Patent ID: 6227437
Filing Date: 2001-05-08
Classification: B23K,H05K

Abstract:
An apparatus for delivering and reflowing solder material onto a substrate, comprising:a reservoir to hold the solder material;a capillary for guiding the solder material to the substrate;a feed tube coupled to the reservoir for directing the solder material from the reservoir to the capillary;indexing means coupled to the feed tube and the capillary to individually index the solder material from the feed tube into the capillary;deliver means to deliver the solder material from the reservoir, through (a) the feed tube, (b) the indexing means, (c) the capillary and onto the substrate; andan energy source coupled to the capillary to reflow the solder material onto the substrate,wherein the delivery means comprises:a pressurized fluid introduced into the reservoir to urge the solder material through the feed tube, through the indexing means, through the capillary and onto the substrate.