|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B65G-057/08 B65H-029/40 B65H-031/32|
|미국특허분류(USC)||414/50 ; 198/644 ; 198/692 ; 271/70|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 10 인용 특허 : 5|
Disclosed is a rotary vacuum arm bag or sheet transferring and stacking device and a stack-handling system enabling an indexing of counted bag stacks. The transferring device grasps and retains the bags adjacent margins transverse to the direction of web advance while at least a portion of the opposed margins parallel to such directions are spaced inwardly from the arms to define a slot or gap thru which stack-retaining fingers project contributing to remove a bag from a pair of arms and retaining the bag in a stack wherein respective margins overlie eac...
A sheet stacking and stack transferring apparatus comprising: means for accumulating a succession of sheets, means for retaining the sheets at said accumulating means in a registered stack, means operable for displacing said retaining means from said accumulating means when a predetermined number of sheets have been stacked on said retaining means, means including a temporary sheet retaining means positioned at said accumulating means for partially accumulating at least one sheet of a succeeding stack while the stack having the predetermined number of sh...