Gluing device, bookbinding apparatus with the gluing device and image forming apparatus with bookbinding apparatus
US6592056B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2001 |
| Grant date | Jul 15, 2003 |
| Priority date | — |
| Expiry date | Aug 2, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05C5/02
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A gluing device having therein a pressuring means which presses a glue container containing a liquid glue to eject contained glue from an ejection opening, a supply tube through which the ejected glue is transported from the glue container, a connecting means on the glue container side which connects the supply tube to the glue container, a connecting means on the supply tube side which detachably connects the connecting means on the glue container side to the supply tube, and a glue discharging means which receives the glue transported through the supply tube and delivers them from a nozzle opening, wherein there is provided a valve member provided inside the connecting means on the glue container side that makes the ejection opening to be opened and closed, and a protrusion is provided inside the connecting means on the supply tube side so that the protrusion presses the valve member to open the ejection opening when the connecting means on the supply tube side is connected to the connecting means on the supply tube side.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.