Paper roll fixing device of printer
US8925854B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 9, 2013 |
| Grant date | Jan 6, 2015 |
| Priority date | — |
| Expiry date | Jun 16, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2511/12
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A paper roll fixing device of a printer is provided. The paper roll fixing device includes a first supporting member and a second supporting member. The first supporting member includes a first supporting protrusion part and plural first auxiliary rollers. The second supporting member includes a second supporting protrusion part and plural second auxiliary rollers. The first supporting protrusion part and the second supporting protrusion part are inserted into two ends of a hollow shaft of a paper roll. Consequently, the paper roll is fixed in the space between the first supporting member and the second supporting member, and supported by the first auxiliary rollers and the second auxiliary rollers. Moreover, especially, the paper roll fixing device is applicable to a variety of paper rolls with different diameters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.