A kind of vacuum bag using double rib pressing structures

A kind of vacuum bag using double rib pressing structures

  • CN 208,715,851 U
  • Filed: 08/18/2018
  • Issued: 04/09/2019
  • Est. Priority Date: 08/18/2018
  • Status: Active Grant
First Claim
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1. a kind of vacuum bag using double rib pressing structures, including bag body (1), the bag body (1) include anterior bag piece (11), afterBag webs (12) and intermediate connection sheet (13), the intermediate connection sheet (13) are set to the top of bag body (1), the intermediate connection sheetIt (13) include the first joint face (131) and the second joint face (132), first joint face (131) and the second joint face (132)Two sides one section of hot pressing with the anterior bag piece (11) and back bag piece (12) two sides respectively, the anterior bag piece (11) and afterAnother section of bag webs (12) two sides also hot pressing and form bag body (1), the top margin and anterior bag piece of first joint face (131)(11) it is formed with sack (2) between top margin, the sealing strip (3) for sealing is equipped at the bag body (1) upper bag mouth (2),The sealing strip (3) and bag body (1) connects by the first pressed rib (4), the top margin of second joint face (132) with it is described afterThe top margin hot pressing of bag webs (12) and be formed with the second pressed rib (5), it is characterised in that:

  • the quantity of first pressed rib (4)It is at least two, the quantity of second pressed rib (5) is at least two.

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