Valve and wiping mechanism for asphalt dispensers

• US 3,280,710 A
• Filed: 08/16/1963
• Issued: 10/25/1966
• Est. Priority Date: 08/16/1963
• Status: Expired due to Term

• Current Assignee: William P. Glade
• Original Assignee: William P. Glade
• Inventors: Glade, William P.
• Application Number:
  US04/302,607
• Time in Patent Office: 1,166 Days
• US Class Current: 404/107
• CPC Class Codes: E01C 19/16 for applying or spreading liquid materials, e.g. bitumen slurries E01C19/1054, E01C19/21, E01C19/45, E01C19/4813, E01C21/00, E01C23/02, E01C23/03, E01C23/065, E01C23/096, E01C23/0973, E01C23/0993 , E01C23/16 take precedence; spreading-out or smoothing-down means as parts of spraying apparatus E01C19/178
• CPC Class Codes: Y10T 137/87917 Flow path with serial valves and/or closures

Claims

1. IN AN ASPHALT DISPENSING APPARATUS HAVING A WHEELED HOUSING, A HANDLE ON SAID HOUSING, A HEATING VAT IN SAID HOUSING, AND A HEATING CHAMBER BENEATH SAID VAT HAVING A BURNER THEREIN, A DISPENSING VALVE IN SAID HEATING CHAMBER HAVING AN INLET COMMUNICATING WITH SAID VAT, AND HAVING A DISPENSING TUBE CONNECTED THERETO EXTENDING THROUGH A WALL OF SAID HOUSING, THE SAID VALVE COMPRISING THROUGH HAVING INLET AND OUTLET PASSAGES THEREIN, A NEEDLE VALVE IN SAID INLET PASSAGE FOR RESTRICTING THE FLOW THERETHROUGH AND CLOSING SAID PASSAGE AND A POPPET CLOSURE IN SAID OUTLET PASSAGE CAPABLE OF INTERMITTENTLY INTERRUPTING THE FLOW OF ASPHALT THROUGH SAID DISPENSING TUBE, A GUIDE ROD SLIDABLY ARRANGED ON SAID HOUSING AND A DISPENSING RECEPTACLE, HAVING A WIPING SHOE THEREON, SUPPORTED ON THE LOWER END OF SAID ROD ADJACENT TO SAID DISPENSING TUBE AND ADJUSTABLE VERTICALLY WITH RESPECT THERETO, AND MEANS COMPRISING A PAIR OF LEVERS PIVOTED ON A PORTION OF SAID HOUS-