Method and a device to paste a strip tape onto a packaging web equipped with a liquid pouring hole
Patent 4986859 Issued on January 22, 1991. Estimated Expiration Date: 
November 6, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 6, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3329550 Method for sealing an emptying opening and an arrangement for the realization of the method Label laminating method Patent #: 4612076 InventorApplicationNo. 432060 filed on 11/06/1989US Classes:156/69, Application of end closures to containers156/274.4, Exposure of work to electrode156/497, With gas, vapor, or flame contact means for work156/499, With separate (nonpress) heating means for work220/270, With gripping means (e.g., pull tab)493/103Closure having metallic portionExaminersPrimary: Dawson, Robert A.Attorney, Agent or FirmInternational ClassB32B 031/12Foreign Application Priority Data1988-11-07 JPAbstractA method and device to attach a strip tape onto a packaging web having a liquid-pouring hole by a heating element, which is provided with heating coils and an air hole, and a pressure rail which has a tape escape, so that when the strip tape is heat sealed on the packaging web, air is blown to a part of the strip tape covering the liquid-pouring hole so as to loosen such part into the tape escape. | |
