Dispenser for liquid additives to fluid streams

• US 3,166,096 A
• Filed: 10/03/1961
• Issued: 01/19/1965
• Est. Priority Date: 10/03/1961
• Status: Expired due to Term

• Current Assignee: Helmut Lang
• Original Assignee: Helmut Lang
• Inventors: HELMUT LANG
• Application Number:
  US04/142,695
• Time in Patent Office: 1,204 Days
• US Class Current: 137/564.5
• CPC Class Codes: A47L 15/4427 entrained in the water supply line by a pressure drop, e.g. resulting from a Venturi throat
• CPC Class Codes: B01F 2101/4505 Mixing ingredients comprising detergents, soaps, for washing, e.g. washing machines
• CPC Class Codes: B01F 25/312 with Venturi elements; Details thereof
• CPC Class Codes: B01F 25/315 wherein a difference of pressure at different points of the conduit causes introduction of the additional component into the main component B01F25/316 takes precedence
• CPC Class Codes: B05B 7/28 in which one liquid or other fluent material is fed or drawn through an orifice into a stream of a carrying fluid B05B7/262 takes precedence
• CPC Class Codes: B67D 7/0216 by squeezing collapsible or flexible storage containers B67D7/0255 takes precedence; for dispensing beverages on draught B67D1/0001
• CPC Class Codes: D06F 39/022 in a liquid state D06F39/024 takes precedence
• CPC Class Codes: Y10T 137/8597 Main line as motive fluid for follower-type feeder

Claims

1. A SYSTEM FOR DISPENSING LIQUID ADDITIVES INTO A FLUID STREAM FLOWING IN A CONDUIT WHEREIN A PRESSURE DIFFERENTIAL EXISTS BETWEEN AN UPSTREAM LOCATION AND A DOWNSTREAM LOCATION, COMPRISING A VESSEL, A RECEPTACLE FOR A LIQUID ADDITIVE REMOTABLY MOUNTED IN SAID VESSEL AND HAVING A MOVABLE WALL MEMBER FREELY DISPLACEABLE IN SAID VESSEL AND SUBDIVIDING THE INTERIOR THEREOF INTO A FIRST COMPARTMENT AND A SECOND COMPARTMENT, SAID SECOND COMPARTMENT BEING CONSTITUTED BY SAID RECEPTACLE, PIERCING MEANS ON SAID VESSEL PENETRATING SAID RECEPTACLE, SAID PIERCING MEANS HAVING A CHANNEL COMMUNICATING WITH THE SAID SECOND COMPARTMENT, SAID FIRST COMPARTMENT BEING SEPARATED FROM SAID CHANNEL BY SAID MOABLE WALL MEMBER AND SAID SECOND COMPARTMENT CONTAINING AN ADDITIVE TO BE DISPENSED, FIRST CONNECTION MEANS ON SAID VESSEL FORMING A PATH FOR FLUID FROM SAID UPSTREAM LOCATION TO SAID FIRST COMPARTMENT, AND SECOND CONNECTION MEANS ON SAID VESSEL COMMUNICATING WITH SAID CHANNEL AND FORMING A PATH THERETHROUGH FOR SAID ADDITIVE FROM SAID SECOND COMPARTMENT TO SAID DOWNSTREAM LOCATION.