US PATENT SUBCLASS 219 / 616
.~.~.~ Soldering

Current as of: June, 1999
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219 /   HD   ELECTRIC HEATING

600  DF  INDUCTIVE HEATING {7}
602  DF  .~ Metal working {1}
603  DF  .~.~ Bonding {7}
616.~.~.~ Soldering

DEFINITION

Classification: 219/616

Soldering:

(under subclass 603) Subject matter wherein a melted alloy of lead and tin is melted and used to fill the joint between the opposing surfaces.

(1) Note. The melting point of solder is usually lower than the base metal to be bonded, therefore base metal fusion is not required.

SEE OR SEARCH THIS CLASS, SUBCLASS:

85.1+, brazing or soldering by resistance heating.

SEE OR SEARCH CLASS

228, Metal Fusion Bonding,

33+, for means to apply flux and subclasses 51+ for a metallic heat applicator.