Patent ID: 6176630
Filing Date: 2001-01-23
Classification: B41J

Abstract:
An adjustable index sensing apparatus that is mountable about a media web cavity of a printer, comprising:an index sensing module having a light emitting element and a light detecting element adjacent thereto, said light emitting element providing light for reflection off of a surface of a media web, said reflection of said light being detected by said light detecting element, said index sensing module for providing a signal in response to detecting a registration indicator disposed upon said surface of said media web, which is moving relative thereto; and a sleeve having a mounting surface and a multiplicity of mounting fixtures disposed upon said mounting surface for receiving said index sensing module for providing registration of a media web moving within a media web cavity of a printer, said sleeve having fastener means for mounting said sleeve about said media web cavity of said printer, said index sensing module being mountable upon one of said multiplicity of mounting fixtures disposed upon said mounting surface of said sleeve, said mounting fixtures providing means by which said index sensing module can be fixedly mounted in different locations about said media web cavity.