US PATENT SUBCLASS 228 / 176
.~ Combined


Current as of: June, 1999
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228 /   HD   METAL FUSION BONDING

101  DF  PROCESS {38}
176.~ Combined


DEFINITION

Classification: 228/176

(under subclass 101) Process in combination with either (1) an operation to perfect the basic operation of this class or (2) an operation for treating or working the work part(s) or the filler prior to during bonding wherein the additional operation is other than that within this class definition.

(1) Note. Not included in this subclass is fusion bonding combined with another operation so intimately associated with the bonding operation as to be generally considered in the art to be part of the bonding operation when recited in combination therewith and specifically provided for under subclass 101 and below this subclass. Specifically, application of a coating of flux, filler or bond facilitating metal, cleaning, heating, handling or the application of a special environment, combined with bonding is provided for below and is excluded from this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

18, for fusion bonding apparatus combined with apparatus for performing other operations.

103+, for fusion bonding combined with measuring or testing.

135+, for fusion bonding combined with mechanical joining.

141.1+, for fusion bonding combined with shaping. 175, for fusion bonding combined with other securing.

199+, for fusion bonding followed by product treatment, e.g., cooling and cleaning.

203+, for treating of work parts or filler material prior to fusion bonding, e.g., cleaning, application of a preliminary bond facilitating coating or other chemical treatment.

214+, for bonding and protecting the work part(s) or filler, e.g., by a getter, protective vapor, vacuum or by application of flux.

SEE OR SEARCH CLASS

29, Metal Deforming,

1.1, 25.42, 91+, 592.1 through 623.5 and 825 through 899.1 (subclasses for making "special articles") for an operation involving fusion bonding and an additional step peculiar to manufacture of an article, as provided for therein, subclasses 592+ for combined operations involving metal fusion bonding and subsequent, unrelated, additional work treatment, and subclasses 428+, for fusion bonding combined

with bringing work parts together and orienting the parts prior to bonding.