US 7,517,078 B2
Image forming apparatus
Shoichi Kan, Yokohama (Japan); Yasuyuki Asai, Tokyo (Japan); and Tetsuya Saito, Yokohama (Japan)
Assigned to Canon Kabushiki Kaisha, Tokyo (Japan)
Filed on May 12, 2005, as Appl. No. 11/127,156.
Claims priority of application No. 2004-145071 (JP), filed on May 14, 2004; and application No. 2004-171279 (JP), filed on Jun. 09, 2004.
Prior Publication US 2005/0264634 A1, Dec. 01, 2005
Int. Cl. B41J 2/01 (2006.01)
U.S. Cl. 347—104  [271/9.01; 271/9.09; 271/18; 358/498; 358/505; 399/75; 399/131; 399/167; 399/367; 399/374; 400/188; 400/624; 400/625] 13 Claims
OG exemplary drawing
 
1. An ink jet recording apparatus comprising:
a sheet feeding tray for stacking a plurality of recording materials before recording;
a sheet discharge tray for stacking the recording material discharged after completion of the recording;
an image recording portion including an ink jet recording head and a platen for supporting the recording material so as to face said ink jet recording head;
a sheet feeding roller for contacting a surface of the recording material to be subjected to recording and feeding the recording material stacked on said sheet feeding tray to said image recording portion, and for contacting a backside surface of the recording material having been subjected to the recording and feeding the recording material to said sheet discharge tray;
a first roller portion for feeding the recording material;
a second roller portion, disposed at a position between said sheet feeding tray and said image recording portion and across said image recording portion from said first roller portion, for feeding the recording material; and
a guiding member disposed between said sheet feeding roller and said second roller portion and movable between a first position for permitting feeding of the recording material toward said image recording portion, and a second position for feeding the recording material having been subjected to the recording to the sheet discharge tray,
wherein after the recording material fed from said sheet feeding tray is passed between said ink jet recording head and said platen and is nipped by said first roller portion, the recording is carried out when the recording material is fed in an opposite direction between said ink jet recording head and said platen.