US2022324631A1PendingUtilityA1

Mailing envelope with padding

Assignee: WINKLER DUENNEBIER GMBHPriority: Jan 29, 2019Filed: Jul 17, 2020Published: Oct 13, 2022
Est. expiryJan 29, 2039(~12.5 yrs left)· nominal 20-yr term from priority
B65D 27/005B65D 27/16B65D 81/03
37
PatentIndex Score
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Claims

Abstract

A mailing envelope having two outer walls which form an outer envelope, are arranged essentially parallel to one another, enclose an interior space for accommodating an article and, on their inner side facing, the interior space, each have padding formed by a profiled inner all, is to be designed for a particularly small space requirement when stored or kept in the unfilled state. For this purpose, according to the invention, the profiles of the inner walls are matched to one another in such a way that they engage in one another when the interior is unfilled.

Claims

exact text as granted — not AI-modified
1 . A mailing envelope having two outer walls which form an outer envelope, are arranged essentially parallel to one another, enclose an inner space for accommodating, an article and, on their inner side facing the inner space, each have padding formed by a profiled inner wall, the profiles of the inner walls being matched to one another in such a way that they engage in one another when the inner space is unfilled. 
     
     
         2 . The mailing envelope of  claim 1 , whose inner walls forming the respective padding are designed in such a way that they form a number of cavities alone and/or in conjunction with a respectively associated outer wall of the two outer walls. 
     
     
         3 . The mailing envelope of  claim 2 , wherein the cavities are filled with a cushioning material. 
     
     
         4 . The mailing envelope according to  claim 1 , whose inner walls forming the padding are based on a cellulose material, preferably paper or cardboard. 
     
     
         5 . The mailing envelope according to  claim 1 , whose inner walls forming the padding are made of corrugated paper or corrugated cardboard and are aligned with one another with a direction of corrugation running essentially parallel to one another in such a way that in each case a corrugation crest of a first inner wall overlaps with a corrugation trough of a second inner wall. 
     
     
         6 . The mailing envelope according to  claim 5 , whose inner walls forming the padding are oriented with their corrugation direction substantially transverse to a longitudinal direction of the mailing envelope. 
     
     
         7 . The mailing envelope according to  claim 1 , whose inner walls forming the padding are each bonded to an outer wall associated therewith at their points of contact therewith. 
     
     
         8 . The mailing envelope according to  claim 7 , in which bonding of the inner walls to the outer wall associated with each of them is provided only for a partial area of the points of contact.

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