Patent ID: 6877648
Filing Date: 2005-04-12
Classification: B06B,B23K,H01L,H05K

Abstract:
1. An ultrasonic horn for applying ultrasonic vibrations to an object to be bonded to another object, said ultrasonic horn comprising: a main horn unit having left and right apexes and a lower apex, formed generally symmetrical horizontally; a vibration input portion provided at at least one of the left and right apexes of said main horn unit; and a vibration output portion provided at at the lower apex of said main horn unit for providing ultrasonic vibrations to said object to be bonded; wherein, when ultrasonic vibrations are input to said vibration input portion in a direction generally toward said vibration output portion, ultrasonic vibrations generally perpendicular to the symmetry axis of said main horn unit are output from said vibration output portion; and wherein said main horn unit has a general inverted triangle shape.