Sheet punching device, sheet processing device provided with the same, and image forming device
US9417589B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 20, 2015 |
| Grant date | Aug 16, 2016 |
| Priority date | — |
| Expiry date | Apr 20, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/00814
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
This sheet punching device includes a placement table 53 on which the sheet is placed, a hollow punching member 60 that punches the sheet placed on the placement table 53, a punching moving member 66 that moves the punching member between a punching position where the sheet is punched and a retreat position retreated from the punching position, a punching drive section 70 that drives the punching moving member 66, a waste pushing member 80 that is disposed in the hollow portion of the punching member 60 and pushes punching waste remaining in the hollow portion, a pushing moving member 85 that moves the waste pushing member 80 between a pushing position protruding from the hollow portion of the punching member and a housing position in the hollow portion, and a pushing drive section 70 that drives the pushing moving member 85.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.