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PISTON WITH FLEXIBLE CLOSURE FOR AEROSOL CONTAINER

  • US 20190152684A1
  • Filed: 11/19/2018
  • Published: 05/23/2019
  • Est. Priority Date: 11/23/2017
  • Status: Active Grant
First Claim
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1. A piston for a container,wherein the piston has a sidewall, an upper side and a bottom side, and at least a first circumferential seal,wherein at least the upper side of the piston is closed by a closure, andwherein the upper side is made of a first, elastic material,wherein the upper side is configured to deform upon a pressure change acting on the upper side,wherein the sidewall is made of a second material which is different from the first elastic material,wherein the first circumferential seal is positioned on the sidewall on its outer surface.

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