Ultrasonic weld rivet for process cartridge and in line tack weld assembly method

摘要

A process cartridge for use in a printing machine is provided. The process cartridge includes a first housing portion including a first housing attachment surface and a second housing portion including a second housing attachment surface. At least a portion of the second housing attachment surface is associated with at least a portion of the first housing attachment surface. The process cartridge further includes a plurality of rivets. Each of the plurality of rivets includes a retaining portion thereof. At least one of the first housing portion and the second housing portion define an aperture for passage of the retaining portion of at least one of the rivets therethrough. The other of at least one of the first housing portion and the second housing portion define a cavity for receiving the retaining portion of the at least one rivet. The portion of the housing defining the cavity being interferencely fitted to the retaining portion of the at least one rivet.