Patent ID: 6045493
Filing Date: 2000-04-04
Classification: B31B,B65H,Y10S

Abstract:
An apparatus for intermittently and successively feeding sheet materials such as plastic bags into a plurality of sheet material processing stations which are spaced from each other along the feeding passage of sheet material, said apparatus comprising:movable elongated member means extending parallel to the feeding direction of sheet material, said movable elongated member means including seat product holding means for holding and releasing said sheet materials;fixed elongated member means extending parallel to said feeding direction of sheet material and disposed side by side with said movable elongated member means, said fixed elongated member means including sheet material holding means for holding and releasing said sheet materials;drive means connected to said movable elongated member means, said movable elongated member being reciprocatingly moved in said feeding direction of sheet material by said drive means at a stroke corresponding to the distance between said processing stations; andactivating means for activating said holding means of the movable and fixed elongated member means so that said sheet materials are held by said holding means of the movable elongated member means and released from said holding means of the fixed elongated member means when said movable elongated member means is forwardly moved, said sheet materials being held by said holding means of the fixed elongated member means and released from said holding means of the movable member means when said movable member means is reversely and backwardly moved.