PNEUMATIC TONER CONVEYING SYSTEM
Original Publication Date: 1976-Aug-31
Included in the Prior Art Database: 2004-Mar-27
Xerox Disclosure Journal
A supply of toner is stored in a flexible container remote from the developer of an electrostatic reproduction machines The flexible container has an inlet opening and an outlet opening, and toner is conveyed to the developer by direct~ ing air through the inlet opening, through the toner, and out the outlet opening, To prevent tunneling, i.e~, the formation of an opening through the supply of toner, the flexible container is periodically compressed by air to compress or collapse the supply of toner.