US PATENT SUBCLASS 219 / 88-- .~.~.~ Electrode positionable along fixed bus bar (e.g., reaction bar type)

US PATENT SUBCLASS 219 / 88
.~.~.~ Electrode positionable along fixed bus bar (e.g., reaction bar type)

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

50	DF	METAL HEATING (E.G., RESISTANCE HEATING) {19}
78.01	DF	.~ For bonding with pressure (e.g., resistance welding) {16}
86.1	DF	.~.~ By spot bonding {12}
88		.~.~.~ Electrode positionable along fixed bus bar (e.g., reaction bar type)

DEFINITION

Classification: 219/88

(under subclass 86.1) Subject matter having fixed bus bars of extended length for supplying the heating current and having electrodes for transferring the current to the work, said electrodes being movably positioned along the bus bar.

(1) Note. The bus bars, for example, may serve as backing members for absorbing mechanical thrust produced when the electrodes are clamped to the workpiece.

SEE OR SEARCH CLASS

191, Electricity: Transmission to Vehicles,

43+, for trolleys for transferring electric current from a stationary conductor to a movable load.