• Patent Title: Method and machine for making absorbent sanitary articles
  • Application No.: US14438831
    Application Date: 2013-11-11
  • Publication No.: US09750645B2
    Publication Date: 2017-09-05
  • Inventor: Matteo PiantoniAlberto Perego
  • Applicant: GDM S.p.A.
  • Applicant Address: IT Bologna
  • Assignee: GDM S.P.A.
  • Current Assignee: GDM S.P.A.
  • Current Assignee Address: IT Bologna
  • Agency: Shuttleworth & Ingersoll, PLC
  • Agent Timothy Klima
  • Priority: ITBO2012A0630 20121116
  • International Application: PCT/IB2013/060058 WO 20131111
  • International Announcement: WO2014/076626 WO 20140522
  • Main IPC: A61F13/15
  • IPC: A61F13/15
Method and machine for making absorbent sanitary articles
Abstract:
In a method for making absorbent sanitary articles, each absorbent article includes a pair of side tabs fed from a single continuous tape divided by oblique cuts into first and second series of side tabs oriented in opposite directions. The side tabs of the first and second series are then fed along a first path and along a second path, respectively and are first rotated by 180° and then combined and transferred separately along a third, common path along which each tab of the first series has a respective tab of the second series placed alongside it to form a pair of side tabs. At least one of the side tabs of each pair is moved sideways such that each pair of side tabs is applied to a continuous web of material at a predetermined spacing.
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