In a lead frame carrying method and apparatus, first and second press units are provided on sides of a pair of carrier rails. When carrying a lead frame along the carrier rails, a side edge portion of the lead frame is clamped by being pressed from a surface and a back face of the lead frame almost perpendicularly...http://www.google.de/patents/US6033930?utm_source=gb-gplus-sharePatent US6033930 - Lead frame carrying method and lead frame carrying apparatus
