Holding tongs
US4767146A · kind A · utility
2Cited by
7References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 10, 1987 |
| Grant date | Aug 30, 1988 |
| Priority date | — |
| Expiry date | Apr 10, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S294/902
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Holding tongs for holding printed circuit boards suspended in a galvanizing bath includes two halves, of which the movable half is subdivided into two portions pivotable relative to the stationary half of the tongs against the action of the springs. Both halves of the tongs have clamping projections to clamp the boards in a suspended position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.