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Connecting apparatus and connecting method of web material

  • US 7,138,033 B2
  • Filed: 09/08/2004
  • Issued: 11/21/2006
  • Est. Priority Date: 09/09/2003
  • Status: Active Grant
First Claim
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1. A connecting apparatus for web material, comprising:

  • a pay-out means arranged so as to sequentially pay out first and second rolls of web material to which substantially a half area of a piece of connecting sheet is stuck at the tail end side thereof, anda connecting means, which connects the tail end side portion of the web material from one roll and the lead end side portion of the web material from another roll to each other, whereinsaid connecting means comprises a first holding means for holding the lead end side portion of the web material from a first roll, a second holding means for holding the lead end side portion of the web material from a second roll, a receiving table for holding the web material from the first and second rolls from a lower surface side thereof, and a pressuring means, wherein said pressuring means is disposed between the receiving table and said first holding means when the web material is paid out from said first roll of web material, and wherein said pressuring means is disposed between said receiving table and said second holding means when the web material is paid out from said second roll of web material, andsaid connecting means, when the tail end of the web material from said one roll reaches a predetermined position, in a state that the tail end and said lead end are aligned with each other, gives a pressing force via said pressurizing means to an upper surface side of the web material extending between the receiving table and either said first holding means or said second holding means, thereby connecting each of the web material from the first and second rolls via said connecting sheet.

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