Patent ID: 6266496
Filing Date: 2001-07-24
Classification: G03G

Abstract:
A constant displacement oil web system in an imaging apparatus fuser having a fuser roll, comprising:an elongated web carrying fuser roll release agent;a supply spool for holding an unused portion of said web;a take-up spool for holding a used portion of said web;web guiding members defining a web path from said supply spool to said take-up spool, said web path including a portion thereof for positioning said web against the fuser roll of the imaging apparatus, for transferring release agent from said web to the fuser roll;a drive mechanism operatively connected to said take-up spool for rotating said take-up spool;a drive mechanism controller activating and deactivating said drive mechanism and adapted for varying operation of said drive mechanism to achieve consistent linear advancement of said web during each activation cycle of said drive mechanism; anda web advancement sensor system operatively disposed to detect actual linear advancement of said web, and a drive mechanism microprocessor receiving data from said web advancement sensor system.