(19)
(11) EP 2 047 765 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
20.11.2013 Bulletin 2013/47

(43) Date of publication A2:
15.04.2009 Bulletin 2009/16

(21) Application number: 08172855.2

(22) Date of filing: 22.03.2005
(51) International Patent Classification (IPC): 
A44B 19/42(2006.01)
(84) Designated Contracting States:
DE FR GB IT PL

(30) Priority: 24.03.2004 GB 0406626

(62) Application number of the earlier application in accordance with Art. 76 EPC:
05729432.4 / 1737311

(71) Applicant: Illinois Tool Works Inc.
Glenview, IL 60026 (US)

(72) Inventor:
  • Leighton, Murray Edward Bruce
    Harrogate, North Yorkshire HG1 3EH (GB)

(74) Representative: WP Thompson 
55 Drury Lane
London WC2B 5SQ
London WC2B 5SQ (GB)

   


(54) Application of zipper lengths to a web


(57) The apparatus comprises a rotary turret 18 having circumferentially spaced grooves 30a, 30b, 30c for receiving pre-cut lengths of zipper 58 consisting of first and second interengageable profile strips. Sliders 46 for engaging and re-engaging the profiles are mounted on the zipper lengths by a rotary slider applicator 42. A web 12 of plastics material is fed beneath the turret 18 and receives the zipper lengths which are secured to the web by a heated sealing bar 60. The web with zippers attached is fed to a form-fill-seal machine 20 on which the web is formed into individual bags which are filled and separated from one another.







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Search report