Heated tool, esp. metal band, for welding of plastic, e.g. polyethylene@ - comprises flexible band which deflects to give reduced pressure at edges, improving weld strength and avoiding penetration and extrusion
DE3918639A1
Clamping device for holding and transporting bags - has both clamping jaws opening onto same side for easier handling of goods
DE3832275A1
Process and apparatus for attaching cardboard riders to filled plastic bags
US4854563A
Support unit
EP0269905A2
Lifting cylinder unit
EP0134398A1
Modular piston-driven Actuator
DE3411404A1
Lifting cylinder
DE3330933A1
Lift cylinder unit
DE3326616A1
Gripper device for thin films
DE3234877A1
Process for the production of tubular bags
DE2727391A1
Package prodn., filling and sealing machine - forms pack consisting of board rear wall and plastics foil cover sleeve filled during forward movement and sealed
DE2610883A1
Filled hose bags with riders - have open ends of half hose shaped bag and rider material joined together and formed bags are filled and closed
DE2365023A1
Drive for packing machine - has device for variably controlling movement of welding tool over foil strip
FR2220992A5
Process for making sacks from flexible tube - involves spreading tube out flat and passing it over pipe and shoulder
DE2304858A1
Flexible bag - with opening closed by beading parts placed one within the other
