US2007271878A1PendingUtilityA1

Apparatus And Process For Producing A Tabular Bag

37
Individually held — no corporate assignee on recordPriority: Dec 23, 2003Filed: Dec 22, 2004Published: Nov 29, 2007
Est. expiryDec 23, 2023(expired)· nominal 20-yr term from priority
Inventors:Peter HendriksRudolf Van Gulik
B65B 61/24B65B 61/28B65B 9/2042B65B 2220/12B65B 9/20
37
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Claims

Abstract

The present invention relates to an apparatus to bend a first and second cross seal of the bag made of a flexible packing material towards the side-wall. The present invention further relates to a packaging machine including the inventive apparatus and a method for producing a bag made of a flexible packaging material.

Claims

exact text as granted — not AI-modified
1 - 10 . (canceled)  
   
   
       11 . Apparatus to bend a first and a second cross seal ( 1 ,  2 ) of a bag ( 3 ), made of a flexible packaging material, towards the sidewall ( 5 ) with: 
 first means ( 4 ) to orient the first cross seal ( 2 ) towards the sidewall ( 5 ) of the bag, before it is transferred to the turning means ( 7 )    turning means ( 7 ) to fix and turn the bag upside down,    the turning means ( 7 ) comprising a plane ( 8 ) onto which the bag is dropped before it is fixed,    second means ( 6 ) to orient the second cross seal ( 1 ) towards the sidewall ( 5 ) of the bag after it has been turned upside down.    
   
   
       12 . Apparatus according to  claim 11 , characterized in that the turning means rotate by 180° back and forth.  
   
   
       13 . Apparatus according to  claim 11 , characterized in that the means ( 4 ,  6 ) are gas ejection means or mechanical means, preferably a plate.  
   
   
       14 . Packaging machine ( 1 ), especially vertical-type packaging machine, for producing tubular bags ( 3 ) from a foil ( 9 ) web, characterized in that it comprises an apparatus according to  claim 11 .  
   
   
       15 . Method to produce a bag ( 3 ) made of a flexible packaging material and filled with a packaging item, characterized in that it is turned while it is produced by a packaging machine according to  claim 14 .  
   
   
       16 . Method according to  claim 15 , characterized in that two cross seals ( 1 ,  2 ) of the bag are oriented towards the sidewall ( 5 ) of the bag.  
   
   
       17 . Method according to  claim 16 , characterized in that the shape of the bag is stabilized by the packaging item.  
   
   
       18 . Method according to  claim 16 , characterized in that the cross seals ( 1 ,  2 ) are bent towards the sidewall ( 5 ) of the bag ( 3 ) by the weight of the packaging item.

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