Platen assembly

摘要

A platen assembly for a printer comprised of a platen roller assembly and a housing assembly that is structured to rotatably support the platen roller assembly. More particularly, the present invention is directed to a platen roller assembly comprising a platen roller defining first and second ends; a locking pin extending from at least one of the first and second ends of the platen roller; a housing assembly adapted to rotatably support the platen roller; and a drive assembly structured to rotatably engage the locking pin extending from one end of the platen roller. In this regard, the present invention provides a platen roller assembly that is simple, easily alignable, and readily replaceable by a user.

主权项

1. A platen assembly, comprising:
a platen roller defining first and second ends and a platen axis extending between the first and second ends; first and second platen bearing assemblies attached to the platen roller assembly and disposed proximate the first and second ends of the platen roller respectively; a drive element extending from at least one of the first and second ends of the platen roller; a housing assembly adapted to rotatably support the platen roller, wherein the first and second platen bearing assemblies are adapted to be slidably received by the housing assembly along a direction substantially parallel to the platen axis, wherein the first and second platen bearing assemblies are both substantially simultaneously slidably received by the housing assembly in response to the platen roller assembly being inserted into the housing assembly in a first direction, and wherein the first and second platen bearing assemblies are prevented from rotating about the platen axis upon being slidably received by the housing assembly.