Title: Method for projecting and screening microelectronic-packed tin ball
Application Number: 200510045518 Application Date: 2005.12.08
Publication Number: 1895796 Publication Date: 2007.01.17
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: B07B13/11;B07B13/16
Applicant(s) Name: Jingtong Science and Technology Co., Ltd., Anhui Address:
Inventor(s) Name: Bao Fuyu;Hao Shihao
Attorney & Agent: yang jinhong yang jiemin
Abstract:
    A throwing method for screening the tin beads used for microelectronic package features that its thrower is composed of a vibration-type spiral feeder, a throw unit consisting of motor, drive roller and conveying belt, three recepting boxes and a vacuum cover with vacuumizing pump.
Time: 13