Bushing for a web material roll, web material roll retention assembly and method for installing the same
US11369238B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 7, 2019 |
| Grant date | Jun 28, 2022 |
| Priority date | — |
| Expiry date | Aug 25, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/18484
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A bushing for a web material roll including a body sized to be fitted into the web material roll; the bushing further including a wall extending across the central cavity of the web material roll when the bushing is in the central cavity of the web material roll and defining an opening for receiving a roll support therethrough, the opening being bordered by a roll support contacting surface, the bushing having one or more bearing surfaces for contacting the roll support and supporting the web material roll, the one or more bearing surfaces including at least the roll support contacting surface bordering the opening. A web material roll, a web material roll retention assembly and a method for placing a web material roll in a web material roll dispenser are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.