Abstract: An improved microprocessor-controlled dual piston-pump viscous fluid dispensing system as for dispensing uniform sealing beads and the like (as well as other types of uniform deposits), wherein the pressure throughout the fluid path is maintained constant including during the switching alternately between filled and emptying pumps of the pair, assuring a constant dispensing rate, including during the switchover of the pumps.
Type:
Grant
Filed:
December 11, 2003
Date of Patent:
June 5, 2007
Assignee:
DTIC Dispensing Technologiesa a Division of Stainless Steel Coatings, Inc.