Self locking key for ultrasonic transducers

Details Self locking key for ultrasonic transducers Self locking key for ultrasonic transducers

1996-09-20

1998-11-03

Heinrich, Samuel M.

Metal fusion bonding

Means to apply vibratory solid-state bonding energy to work

228904, H01L 21607

Patent

active

058296638

ABSTRACT:
The present invention concerns a self locking system for holding a wire bonding tool in a wire bonding transducer and comprises an unitary cam key rotatably mounted in a cam key aperture extending through an anti-node end of an ultrasonic transducer. A cam surface on the cam key is operable to lock a bonding tool mounted in a substantially vertical bonding tool aperture when rotated less than 360.degree. in said cam key aperture.

REFERENCES:
patent: 5180093 (1993-01-01), Stansbury et al.
patent: 5368216 (1994-11-01), Sakakura et al.
patent: 5469011 (1995-11-01), Safabakhsh
patent: 5603445 (1997-02-01), Hill et al.
patent: 5699951 (1997-12-01), Miyoshi
patent: 5702049 (1997-12-01), Biggs et al.

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