/103by a carriage which reciprocates above the laying station B65H45/105coacting with fold holders B65H45/107by means of swinging or reciprocating guide bars B65H45/109Registering or counting the folds Detecting irregularities in the zig-zag pile B65H45/12Folding articles or webs with application of pressure to define or form crease lines B65H45/14Buckling folders B65H45/141with noise reducing means B65H45/142Pocket-type folders B65H45/144Pockets or stops therefor B65H45/145circular pockets B65H45/147folding rollers therefor B65H45/148diverters therefor B65H45/16Rotary folders B65H45/161Flying tuck folders B65H45/162with folding jaw cylinders B65H45/163Details of folding jaws therefor B65H45/164Details of folding blades therefor B65H45/165Details of sheet gripping means therefor B65H45/166having an adjustable circumference B65H45/167having associated sheet guide means B65H45/168having changeable mode of operation B65H45/18Oscillating or reciprocating blade folders B65H45/20Zig-zag folders B65H45/22Longitudinal folders B65H45/221incorporating folding triangles B65H45/223Details of folding triangles B65H45/225Arrangements of folding triangles B65H45/226Positional adjustment of folding triangles B65H45/228Zig-zag folders B65H45/24Interfolding sheets B65H45/26Folding in combination with unpiling B65H45/28Folding in combination with cutting B65H45/30Folding in combination with creasing, smoothing or application of adhesive