Pneumatic conveyer

• US 3,149,884 A
• Filed: 01/07/1963
• Issued: 09/22/1964
• Est. Priority Date: 01/07/1963
• Status: Expired due to Term

• Current Assignee: Marvin W. Jones
• Original Assignee: Marvin W. Jones
• Inventors: Jones, Marvin W.
• Application Number:
  US04/249,664
• Time in Patent Office: 624 Days
• US Class Current: 406/138
• CPC Class Codes: B65G 53/58 Devices for accelerating or decelerating flow of the materials; Use of pressure generators controlling pressure of propelling gas B65G53/66

Claims

1. A PNEUMATIC CONVEYOR FOR FINELY DIVIDED SOLIDS COMPRISING IN COMBINATION AN EDUCTOR TUBE ASSEMBLY, INCLUDING AN ELONGATE SECTION OF RELATIVELY SMALLER DIAMETER, A SWAGED SECTION HAVING A SMALLER END CONNECTED TO AN END OF THE ELONGATE SECTION, A SHORT HORIZONTAL SECTION OF LARGER DIAMETER, CONNECTED TO A LARGER END OF SAID SWAGED SECTION OPPOSITE THE ELONGATE SECTION, SAID HORIZONTAL SECTION HAVING A CLOSED END OPPOSITE THE SWAGED SECTION, AND AN INLET PIPE EXTENDING THROUGH SAID CLOSED END INTO SAID HORIZONTAL SECTION;

A VERTICAL PARTITION IN SAID HORIZONTAL SECTION SURROUNDING SAID INLET PIPE ADJACENT THE INNER END THEREOF PROVIDING A VERTICALLY NARROW CRESCENT OPENING BETWEEN A LOWER EDGE OF THE PARTITION AND THE BOTTOM OF THE HORIZONTAL SECTION, AND A LINE CONNECTED TO INTRODUCE COMPRESSED AIR INTO A SPACE BETWEEN SAID CLOSED END OF THE HORIZONTAL SECTION AND SAID PARTITION.