Apparatus for melting and feeding heat-softenable materials

• US 3,358,066 A
• Filed: 04/22/1964
• Issued: 12/12/1967
• Est. Priority Date: 04/22/1964
• Status: Expired due to Term

• Current Assignee: Hellmut I. Glaser, John H. Willis, Ralph L. Tiede
• Original Assignee: Hellmut I. Glaser, John H. Willis, Ralph L. Tiede
• Inventors: Tiede, Ralph L., Glaser, Hellmut I., Willis, John H.
• Application Number:
  US04/361,657
• Time in Patent Office: 1,329 Days
• US Class Current: 373/28
• CPC Class Codes: C03B 37/09 electrically heated
• CPC Class Codes: C03B 5/021 by induction heating
• CPC Class Codes: C03B 5/1875 of the screw or pump-action type

Claims

1. APPARATUS OF THE CHARACTER DISCLOSED, IN COMBINATION, A METAL-WALLED MELTING CHAMBER ADAPTED TO REDUCE PIECES OF HEAT-SOFTENABLE MINERAL MATERIAL TO A MOLTEN STATE, A CIRCULAR METAL-WALLED FEEDER CHAMBER, ORIFICE MEANS FORMED IN SAID MELTING CHAMBER ADAPTED TO FLOW MOLTEN MATERIAL INTO SAID FEEDER, MEANS FOR HEATING THE CONTENTS OF SAID FEEDERS, AND CIRCULAR DISC MEANS CONCENTRICALLY LOCATED WITHIN SAID FEEDER FOR STIRRING SAID MOLTEN MATERIAL IN SAID FEEDER TO MAINTAIN A UNIFORM TEMPERATURE AND VISCOSITY OF SAID MOLTEN MATERIAL, SAID STIRRING MEANS INCLUDING A POWER SHAFT, SAID POWER SHAFT BEING DIRECTED UPWARDLY THROUGH SAID ORIFICE IN SAID MELTING CHAMBER, SAID MOLTEN MATERIAL IN SAID MELTING CHAMBER BEING DIRECTED DOWNWARDLY THROUGH SAID ORIFICE ALONG SAID POWER SHAFT TO REDUCE THE TURBULENCE OF FLOW.