| 摘要 |
PROBLEM TO BE SOLVED: To provide an ejector paper feeding device for a bookbinding device capable of reducing running cost, capable of saving energy, and capable of silencing a sound. SOLUTION: The paper feeding device 10 has at least one suction head 22 capable of contacting with sheets such as a section and movable by a predetermined quantity together with the sheets by sucking to the sheets, an ejector 14 for generating negative pressure from compressed air by supplying the compressed air, and a communicating means such as a hose 16 for communicating the suction head 22 with the ejector 14 for supplying the negative pressure generated by the ejector 14 to the suction head 22. COPYRIGHT: (C)2010,JPO&INPIT
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