Tax unit, printer incorporating the same, and method of manufacturing the same

摘要

Tax unit, printer incorporating the same, and method of manufacturing the same one tax unit is adapted to be incorporated in a printer which is connected with a computer host communicative way. A memory is adapted to store the tax tax data and configured to deactivate a rewrite of tax data that have been stored once.A first plate receives the first components including the memory supervisor. A second plate receives the second component not including the memory supervisor. A retainer accommodates the first plate in such a state that the first plate is fixed with a sealant in the same. A chamber accommodates the second plate separately from the first plate.