Patent Number: 7,819,517

Title: Ultraviolet ray irradiation apparatus for fixing printed material

Abstract: In an ultraviolet ray irradiation apparatus capable of forestalling printed material jams between a paper discharge unit of a printing apparatus and a reception unit of the ultraviolet ray irradiation apparatus, a signal line for exchanging electric signals with the printing apparatus is provided, and control is performed such that rotational driving of a paper conveyance belt of the ultraviolet ray irradiation apparatus is begun upon reception of a printing drum rotation start signal or a paper feeding unit paper conveyance start signal, and the rotational driving of the belt is halted after a predetermined amount of time has elapsed following reception of a printing completion signal.

Inventors: Sato; Mitsuo (Miyagi, JP)

Assignee: Tohoku Ricoh Co., Ltd.

International Classification: B41F 23/04 (20060101); B41L 23/20 (20060101)

Expiration Date: 2018-10-26 0:00:00