An oil application roller capable of preventing an oil leak when the roller is left in the state where the rotation axis thereof runs vertically and also capable of preventing an oil escape from the roller in a fixing device. The oil application roller (15) includes a seal ring (25) at respective end...http://www.google.es/patents/US6668150?utm_source=gb-gplus-sharePatente US6668150 - Oil coating roller, seal ring used for the roller, and fixing device using the seal ring
Oil coating roller, seal ring used for the roller, and fixing device using ...
