Patent ID: 7946579

Claim:
An image forming apparatus, comprising: a storage unit configured to store sheets of a recording medium; a feeder configured to feed the sheets of the recording medium one by one from the storage unit; a conveyance device configured to convey the sheets of the recording medium along a conveyance path; a registration device configured to perform registration to the sheets of the recording medium and stop the sheets of the recording medium, located downstream from the conveyance device in a direction in which the sheets are conveyed; and a controller configured to control the feeder, the conveyance device, and the registration device such that when a first sheet of the recording medium is stopped at the registration device a second sheet of the recording medium is conveyed along the conveyance path without being stopped while the controller checks an interval between the first sheet of the recording medium and the second sheet of the recording medium, wherein the controller determines to stop the second sheet on the conveyance path when the interval is shorter than a given interval, and to convey the second sheet to the registration device without stopping when the interval is not shorter than the given interval and based on whether the first sheet of recording medium is held at the registration device, and the controller changes a stop control procedure of the conveyance device to stop the sheets of the recording medium depending on a number of the sheets of the recording medium located on the conveyance path.