Patent ID: 7331658

Claim:
A printing system comprising: a catcher, portions of the catcher defining a fluid drop contact region, the catcher including a catch pan and an opening for passage of fluid away from the fluid contact region, the opening having two ends; a fluid drop generator operable to form fluid drops, at least some of which contact the fluid drop contact region of the catcher; an eyelid operatively associated with the catcher, the eyelid including a lip portion that forms a seal with the catcher below the catch pan of the catcher when the eyelid is associated with the catcher; and a pair of walls positionable at locations outside of the ends of the opening such that the pair of walls and the eyelid are operable to form a fluid seal at least partially around the opening of the catcher, a first portion of the each of the pair of walls extending in a first direction toward the fluid drop generator, and a second portion of each of the pair of walls extending in a second direction at least partially toward each other.