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Method for forming sleeves

  • US 5,492,588 A
  • Filed: 03/28/1994
  • Issued: 02/20/1996
  • Est. Priority Date: 03/28/1994
  • Status: Expired due to Term
First Claim
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1. In a method of forming sleeves from overlapping webs wherein the webs are sealed together and severed along lines extending at acute angles across the webs with adjacent lines extending at opposed angles to form a sleeve between each pair of lines having one end larger than the other end, the improvement comprising:

  • twisting the webs first in one direction, when one seal is made, then in the opposite direction when a next seal is made, whereby all of the sleeves are oriented in the same direction when produced.

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