Voice coil programmable wire tensioner
US5114066A · kind A · utility
49Cited by
4References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 20, 1990 |
| Grant date | May 19, 1992 |
| Priority date | — |
| Expiry date | Nov 20, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/19043
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A voice coil actuated wire tensioner is used on a wire bonder in conjunction with a primary wire clamp to provide accurate control of the bond wire and looping of the bond wire between ball bonding of one end of a bond wire and stitch bonding of the other end of the bond wire.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.