Methods and apparatus for engaging web-material cores
US7878116B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2007 |
| Grant date | Feb 1, 2011 |
| Priority date | — |
| Expiry date | Mar 13, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K3/1216
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A stencil printer apparatus is provided. The stencil printer apparatus may include a stencil, a material applicator to apply material on the stencil, a supply roller configured to receive a roll of web-material, the supply roller comprising a first shaft, a take-up roller to receive a roll of web-material, the take-up roller comprising a second shaft, at least one spring-loaded protrusion element associated with one of the first shaft and the second shaft, and a drive configured to move web-material across the stencil between the supply roller and the take-up roller, and a frame to support the supply roller, the take-up roller and the drive. The at least one spring-loaded protrusion element may be configured and arranged on the at least one of the first shaft and the second shaft to resiliently engage at least one web-material core around which web-material may be disposed. Other embodiments and methods ate provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.