Method of manufacturing a laminated leadframe
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United States of America Patent
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Feb 23, 2010
Grant Date -
May 31, 2007
app pub date -
Nov 9, 2006
filing date -
Nov 11, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Disclosed are a method for manufacturing a laminated lead frame and a laminated lead frame manufactured thereby, wherein lead frame single plates to be laminated one on top of the other can be reliably bonded together with a relatively light load. Under the method for manufacturing a laminated lead frame by means of stacking and bonding lead frame single plates 10 and 11, each of which has been processed into a predetermined shape, a plurality of protuberance sections 12 are formed in at least one of mutually-opposing surfaces of the lead frame single plates 10 and 11 that vertically pair up with each other. The mutually-opposing lead frame single plates 11, 12 are bonded together via the protuberance sections 12.
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