×

Closed multi-fluid delivery system and method

  • US 4,925,444 A
  • Filed: 08/07/1987
  • Issued: 05/15/1990
  • Est. Priority Date: 08/07/1987
  • Status: Expired due to Term
First Claim
Patent Images

1. A multi-fluid delivery system for delivering a plurality of preselected fluids from a plurality of fluid flow sources to a fluid flow delivery port comprising:

  • a plurality of deformable flow means for receiving fluid flow from the plurality of fluid flow sources;

    a plurality of flow control means with each of said deformable flow means closable by a corresponding one of said flow control means;

    means for combining fluid flow from selected of said flow means to form a combined fluid flow output combination at said delivery port; and

    programmable control means, coupled to each of said flow control means for storing, at least, one required fluid flow delivery schedule and for actuating one or more of said flow control means such that said selected fluids flow into said combining means in accordance with said stored, fluid flow delivery schedule with said programmable control means including means for storing information relating to inter-fluid compatibility and for displaying an indicium of compatibility between at least two of said specified fluid types prior to activating any of said flow control means.

View all claims
  • 5 Assignments
Timeline View
Assignment View
    ×
    ×