Patent ID: 7757926

Claim:
A bonding apparatus with a bond head, the bonding apparatus comprising: a bond head a horn including a first base end and a second base end; a bonding tool attached to the horn between the first base end and the second base end; a first ultrasonic generator secured to the first base end and a second ultrasonic generator secured to the second base end; a first fastening mechanism located on an outer surface of the horn between the bonding tool and the first ultrasonic generator and a second fastening mechanism located on the outer surface of the horn between the bonding tool and the second ultrasonic generator; a mounting interface comprising a plate to which the horn is releasably attachable using the first fastening mechanism and the second fastening mechanism, the plate further comprising point contact surfaces on a first side of the plate for contacting the outer surface of the horn; and the plate including mounting positions comprising flange mounts positioned on a second side of the plate and projecting from a surface of the plate and positioned at a periphery of the plate, the flange mounts configured to mount the plate to the bond head, wherein the first side of the plate is a surface of the plate facing the horn and the second side of the plate is a side not facing the horn and the flange mounts do not contact the horn.