×

Dropwise liquid dispensing system particularly suitable for liquids having low surface tension

  • US 5,664,704 A
  • Filed: 11/13/1995
  • Issued: 09/09/1997
  • Est. Priority Date: 05/05/1994
  • Status: Expired due to Fees
First Claim
Patent Images

1. A dropwise liquid dispensing system comprising:

  • a liquid formulation having a surface tension of less than a specific value;

    tip means for dispensing of the liquid formulation in a dropwise fashion;

    inner bottle means, in communication with said tip means, for both containing the liquid formulation and forcing the liquid formulation through the tip means upon compression of the inner bottle means;

    means, defining a volume of said inner bottle means, for preventing the liquid formulation from flowing out of the inner bottle means through the tip means without compression of the inner bottle means;

    means for facilitating compression of the inner bottle means comprising accordion-like folds in the inner bottle means; and

    outer bottle means, disposed around said inner bottle means, for compressing the inner bottle means.

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