Fluid dispenser

• US 3,227,310 A
• Filed: 07/30/1963
• Issued: 01/04/1966
• Est. Priority Date: 07/30/1963
• Status: Expired due to Term

• Current Assignee: Denis Farandatos
• Original Assignee: Denis Farandatos
• Inventors: DENIS FARANDATOS
• Application Number:
  US04/298,739
• Time in Patent Office: 889 Days
• US Class Current: 222/5
• CPC Class Codes: B67D 1/04 Apparatus utilising compressed air or other gas acting directly or indirectly on beverages in storage containers

Claims

5. APPARATUS FOR CONTROLLING THE RELEASE OF FLUID FROM A HIGH PRESSURE CYLINDER HAVING A SEALING DIAPHRAGM WHICH COMPRISES MEANS TO HOLD THE CYLINDER, PENETRATING MEANS INCLUDING A NEEDLE AIMED AT THE DIAPHRAGM OF THE CYLINDER, SPRING BIASING MEANS INITIALLY URGING THE NEEDLE AGAINST SAID DIAPHRAGM WITH INSUFFICIENT FORCE TO PERFORATE THE SAME, AND RELEASABLE NEEDLE RETRACTING MEANS INCLUDING A MEMBER RIGIDLY CONNECTED TO SAID NEEDLE FOR MOVING SAID NEEDLE AXIALLY AWAY FROM SAID DIAPHRAGM IN OPPOSITION TO THE BIASING MEANS WHEREBY THE FORCE OF SAID BIASING MEANS IS INCREASED SUFFICIENTLY TO CAUSE TO NEEDLE TO PERFORATE SAID DIAPHRAGM ON RELEASE OF SAID RETRACTING MEANS, SAID RETRACTING MEANS ALSO SERVING TO WITHDRAW THE NEEDLE FROM THE PERFORATED DIAPHRAGM TO PERMIT FLUID TO DISCHARGE FROM SAID CYLINDER THROUGH THE PERFORATION IN SAID DIAPHRAGM.