Patent ID: 11890863
Assignee: XEROX CORPORATION
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 9:
10. A vacuum platen for a media transport device of a printing system, comprising:
a platen body;
a plurality of platen channels in the platen body, each of the platen channels opening to a first side of the platen body; and
a plurality of platen holes in the platen body, each the platen holes opening to a second side of the platen body, opposite the first side, and being fluidically coupled to one of the platen channels,
wherein at least some of the platen channels comprise a first region and a second region having a reduced open cross-sectional area relative to the first region, the second region being at a location between the first region and a platen hole fluidically coupled to the respective platen channel,
wherein the second region of a given platen channel of the at least some platen channels comprises an obstruction feature located in the given platen channel, and
wherein the obstruction feature comprises one or more of a fin array, a pin array, a mesh, a porous material, a wall with an aperture, a baffle, or any combination thereof.