Apparatus for the intermittent transport of workpieces, especially for the feeding of wrappers, labels, or the like in wrapping machines

Claim 1

AN APPARATUS FOR THE INTERMITTENT TRANSPORT OF WORKPIECES PARTICULARLY WRAPPING MATERIAL, LABELS OR THE LIKE COMPRISING A BRACKET, A HOUSING SECURED TO SAID BRACKET AND INCLUDING TWO SHELLS HAVING AN OPEN SIDE, SAID SHELLS BEING DISPOSED SUBTANTIALLY PARALLEL RELATIVE TO EACH OTHER AND SAID OPEN SIDES THEREOF FACING EACH OTHER, EACH OF SAID SHELLS HAVING A LONGITUDINAL GROOVE, A PLURALITY OF TRUCKS GUIDED BY AND MOVABLE ALONG SAID GROOVES, EACH OF SAID TRUCKS INCLUDING A WORKPIECE HOLDER AND DEFINING A SLOT DISPOSED TRANSVERSELY TO THE DIRECTION OKF MOVEMENT OF SAID TRUCKS, SPROCKETS MOUNTED IN SAID SHELLS TO FORM GUIDE MEMBERS, AT LEAST ONE CONVEYOR MEMBER PASSIGN OVER SAID SPROCKETS AND HAVING AN ATTACHMENT DISPOSED IN SCUCESSION RELATIVE TO EACH OTHER AND RECEIVED IN SAID SLOT OF SAID TRUCKS DURIGN MOVEMENT OF THE LATTER BY SAID CONVEYOR MEMBER AND REMOVED FROM SAID SLOT TO FORM A REST STATION FOR SAID TRUCKS, UNTIL THE ATTACHMENT OF A FOLLOWING ONE OF SAID CONVEYOR MEMBERS ENTERS THE SLOT OF SAID CORRESPONDING OF SIAD TRUCKS TO JOIN THE LATTER WITH THE MOVEMENT OF SAID CONVEYOR MEMBERS, SAID ATTACHMENTS BEING SPACED APART ON SAID CONVEYOR MEMBERS FOR A PREDETERMINED LENGTH, IN ORDER TO VARY THE DURATION OF SAID REST PERIOOD, MEANS DISPOSED IN SAID REST STATIONS FOR OPENING SAID WORKPIECE HOLDER, AND INCLUDING MEANS FOR SUPPORTING SAID WORKPIECE DURING THE OPEN POSITION OF SAID WORKPIECE HOLDER, SIAD CONVEYOR MEMBES FORMING SAID REST STATION COMPRISES AT LEAST ONE CONVEYOR CHAIN, AND SAID ATTACHMENTS FOR SAID TRUCKS COMPRISE ROLLERS RECEIVED IN SAID SLOTS OF SAID TRUCKS.

Claim 2

AN APPARATUS FOR THE INTERMITTENT TRANSPORT OF WORKPIECES PARTICULARLY WRAPPING MATERIAL, LABELS OR THE LIKE COMPRISING A BRACKET, A HOUSING SECURED TO SAID BRACKET AND INCLUDING TWO SHELLS HAVING AN OPEN SIDE, SAID SHELLS BEING DISPOSED SUBTANTIALLY PARALLEL RELATIVE TO EACH OTHER AND SAID OPEN SIDES THEREOF FACING EACH OTHER, EACH OF SAID SHELLS HAVING A LONGITUDINAL GROOVE, A PLURALITY OF TRUCKS GUIDED BY AND MOVABLE ALONG SAID GROOVES, EACH OF SAID TRUCKS INCLUDING A WORKPIECE HOLDER AND DEFINING A SLOT DISPOSED TRANSVERSELY TO THE DIRECTION OKF MOVEMENT OF SAID TRUCKS, SPROCKETS MOUNTED IN SAID SHELLS TO FORM GUIDE MEMBERS, AT LEAST ONE CONVEYOR MEMBER PASSIGN OVER SAID SPROCKETS AND HAVING AN ATTACHMENT DISPOSED IN SCUCESSION RELATIVE TO EACH OTHER AND RECEIVED IN SAID SLOT OF SAID TRUCKS DURIGN MOVEMENT OF THE LATTER BY SAID CONVEYOR MEMBER AND REMOVED FROM SAID SLOT TO FORM A REST STATION FOR SAID TRUCKS, UNTIL THE ATTACHMENT OF A FOLLOWING ONE OF SAID CONVEYOR MEMBERS ENTERS THE SLOT OF SAID CORRESPONDING OF SIAD TRUCKS TO JOIN THE LATTER WITH THE MOVEMENT OF SAID CONVEYOR MEMBERS, SAID ATTACHMENTS BEING SPACED APART ON SAID CONVEYOR MEMBERS FOR A PREDETERMINED LENGTH, IN ORDER TO VARY THE DURATION OF SAID REST PERIOOD, MEANS DISPOSED IN SAID REST STATIONS FOR OPENING SAID WORKPIECE HOLDER, AND INCLUDING MEANS FOR SUPPORTING SAID WORKPIECE DURING THE OPEN POSITION OF SAID WORKPIECE HOLDER, SIAD CONVEYOR MEMBES FORMING SAID REST STATION COMPRISES AT LEAST ONE CONVEYOR CHAIN, AND SAID ATTACHMENTS FOR SAID TRUCKS COMPRISE ROLLERS RECEIVED IN SAID SLOTS OF SAID TRUCKS.