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CLOSURE ASSEMBLY FOR SQUEEZE BOTTLE COMPRISING A THERMOPLASTIC VALVE

  • US 20160001936A1
  • Filed: 02/03/2014
  • Published: 01/07/2016
  • Est. Priority Date: 02/05/2013
  • Status: Active Grant
First Claim
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1. A closure assembly for a squeeze bottle containing a substance, the squeeze bottle having a neck part with a dispensing opening, which closure assembly is placed or can be placed on the neck part of the squeeze bottle, the closure assembly comprising:

  • a closure cap, which closure cap has a cap part and a body part, which body part is provided with a recess for receiving the neck part of the squeeze bottle, and wherein the body part is provided with a top wall, that forms the bottom of the recess, which top wall has an outside surface and an inside surface, and has a dispensing opening for dispensing contents from the squeeze bottle on an outside of the closure cap body part, and wherein the top wall is on its inside surface provided with a loop shaped attachment surface extending around the dispensing opening,a valve, which valve is arranged in said recess of the closure cap body part and is adjacent to the top wall such that it closes the dispensing opening, which valve is a flat flexible foil material, and which valve has a loop shaped peripheral section that overlaps the loop shaped attachment surface of the closure cap body part, and which valve has a central section located in the dispensing opening of the closure cap body part, which central section is provided with at least one through slit, thus forming a resilient, essentially flat, self-closing valve, anda first induction element, which induction element is arranged in said recess of the closure cap body part for induction sealing the loop shaped peripheral section of the valve to the loop shaped attachment surface of the closure cap body part, which induction element has at least a loop shaped peripheral section that overlaps with the loop shaped peripheral section of the valve and the loop shaped attachment surface of the closure cap body part.

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