×

Valving for a refillable reusable mixer bottle

  • US 8,152,025 B2
  • Filed: 10/20/2010
  • Issued: 04/10/2012
  • Est. Priority Date: 08/07/2007
  • Status: Active Grant
First Claim
Patent Images

1. A mixing and dispensing apparatus comprising:

  • a first closable chamber having a base and being capable of holding a liquid;

    a replaceable deformable second closable chamber being capable of holding a liquid and being adapted to communicate with said first chamber; and

    valve means being located at the base of said first chamber for maintaining separation between the contents of said first and second chambers when said second chamber is coupled to said first chamber, said valve means including first and second, similarly oriented one way valve members;

    wherein, when said first and second chambers are coupled together and in communication, said first valve member, in response to increased pressure in said second closable chamber, allows the introduction of the contents of said second closable chamber into said first closable chamber; and

    wherein said second valve member, in response to decreased pressure in said second chamber, allows the introduction of ambient air into said second chamber to equalize the pressure therein.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×