Paper conveyance apparatus
US8840107B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 9, 2013 |
| Grant date | Sep 23, 2014 |
| Priority date | — |
| Expiry date | Aug 9, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2801/39
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A paper conveyance apparatus including a conveyance roller module including a pair of a sheet feeding roller and a separation roller opposite to each other across a paper conveyance path, a sound receiving aperture positioned on the same side as one side of the paper conveyance path, the one side including any one of the conveyance roller module, a sound shield positioned on a straight line between a nip portion of the conveyance roller module and the sound receiving aperture, a sound signal generator for generating a sound signal in response to a sound detected through the sound receiving aperture, and a sound jam detector for determining whether a jam has occurred based on the sound signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.