Patent ID: 7694963
Filing Date: 2010-04-13
Classification: H04N

Abstract:
1. A document feeder comprising; a document accommodating section for accommodating a document; a document feeding unit for feeding the document from the document accommodating section to a document discharging section; a document feed path that connects the document accommodating section and the document discharging section by way of a scanning position, the document feed path having an end portion that is disposed above the document accommodating section, the document feed path used for scanning both sides of the document by document feeding process including a first feed process, a second feed process and a third feed process, a first detecting section that is disposed in a position between the document accommodating section and the end portion; a second detecting section that is disposed in a position between the end portion and the document discharging section; and a controller configured to determine, based on a detecting information obtained by at least one of the first detecting section and the second detecting section, that the document feeding process is stopped during the first feed process, and the controller further configured to feed a document stopped during the first feed process to the end portion, to feed the document from the end portion by way of the scanning position back to the end portion, and to feed the document from the end portion to the document discharging section.